California · Rock climbing · Lone Pine

Eastern Choss Proving Grounds

Eastern Choss Proving Grounds in California has 4 sport routes on 3 difficulty grades.

Eastern Choss Proving GroundsPhoto: cogdogblog, CC BY 2.0 (via Wikimedia Commons)
4 routes
5.9 – 5.10c
Sport

Best time to visit Eastern Choss Proving Grounds

Best months: February–May and October–November. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

  1. Jan

    58° / 30°

    4 wet

  2. Feb

    61° / 33°

    4 wet

  3. Mar

    69° / 39°

    3 wet

  4. Apr

    76° / 44°

    1 wet

  5. May

    85° / 53°

    1 wet

  6. Jun

    96° / 62°

    1 wet

  7. Jul

    102° / 67°

    1 wet

  8. Aug

    101° / 65°

    1 wet

  9. Sep

    93° / 58°

    1 wet

  10. Oct

    81° / 48°

    1 wet

  11. Nov

    67° / 36°

    2 wet

  12. Dec

    57° / 29°

    4 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Independence, CA, 14.5 mi away at 3,950 ft. The station sits about 600 ft lower than this place, so expect it a little cooler here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Eastern Choss Proving Grounds is a climbing area on Bureau of Land Management land within the Bishop Field Office in California. It sits among a cluster of climbing spots and trails, with Kearsarge Dome, also known as The Battle Ship, about 0.4 miles away and the Alabama Hills Trail just 0.1 mile off. The area is a small, compact cluster of sport climbing routes. Four routes are listed, all rated between 5.9 and 5.10c on the YDS scale. They are Djangus Unchained at 5.9, Black Torpedo and Wynona's BBB at 5.10, and Spinabifida at 5.10c. Spring and fall are the most comfortable times to visit. Typical averages from a nearby weather station in Independence, CA, show April highs around 76°F and October highs around 81°F, while July and August average in the low 100s. Tuttle Creek Campground is about 2.8 miles away, and Lone Pine is about 4.3 miles away. The Arch Loop Trail is 1.1 miles off, and the Alabama Hills Trail is the closest at 0.1 mile.

Routes (4)

North Spur Area(1)

Black Torpedo5.10

Spinabifida(1)

Spinabifida5.10c

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