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California · Area of Critical Environmental Concern

Eagle Lake Basin

BLM found a wildlife resource, a cultural value, a scenic value, a historic value and a fish resource here, and its plan calls for special management. BLM's records place at least 1 mining claim BLM lists as Filed and 21 rights of way inside the line today, and ten grazing allotments cover part of it. It covers 32,033 acres and was designated April 17, 2008, in the Eagle Lake.

Acres32,033
DesignatedApr 17, 2008Eagle Lake
BLM founda wildlife resource, a cultural value, a scenic value, a historic value and a fish resourceand found it important
Inside, at least31rights of way and allotments, and 1 claim BLM lists as Filed

The line

Eagle Lake Basin
Filed, claimant withheld, 1Right of way, 21
Ground: USGS The National Map, topographic tiles. Boundaries: BLM's own, read Oct 20, 2026. 22 marks are where BLM's own maps draw them. Hover or tap one for its holder. The 10 grazing allotments below aren't marked.

Who holds the claims

At least 1 claim sits inside this line: 0 active and 1 filed and pending, 1 with a claimant BLM withholds under the Privacy Act. BLM lists 1 as Filed. The claim wasn't located before the area was designated.

  • Names withheld by BLM (private individuals)1claim

BLM's mining rules list designated ACECs among the places where mining that disturbs the surface beyond casual use needs a plan of operations BLM approves. Exploration of five acres or less can go ahead on a notice instead.

The rights of way

21 rights of way sit inside the line. BLM files 16 under non-energy facilities, 3 under other energy facilities and 2 under none.

  • CA DEPT TRANSPORTATION3rights of way
  • LASSEN MUNICIPAL UTILITY DISTRICT3rights of way
  • CALIFORNIA DEPARTMENT OF TRANSPORTATION2rights of way
  • BLM EAGLE LAKE FIELD OFFICE2rights of way
  • A private individual, name withheld by this site1right of way

Grazing allotments

10 grazing allotments cover part of this line. Their permittees aren't named here yet.

  • Slate Creek AMP48,474acres
  • South Horse Lake48,068acres
  • Allotment USFS-GRZ-10032.0103144,164acres
  • North Horse Lake38,824acres
  • New Bailey Creek33,067acres

The nearest areas

More from BLM's California office

Every area BLM's California office holds

The proposed rule

A proposed rule, RIN 1004-AF53, would change how BLM drafts every land use plan, and how it designates ACECs like Eagle Lake Basin. The comment window hasn't opened: the proposed rule wasn't in the Federal Register at our last check. The Watch sends one email the day it prints.

The rule's abstract

The purpose of this rulemaking is to establish in regulations an updated process for the approval of the development, revision, amendment, and maintenance of land use plans, as provided for by the Federal Land Policy and Management Act of 1976, for public lands administered by the Bureau of Land Management (BLM). Additionally, this rulemaking will provide clarification of the process the BLM uses for designating Areas of Critical Environmental Concern.Unified Agenda entry for RIN 1004-AF53, Publication ID 2026, reginfo.gov (OMB OIRA), read Oct 18, 2026

Watch the ruleWhere the rule stands