California · Rock climbing · Nevada City

Chalkporium

Chalkporium in California has 6 sport climbing routes across 5 grades.

6 routes
5.8 – 5.10d
Sport

Is Chalkporium open right now?

Alert in the area

The Forest Service lists 2 alerts for Tahoe National Forest.

As of · Source: USFS · Tahoe National Forest. Agencies don't list every closure — check before you go.

Best time to visit Chalkporium

Best months: May–October. 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

    44° / 25°

  2. Feb

    46° / 26°

  3. Mar

    51° / 27°

  4. Apr

    56° / 30°

  5. May

    64° / 37°

  6. Jun

    75° / 43°

  7. Jul

    82° / 48°

  8. Aug

    82° / 47°

  9. Sep

    76° / 44°

  10. Oct

    65° / 37°

  11. Nov

    51° / 30°

  12. Dec

    43° / 25°

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Lake Spaulding, CA, 0.7 mi away at 5,156 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Chalkporium is a sport climbing area in the Yuba River Ranger District of Tahoe National Forest in California, about 0.1 mile from The Dollar Store and Elder Wall. It sits at roughly 5,150 feet, and the closest weather station, at Lake Spaulding, sits about 360 feet lower. The climbing here is all sport, with six routes ranging from 5.8 to 5.10d. The easiest is D.A.S.R. at 5.8, and the hardest is Totality at 5.10d. The routes are clustered close together, so it's easy to string several together in one visit. Summer is the most comfortable time to climb. Typical averages from the Lake Spaulding station show July and August highs around 82°F with lows in the upper 40s, while winter highs stay in the low to mid 40s. The Dollar Store and Elder Wall are both about 0.1 mile away. Spaulding Lake Trail is about 1.2 miles off, and Rucker Lake campground is about 2.3 miles away.