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Notch Peak

Notch Peak is a prominent summit in the House Range of Millard County, west-central Utah, United States, rising to an elevation of approximately 9,650 feet (2,944 m) and featuring a sheer west-facing limestone cliff that drops more than 2,200 feet (670 m), recognized as one of the tallest pure carbonate cliffs in North America.^[1]^[2] Designated a National Natural Landmark by the National Park Service on October 7, 1965, Notch Peak is celebrated for its exceptional geological value, including a massive, near-continuous sequence of weather-resistant limestone and dolomite beds that form the cliff, as well as significant fossil assemblages from the Cambrian and Ordovician periods.^[2] The peak lies within the Notch Peak Wilderness Study Area, a 57,296-acre region managed by the Bureau of Land Management, where it serves as a distinct landmark visible for up to 70 miles across the surrounding desert basin.^[3]^[4] Geologically, the mountain originated from ancient shallow marine deposits uplifted along a north-south fault during the Miocene extension of the Basin and Range Province, with subsequent erosion—unhindered by weak shale layers or intense folding—sculpting its dramatic escarpment over millions of years.^[1] A granite intrusion dating to about 170 million years ago punctuates the base of the carbonate sequence, while the site's isolation and rugged terrain support unique ecosystems, including ancient bristlecone pines over 2,000 years old on higher ridges.^[1]^[3]

Geography

Location and Access

Notch Peak is situated in Millard County, Utah, within the House Range on the western flank of Sawtooth Mountain, approximately 45 miles west of Delta, Utah.^[5] Its precise coordinates are 39°08′36″N 113°24′34″W, with an elevation of 9,658 feet (2,944 m) above NAVD 88 and a prominence of 3,419 feet (1,042 m).^[6] The peak lies in a remote section of the Great Basin Desert, bordered by Tule Valley to the west, characterized by arid shrubland and expansive valley floors with minimal human development.^[1] No services such as water, cell coverage, or gasoline stations are available in the immediate vicinity, emphasizing the area's isolation.^[1] Access to Notch Peak primarily involves unpaved roads through the House Range, starting from U.S. Highway 6/50 west of Delta. From Delta, travelers head west on U.S. Highway 6/50 for about 40 miles, then turn right onto the Notch Peak Loop Road (unpaved) just before mileage marker 46; after 4 miles north, turn left onto Miller Canyon Road for another 5 miles to the Sawtooth Canyon trailhead sign, where the route transitions to foot travel past a log cabin and stone roadblock.^[7] A four-wheel-drive or high-clearance vehicle is recommended due to rough, washboarded dirt roads that can become impassable during winter snow or spring mud from seasonal weather.^[7] The drive from Salt Lake City takes approximately 3 hours, covering about 170 miles via Interstate 15 south to U.S. Highway 6/50.^[8] No entry fees or permits are required for day use or dispersed camping at Notch Peak, but the site falls within the Notch Peak Wilderness Study Area, managed by the Bureau of Land Management.^[9] Visitors must adhere to wilderness study area regulations, including keeping all mechanized vehicles on designated roads, practicing Leave No Trace principles, and avoiding off-road travel to protect the fragile desert ecosystem.^[7]

Physical Description

Notch Peak features a distinctive summit characterized by a massive northwest-facing cliff that drops approximately 2,200 feet (670 m) vertically, ranking as the second-highest pure vertical drop in the United States after El Capitan in Yosemite National Park.^[1] The overall rise from the base in Tule Valley measures over 4,500 feet (1,370 m), creating a dramatic escarpment visible from up to 70 miles away in the remote west-central Utah landscape.^[1]^[3] This sheer face, composed of layered Cambrian carbonate rocks, dominates the peak's profile and contributes to its imposing presence in the arid Great Basin desert.^[1] At the top of the cliff lies the shallow groove or cleft known as the "notch," a subtle indentation that inspired the mountain's name and provides a defining visual marker against the otherwise uniform ridgeline.^[3] The summit itself reaches an elevation of approximately 9,650 feet (2,944 m), crowning a rugged massif within the House Range.^[10] The surrounding terrain is typified by the arid, isolated expanses of the House Range, where higher ridges support ancient bristlecone pines estimated to be 3,000 years old, their twisted forms clinging to rocky outcrops amid sparse vegetation.^[11] Lower valleys, including Tule Valley, exhibit minimal plant cover, emphasizing the peak's stark isolation in the Great Basin, where it surpasses the height of many Sierra Nevada peaks despite lacking their forested surroundings.^[3]

Geology

Rock Formations and Composition

Notch Peak is primarily composed of Cambrian-Ordovician carbonate rocks, dating to approximately 500 million years ago, which form the bulk of its prominent cliffs and summit. These include limestones and dolomites from the Notch Peak Formation, Orr Formation, and Weeks Formation, all deposited in shallow marine environments during the late Cambrian to early Ordovician periods. The Notch Peak Formation, the uppermost unit, consists of thick, massive beds of medium- to dark-gray limestone and dolomite, with thicknesses varying from 368 to 557 meters regionally.^[12]^[13] The Notch Peak Formation is subdivided into three members: the basal Hellnmaria Member, characterized by chert-bearing limestone and dolomite with stromatolites and forming resistant cliffs; the thin Red Tops Member, composed of light brown, thin-bedded bioclastic lime grainstone with secondary gypsum and halite; and the upper Lava Dam Member, featuring stromatolitic and cherty limestone that contributes to the formation's durability.^[12] Underlying it, the Orr Formation comprises interbedded limestones, dolomites, and shales, with a massive limestone bench near the cliff's top, while the Weeks Formation includes silty limestones and shales, totaling around 1,200 feet thick. These layered carbonates exhibit horizontal bedding that enhances the peak's near-vertical walls, though the structure is prone to rockfall due to weathering.^[13]^[1] Intruding these ancient carbonates are Jurassic igneous rocks, including the approximately 170-million-year-old Notch Peak quartz monzonite, which forms a prominent sill at the base of the cliff sequence and dikes such as the Notch Peak Dike, visible as darker linear features cutting through the lighter carbonates. This intrusion caused contact metamorphism, recrystallizing surrounding rocks and forming skarns rich in minerals like garnet. Mineral resources in the area include traces of tungsten extracted from these skarns during World War II mining efforts, as well as placer gold deposits in nearby drainages and surrounding regions of Millard County. The resistant nature of the carbonate layers, combined with the underlying intrusion, supports the peak's dramatic vertical drop of approximately 2,200 feet.^[13]^[1]

Geological History and Features

Notch Peak's geological history begins with the deposition of its primary rock layers during the Cambrian Period approximately 500 million years ago, when shallow tropical seas covered the region now known as western Utah. These seas laid down thick sequences of limestones and dolomites, forming the Notch Peak, Orr, and Weeks Formations through the accumulation of marine sediments rich in calcium carbonate from shelled organisms.^[1]^[12] Subsequent tectonic events shaped the peak's dramatic structure. During the Sevier Orogeny around 100 million years ago in the Late Cretaceous, compressional forces from the subduction of the Farallon Plate along the western North American margin deformed the sedimentary layers, contributing to regional folding and thrusting that elevated and tilted the strata in the area of the future House Range.^[14] Later, in the Miocene epoch about 17-10 million years ago, extensional tectonics associated with the Basin and Range Province caused the House Range to uplift along high-angle normal faults, creating the steep western escarpment of Notch Peak as a fault-scarp remnant with a vertical drop of approximately 2,200 feet. This extension tilted the Cambrian beds gently eastward while exposing them prominently on the west-facing cliff.^[1]^[15] Key geological features of Notch Peak include its position within the fault-bounded House Range, where the cliff exposes a continuous section of Cambrian carbonates, making it an exemplary display of ancient marine environments. A notable unique aspect is the interaction between these sedimentary rocks and a 170-million-year-old Jurassic granite intrusion, forming a sill at the base that locally metamorphosed the overlying limestones through contact heating, altering mineralogy and creating skarn deposits. The accessible layers also preserve a rich fossil record, including trilobites such as Symphysurina spp. and phosphatic brachiopods, providing insights into Cambrian marine life. In recognition of this outstanding carbonate cliff exposure, Notch Peak was designated a National Natural Landmark in 1976 by the National Park Service.^[2]^[12]^[16]^[17] Ongoing geological dynamics at Notch Peak are dominated by weathering and erosion processes that continue to sculpt the landscape. Differential erosion, enhanced by the resistant nature of the massive limestone and dolomite beds contrasted with weaker interbedded shales, maintains the cliff's near-vertical profile while periodically triggering rockfalls, posing hazards due to freeze-thaw cycles and seismic activity in the Basin and Range region. These processes highlight the peak's vulnerability to gradual retreat of the escarpment over time.^[1]^[18]

History

Exploration and Naming

The area encompassing Notch Peak and the House Range was traditionally utilized by the Goshute people, a Shoshonean-speaking group whose territory included the arid deserts and mountains of western Utah, for seasonal hunting of small game such as rabbits and lizards, as well as gathering pine nuts, seeds, roots, and berries.^[19] These small, mobile family bands adapted to the harsh environment southwest of the Great Salt Lake, moving frequently to exploit available resources, though no specific archaeological sites have been documented directly at the peak itself.^[19] European-American exploration of the region began in the mid-19th century amid U.S. government surveys of the Great Basin. In 1859, Captain James H. Simpson of the U.S. Army Corps of Topographical Engineers led an expedition across western Utah to identify potential wagon routes, during which he named the House Range for its stratified rock formations resembling "minarets, houses, and other structures."^[13] This naming persisted, appearing on topographic maps from the Wheeler Geographical Survey in 1872 and 1873, which further documented the area's geology and topography as part of broader explorations west of the 100th meridian.^[13] Simpson's party, including geologist Henry Engelmann, collected early fossil specimens in the vicinity, such as the trilobite Elrathia kingii at Antelope Spring, highlighting the region's paleontological potential.^[13] Notch Peak itself derives its name from the prominent shallow groove, or "notch," visible at the top of its nearly 3,000-foot western precipice, a feature noted during these early surveys of the House Range.^[5] The peak's distinctive profile, sometimes referred to as Sawtooth in early accounts, was mapped in greater detail during U.S. Geological Survey (USGS) efforts in the early 20th century, including work by Charles Doolittle Walcott in 1903 and 1905, who established the adjacent Notch Peak Formation as a key stratigraphic reference for Upper Cambrian rocks based on exposures at the site.^[13] These surveys built on 19th-century reconnaissance by Grove Karl Gilbert, who in 1875 measured Cambrian strata near the range and provided cross-sections of its block-faulted structure.^[13] Scientific recognition of Notch Peak's geological significance culminated in its designation as a National Natural Landmark on August 28, 1976, by the National Park Service, honoring its exceptional exposures of Cambrian-to-Ordovician carbonate rocks and role as a type locality for important fossil-bearing formations.^[2] This status underscores the peak's value in understanding ancient marine environments, with its limestone and dolomite cliffs preserving trilobite fossils like Elrathia kingii.^[2] The remote location of Notch Peak delayed widespread exploration until the late 20th century, when its visibility increased through hiking and climbing guides that popularized backcountry travel in Utah's West Desert.^[20]

Mining and Human Impact

The Notch Peak Mining District, located in the House Range of Millard County, Utah, saw its initial mineral discoveries in the early 1930s with placer gold found in Amasa Valley.^[21] This was followed by the identification of tungsten-bearing skarns in the 1940s, driven by wartime demand during World War II, leading to small-scale extraction operations primarily from contact zones around the Notch Peak granitic intrusive.^[17] Historical production included several hundred ounces of gold from placers and over 100,000 pounds of tungsten trioxide (WO₃) from skarn deposits, with a total estimated value of approximately $1.3 million at modern prices (as of 2018).^[21] Mining operations remained limited due to the area's remoteness and challenging terrain, with no large-scale developments ever established. Key sites included the Amasa Valley placers for gold and tungsten mines such as the New Klondike, Brown Queen, and Scheelite Queen, featuring prospecting pits, adits, and shafts but yielding only modest outputs—for instance, a defined resource of 775 short tons of ore averaging 0.47% WO₃ was identified at the Brown Queen.^[17] Traces of gold and tungsten persist in the region, but economic extraction has proven unviable given low concentrations and logistical barriers.^[17] Human impacts from these activities are minor, consisting primarily of surface scarring from digs, adits, and waste piles that have disturbed small portions of the landscape and potentially affected local soil and water quality in proximity to sites.^[17] Abandoned claims and structures, such as those in Miller Canyon, dot the wilderness area, serving as remnants of mid-20th-century efforts.^[21] Following the cessation of significant operations by the mid-20th century—tungsten mining largely ended after 1956—the area has reverted to a more natural state, with no active large-scale mining reported.^[17] While some placer gold prospecting occurred intermittently into the late 20th century and a handful of claims remain active as of recent records, with 23 active as of 2025, the district's mineral resources are now assessed as having low to moderate potential under wilderness protections, prioritizing ecological recovery over extraction.^[22]^[17]

Ecology

Flora and Vegetation

The vegetation of Notch Peak, located within the House Range of west-central Utah, is characterized by sparse, drought-adapted plant communities typical of the Great Basin Desert, transitioning from desert shrublands at lower elevations to coniferous woodlands at higher altitudes.^[5] Lower slopes and valleys feature dominant shrubs such as black sagebrush (Artemisia nova) and shadscale (Atriplex confertifolia), interspersed with rabbitbrush (Chrysothamnus spp.) and seasonal wildflowers including sego lilies (Calochortus nuttallii), which bloom vibrantly in spring following winter moisture.^[23] These plants exhibit adaptations like deep root systems and reduced leaf surfaces to conserve water in the arid, rocky soils.^[5] On the mid-to-upper slopes, pinyon-juniper woodlands prevail, dominated by singleleaf pinyon pine (Pinus monophylla) and Utah juniper (Juniperus osteosperma), forming open canopies that provide limited shade and stabilize the limestone terrain.^[23] At the highest ridges and eastern/northern slopes above approximately 2,800 meters, ancient Great Basin bristlecone pines (Pinus longaeva) thrive in the harsh, wind-exposed, high-elevation environments, with some individuals exceeding 2,000 years in age due to their slow growth and resilience to extreme conditions like poor soils and low precipitation.^[5] Isolated patches of quaking aspen (Populus tremuloides) also occur in moister drainages.^[5] The House Range, encompassing Notch Peak, supports a notable plant diversity with 373 vascular plant species across 60 families, reflecting the range's isolation that fosters endemism.^[23] At least four rare or endemic taxa have been documented, including the House Range primrose (Primula domensis), a newly described species restricted to cool, shaded habitats, as well as Astragalus callithrix and Eriogonum nummulare var. ammophilum.^[23] High-elevation specialists like snow buckwheat (Eriogonum ovalifolium var. nivale) and small onion (Allium parvum) contribute to the subalpine flora near Notch Peak.^[23] Spring ephemeral blooming enhances seasonal diversity, with wildflowers capitalizing on brief wet periods before summer drought sets in.^[5] Vegetation faces pressures from environmental stressors, including overgrazing by livestock that disturbs soils and reduces native shrub cover, as well as increasing drought frequency exacerbated by climate change.^[23] In the broader sagebrush steppe, warming temperatures and altered precipitation patterns threaten plant communities by intensifying water scarcity, potentially impacting the longevity of long-lived species like bristlecone pines through reduced recruitment and heightened stress.^[24]

Fauna and Wildlife

The fauna of Notch Peak, located in the arid House Range of west-central Utah, is characterized by species adapted to desert conditions, with low overall density due to limited water and vegetation.^[5] The area's sparse sagebrush and pinyon-juniper habitats support a mix of mammals, birds, and reptiles, though amphibians are scarce owing to the lack of permanent water sources.^[25] Mammals in the region include mule deer (Odocoileus hemionus), which are abundant and use the benchlands for foraging, and pronghorn (Antilocapra americana), numbering around 100 individuals in nearby units and relying on the open terrain for movement.^[25] Predators such as mountain lions (Puma concolor, also known as cougars) and coyotes (Canis latrans) inhabit the cliffs and canyons, preying on smaller herbivores.^[25] Smaller mammals like badgers (Taxidea taxus) and kit foxes (Vulpes macrotis) are present, along with rodents such as Ord's kangaroo rats (Dipodomys ordii), which thrive in the sandy soils and shrublands typical of Utah's Great Basin desert.^[5]^[26] Birds are particularly prominent, with the steep cliffs providing nesting sites for raptors. Golden eagles (Aquila chrysaetos) reside year-round, utilizing the area as crucial habitat for breeding and hunting.^[25] Peregrine falcons (Falco peregrinus) nest on the rock faces, while bald eagles (Haliaeetus leucocephalus) winter in the vicinity; other raptors include ferruginous hawks (Buteo regalis), prairie falcons (Falco mexicanus), and red-tailed hawks (Buteo jamaicensis).^[5]^[25] Ground birds like chukar (Alectoris chukar) are common on the slopes, and migratory species such as long-billed curlews (Numenius americanus) and burrowing owls (Athene cunicularia) use the region as a corridor during seasonal movements.^[25]^[5] Reptiles dominate the herpetofauna, adapted to the hot, dry environment. Lizards such as the side-blotched lizard (Uta stansburiana) are widespread on rocky outcrops and sandy areas, exhibiting color polymorphism for camouflage and territorial behavior. Great Basin collared lizards (Crotaphytus bicinctores) occur in the desert shrublands of Millard County, actively foraging for insects. Snakes including gopher snakes (Pituophis catenifer) and western rattlesnakes (Crotalus oreganus) navigate the arid terrain, with the latter using venom to capture small mammals and lizards.^[27] Amphibians are limited, with occasional sightings of Great Basin spadefoot toads (Spea intermontana) during rare monsoon events, as the absence of consistent moisture restricts their distribution. Overall biodiversity at Notch Peak remains low compared to wetter ecosystems, reflecting the harsh aridity, but the site holds significant value as raptor habitat without notable endemic species.^[5]^[25]

Recreation

Hiking and Backcountry Travel

The primary route to Notch Peak's summit begins at the Sawtooth Canyon trailhead and follows a well-defined path up the canyon for the initial miles before transitioning to less maintained terrain. This out-and-back hike covers approximately 7.5 miles round trip with about 2,600 feet of elevation gain, typically taking 4 to 6 hours for most fit hikers.^[28]^[29] The trail starts as class 1 walking through a scenic canyon with sagebrush and occasional bristlecone pines, but steepens significantly in the final quarter-mile, requiring class 2 scrambling over rocky slopes to reach the summit ridge.^[28]^[30] Beyond the main ascent, backcountry travelers can explore unmaintained ridge routes extending from the summit saddle, offering opportunities for longer day hikes or multi-day backpacking trips across the House Range. These variations, such as loops incorporating nearby peaks like Sawtooth Mountain, involve class 2 to 3 terrain with bushwhacking and cairn navigation, as no formal trails exist past the initial canyon section.^[28]^[31] The area's designation as a Wilderness Study Area emphasizes its remoteness, with low visitor traffic ensuring a high degree of solitude for extended outings.^[11] Hikers should prepare for arid desert conditions, carrying at least 4 liters of water per person due to the complete absence of reliable sources along the route. Summer temperatures can exceed 90°F (32°C), so early morning starts are recommended to avoid midday heat, while spring and fall provide milder weather from March to October.^[28]^[11] In winter, when snow accumulation is possible at higher elevations, snowshoes may be necessary for safer traversal of the upper slopes, though the route remains feasible without deep snow cover.^[30] High-clearance vehicles are advised for the rough 13-mile dirt road to the trailhead, and all waste must be packed out to preserve the pristine backcountry environment.^[30] The reward at the summit includes panoramic vistas encompassing the expansive Tule Valley to the west and distant ranges of the Great Basin, with the dramatic cliff exposure adding to the scenic intensity.^[1]^[28]

Rock Climbing

Notch Peak's northwest face offers challenging big wall climbs and multi-pitch traditional routes, primarily graded between 5.10 and 5.13 on the Yosemite Decimal System.^[7] The limestone cliff, rising over 3,000 feet in total but with key walls around 1,000 feet, demands advanced skills in aid and free climbing techniques. Notable routes include the Swiss Route, a 1,200-foot aid climb rated V 5.10+ A2 over 18 pitches, first ascended in 1986 by Thomas Koch and Peter Diener; Appetite for Destruction, a free climb variant rated IV 5.12- over 10 pitches and approximately 1,000 feet, established ground-up in 2001 by Dave Shewell and James Howe; and Empty Sky, a more moderate multi-pitch trad line with sections up to 5.8, first climbed in 1998 by Jason Keith and James Howe.^[32]^[33]^[33] Climbing history on the face began in the 1970s and gained momentum through the 1990s, with pioneering efforts by teams including Tommie Howe, who contributed to variations like Road to Perdition on the northwest ridge in the early 2000s but built on earlier explorations.^[33] Routes from this era, such as the Swiss Route, are documented in the American Alpine Journal and highlight the commitment required, often involving multi-day pushes due to the remote desert setting.^[32] These ascents established Notch Peak as a serious objective, comparable in scale to desert big walls but with fewer repeats owing to its isolation.^[34] The primary challenges include the carbonate rock's variable quality, with loose blocks and strata prone to rockfall, particularly after rain or freeze-thaw cycles.^[33] Remote logistics necessitate bivouacs, as approaches can take hours, and routes often require hauling gear for aid sections or enduring runouts on free variants.^[7] Climbers must prepare for self-rescue, given the lack of nearby support in the House Range.^[35] Access to the northwest face routes can be achieved by approaching from the base via a dirt road off the Notch Peak Loop (high-clearance vehicle recommended) or by hiking to the summit from the east side and rappelling down to the start, sometimes involving 400-500 feet of descent.^[7] No permits are required for climbing on this Bureau of Land Management-managed land, but parties should carry ample water and gear for extended stays.^[35]

Paragliding and BASE Jumping

Paragliding at Notch Peak involves launching from the summit, providing pilots with an initial drop of approximately 2,200 feet to the valley floor below.^[36] This height, combined with rising thermals in the surrounding desert environment, allows for extended cross-country flights, often gliding over the expansive Tule Valley to the west.^[37] Optimal conditions for these flights typically occur during spring and fall, when moderate winds and active thermal cycles support safe and prolonged soaring without excessive turbulence.^[38] BASE jumping at Notch Peak centers on wingsuit and parachute descents from the prominent notch in the north face, which offers the second-tallest pure vertical drop in the United States at over 2,000 feet, surpassed only by El Capitan.^[36]^[39] The site lies on Bureau of Land Management public land, rendering jumps legal without requiring permits or notifications, though participants must navigate a remote, rugged approach involving a multi-hour hike to the exit point.^[40] Despite its appeal, the location demands precise execution due to its high-risk profile, including tight clearances along sheer rock walls and variable wind patterns that dictate exit choices, such as the north-facing option on calmer days.^[39] The site's dangers are underscored by multiple fatalities, including the 2013 death of experienced jumper Fernando Motta, who suffered a wingsuit collision with the cliff due to inadequate lift during a group jump.^[40]^[41] Another incident that year highlighted the site's volatility, contributing to at least two deaths within a 12-month period.^[40] Key hazards encompass sudden turbulence disrupting flight paths, potential rockfall from the unstable limestone face, and limited, unforgiving landing zones in the remote Tule Valley floor, where recovery efforts often require helicopter assistance.^[40]^[42] Notch Peak draws a niche community of advanced BASE jumpers and wingsuit enthusiasts, who approach the site with self-imposed standards for safety and experience given the absence of formal infrastructure or guided operations.^[39] Participants emphasize preparation, such as scouting wind conditions and practicing sharp maneuvers, to mitigate the inherent challenges of this isolated extreme sport venue.^[39]

Conservation

Protected Status

Notch Peak is protected primarily through its inclusion in the Notch Peak Wilderness Study Area (WSA), designated in June 1992 under Section 603 of the Federal Land Policy and Management Act of 1976, covering approximately 57,296 acres in western Millard County, Utah.^[4] The WSA is managed by the Bureau of Land Management (BLM) Fillmore Field Office, which maintains its wilderness characteristics by prohibiting motorized and mechanized vehicle use to preserve natural conditions and opportunities for solitude.^[43]^[5] The boundaries of the WSA encompass Notch Peak and the surrounding slopes of the House Range, generally following natural features while respecting valid existing rights such as mining claims in the Notch Peak Mining District.^[17] These protections prevent new development, including roads and structures, thereby safeguarding the area's remote backcountry qualities and geological integrity.^[5]

Management and Challenges

The Bureau of Land Management (BLM) Fillmore Field Office oversees the Notch Peak Wilderness Study Area (WSA), managing 57,296 acres to protect its wilderness characteristics in accordance with federal policy, including restrictions on motorized vehicle use and mechanical transport to minimize human impact.^[5]^[44] As part of this stewardship, the BLM monitors for invasive species through its statewide weeds and invasives program, which targets non-native plants that threaten native ecosystems across Utah public lands, and addresses trail erosion via routine maintenance to sustain access while preserving fragile desert terrain.^[45] The agency also promotes visitor education on Leave No Trace principles to encourage responsible recreation and reduce environmental degradation.^[46] Key challenges include illegal off-road vehicle use, which is prohibited in WSAs except on existing routes but persists as a threat to soil stability and vegetation, requiring ongoing enforcement efforts.^[47] BASE jumping from the peak's sheer cliffs has led to multiple fatalities, including two incidents in 2013 that highlighted risks in this remote backcountry setting and underscored the need for enhanced safety protocols.^[40] Climate change exacerbates vulnerabilities, such as water scarcity in the arid Great Basin region and stress on ancient bristlecone pines—some over 2,000 years old—through altered temperature regimes and heightened fire risk, as documented in ongoing monitoring of these ecosystems.^[3]^[48] Visitor guidelines emphasize preparation for extreme conditions, with seasonal fire restrictions often prohibiting open flames outside developed sites to prevent wildfires in dry vegetation; group sizes are generally limited to promote solitude, aligning with WSA standards that cap parties at 25 people in backcountry areas.^[49] Restoration efforts focus on rehabilitating historical mining scars from tungsten operations in the Notch Peak district, where the BLM applies Utah's reclamation guidelines to stabilize disturbed sites and revegetate with native species.^[17]^[50] Looking ahead, the Notch Peak WSA faces potential elevation to full wilderness status through proposals like the America's Red Rock Wilderness Act (reintroduced in March 2025 and pending as of November 2025), which would designate about 72,000 acres to ensure permanent protection.^[51] Ongoing research supports geological preservation, including the area's 1987 nomination by the BLM as a candidate for National Natural Landmark status to recognize its unique Cambrian limestone formations and uplift history.^[25]

References

[1]
Notch Peak—BIG Cliff, Millard County - Utah Geological Survey
Reported estimates of the cliff's actual height vary significantly from under 2,000 feet to over 4,500 feet, which is likely due to differences in defining ...Missing: facts | Show results with:facts
[2]
POTD August 28, 2013: Notch Peak National Natural Landmark ...
Aug 28, 2013 · Cambrian- to Ordovician-aged carbonate rocks (limestone and dolomite) make up Notch Peak, where a 2,200-foot cliff (possibly the tallest ...
[3]
Notch Peak WSA | Bureau of Land Management
Notch Peak is a distinct landmark in west-central Utah, and can be visible for 70 miles. A precipice of almost 3,000 feet high on the west side of the peak ...Missing: geology | Show results with:geology
[4]
Programs: National Conservation Lands: Utah: Notch Peak WSA
Located in western Millard County, in the House Range, about 45 miles west of Delta, UT. Visitor Advisory. Visitors should come prepared for backcountry ...Missing: access permits
[5]
Notch Peak, Utah - Peakbagger.com
Elevation: 9658 feet, 2944 meters ; Elevation Info, Summit: 9658.2 feet (NAVD88 Vertical Datum) Source/Method: Lidar Lidar Data Set Info ; Latitude/Longitude ( ...
[6]
Notch Peak : Climbing, Hiking & Mountaineering : SummitPost
The peak is located 120 miles south west of Provo, Utah, so it is a bit of a drive to get there. East Side - Sawtooth Canyon Approach: From Delta, Utah, take ...
[7]
Notch Peak Trailhead Camping | Garrison, Utah
Rating 4.5 (2) Drive Time · 2 hrs 37 min from Provo · 3 hrs 7 min from Salt Lake City · 3 hrs 35 min from St. George · 3 hrs 35 min from Ogden.<|separator|>
[8]
Notch Peak Trailhead | Utah - Bureau of Land Management
WILDLIFE VIEWING. Addresses. Fillmore Field Office. 95 East 500 North. Fillmore. Utah. 84361. Geographic Coordinates. 39.129359, -113.35231. Directions. From ...
[9]
Geographic Names Information System - The National Map
Notch Peak. Class. Summit. Feature Code. Summit. Location. Millard County - Utah ... *Elevation. 2928 meters / 9607 feet. Designations. History. Description ...
[10]
Notch Peak - Millard County Tourism
part of the Notch Peak ...
[11]
[PDF] Upper Cambrian-Lower Ordovician Notch Peak Formation in ...
AGE OF THE NOTCH PEAK FORMATION Walcott (1908b, p. 173) stated that the summit of Notch Peak "is formed of 285 feet of Ordovician Limestone...
[12]
[PDF] Geology of Millard County, Utah
The UTAH GEOLOGICAL SURVEY is organized into five geologic programs with Administration and Editorial providing neces- sary support to the programs.
[13]
https://ugspub.nr.utah.gov/publications/bulletins/B-133.pdf
[14]
[PDF] A SEVIER FOLD-THRUST BELT AND FRONTIER PETROLEUM ...
A prominent topographic scarp on the west side of the House Range exposes gently east-dipping Lower. Cambrian strata that are cut by high-angle normal faults ...
[15]
POTD August 29, 2013: Notch Peak, House Range, Millard County ...
Aug 29, 2013 · Notch Peak, House Range, Millard County, Utah Photographer: Michael Vanden Berg. Abundant trilobite fossils, including Elrathia kingi shown ...Missing: brachiopods | Show results with:brachiopods
[16]
[PDF] Mineral Resources of the Notch Peak Wilderness Study Area ...
the range at an elevation of more than 9,000 ft. The central House Range is asymmetrical; it has a steep, rugged west face but slopes more gently to the ...
[17]
RockFalls - Utah Geological Survey
Most rockfalls originate on slopes steeper than 35 degrees, although rockfall hazards may be found on less-steep slopes.
[18]
Goshute Indians - Utah History Encyclopedia
The Goshute Indians are Shoshonean-speaking, lived in the desert southwest of the Great Salt Lake, had a simple culture, and now live on reservations.
[19]
https://www.uen.org/utah_history_encyclopedia/g/GOSHUTE_INDIANS.shtml
[20]
[PDF] Utah Mining Districts
NOTCH PEAK DISTRICT. The Notch Peak mining district lies in the House Range of central Millard County about 45 mi west of Delta. Placer gold was the initial ...
[21]
House Range-Notch Peak Mining District, Utah | The Diggings™
Utah's House Range-Notch Peak Mining District includes 650 nearby claims—23 active and 627 closed—and 32 nearby mines—5 occurrences, 8 prospects, 1 plant, and ...
[22]
[PDF] A checklist of the vascular plants of the House Range, Utah
Jan 31, 1988 · below the summit. Swasey Peak located 24 km (15 mi) north of Notch Peak, supports more well-developed bristlecone pine forests because of ...<|control11|><|separator|>
[23]
Climate change impacts on plant communities in the sagebrush ...
Jul 15, 2025 · Adverse effects of climate change on plants in the sagebrush region may be exacerbated by increasing disturbance frequency, including droughts ...Missing: Notch | Show results with:Notch
[24]
Southern Utah Wilderness Alliance
### Summary of Wildlife and Fauna in House Range Wilderness, Especially Notch Peak Area
[25]
https://secure.suwa.org/site/SPageServer?pagename=WATE_houserange
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Species tables for Utah's reptiles and amphibians
Aug 4, 2023 · Eastern collared lizard, Crotaphytus collaris ; North American racer, Coluber constrictor ; Glossy snake, Arizona elegans ; Gopher snake, Pituophis ...Missing: Notch | Show results with:Notch
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Notch Peak via Sawtooth Canyon : Climbing, Hiking & Mountaineering
7.5 miles round trip, 2600 foot elevation gain. From the trailhead there is a fairly well-defined trail that heads up Sawtooth Canyon.Missing: details | Show results with:details
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Hiking Notch Peak, House Range Mountains, Utah - Girl on a Hike
Apr 18, 2017 · Overall, the summit of Notch Peak rises roughly 4,500 ft above the Tule Valley. Because of this, Notch Peak has been called the “desert ...
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Hiking Notch Peak - Delta - Road Trip Ryan
( 12S 305376E 4325742N / 39°03'33"N 113°14'58"W ); 4.35 miles - Miller Canyon on the left. Turn left onto this road. ( 12S 308034E 4331647N / 39° ...
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Hike Notch Peak and Sawtooth Mountain Loop in House Range BLM - Stav is Lost
### Notch Peak and Sawtooth Mountain Loop Summary
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https://stavislost.com/hikes/trail/notch-peak-and-sawtooth-mountain-loop/
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Notch Peak: Appetite for Destruction, La Fin du Monde, and Empty Sky
That said, Notch Peak is a rare, remote place in the heart of the west desert offering beautiful position, grand vistas, a true summit, and good adventure value ...
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Rock Climb Swiss Route, West Desert - Mountain Project
Route ascended right of center to a prominent chimney, mostly on poor rock. It's likely just left of Notch Your Business.Missing: first | Show results with:first
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Rock Climbing in Notch Peak, West Desert - Mountain Project
Take Notch Peak loop on WEST side of Sawtooth mountain. This dirt road also goes to Painter Springs. Turn right,towards mountain at an abandoned gravel pit. The ...
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NOTCH PEAK BASE JUMP: THINGS JUST GOT HYPERREAL
Located on Sawtooth Mountain just outside of Delta, Utah, you'll find Notch Peak reaching 9,658 feet into the west desert's endless blue sky. The summit rises ...<|control11|><|separator|>
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Jared Scheid - Red Bull X-Alps
One climb was a 12 pitch 5.11 route up Notch Peak, Utah, which he flew from in the morning. Read more. My rule is to always have a plan B. Jared Scheid (USA) ...
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Paragliding Salt Lake City - Guides and Weather forecast - Spots Guru
Pilots should maintain good ground clearance and stay high when crossing from ridge to ridge. Midday spring and fall can have very active air, requiring ...
[38]
Notch Peak by KAVU
May 23, 2017 · Notch Peak is the second tallest vertical cliff face in North America—second only to El Cap in Yosemite. But it's in the middle of nowhere ...Missing: National | Show results with:National
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BASE Jumping Fatality at Notch Peak - KUER
May 8, 2013 · There have been two fatalities there in the past year, one just ten days ago. 35-year-old Fernando Motta had been at the peak for several days ...Missing: facts | Show results with:facts
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[PDF] Reader - Snake River BASE Academy
Fernando Motta, April 28, 2013, Freefall Object Strike (Wingsuit). Earth, Notch Peak, Utah, United States. This was a three way wingsuit flight. Exit was ...
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This Notch Peak Wingsuit Jump Isn't for the Faint of Heart - MSN
Oct 27, 2025 · The descent is raw and unforgiving, with sheer rock walls and tight clearances testing every ounce of control. This is extreme BASE jumping in ...
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[PDF] National Landscape Conservation System: Wilderness Study Areas
Notch Peak. Jun-92. PL 94-579 (FLPMA) Sec. 603. 1. 57,296. UT. Orderville Canyon. Jun-92. PL 94-579 (FLPMA) Sec. 202. 1. 1,952. UT. Paria Hackberry. Jun-92. PL ...
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Fillmore Field Office - Utah - Bureau of Land Management
The Sevier Desert contains the 60,000 acres of sand dunes known as Little Sahara Recreation Area, which is administered by FFO. At an elevation of 5,100 feet, ...
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[PDF] BLM Manual 6330—Management of BLM Wilderness Study Areas
Jul 13, 2012 · Provide budget and planning guidance related to the administration of WSAs. 3. Coordinate WSA policy and budget with other BLM programs at the ...
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BLM Utah Weeds and Invasives Program
Utah has 54 noxious weeds. Invasive species introduced to Utah affect plant and animal communities on farms, ranches, parks, waters, forests, natural areas and ...
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Leave No Trace on Utah Public Lands - YouTube
Jun 13, 2024 · ... school #rafting #campground #mountains #landscape #river #wildlife # ... Veterans Day with BLM Utah. BLMUtah•31 views.Missing: Notch Peak
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Bureau of Land Management Wilderness Study Areas: In Brief
Dec 5, 2022 · BLM policy specifies that BLM will protect the wilderness characteristics of all WSAs in the same or better condition than they were on October ...
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Chapter 10 - Monitoring the impact of climate change on the ...
Great basin bristlecone pine ecosystems contain many biodiversity “hot spots” with a high degree of species endemism. Throughout the Great Basin, GBBP ...
[49]
Active Fire Restrictions | Utah Fire Info
No open fires of any kind except within established public facilities in improved campgrounds, picnic areas. · No smoking, except within an enclosed vehicle, ...Missing: Notch size
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[PDF] The Practical Guide to Reclamation in Utah
In this 25 years, hundreds of diverse mined land disturbances have been restored and reclaimed by mine operators and by agency effort cleaning up abandoned and ...
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119th Congress (2025-2026): America's Red Rock Wilderness Act
Mar 27, 2025 · (50) Notch Peak (approximately 72,000 acres). (51) Notch View (approximately 8,000 acres). (52) Ochre Mountain (approximately 13,500 acres).