Mono Lake's Level

The 4/30/08 Level of Mono Lake was:

6383.1

feet above sea level

or 1946 meters above sea level

-0.1 feet from last week
-0.2 feet

from last month

  -1.6 feet

from last year

 +8.5 feet net rise since the Water Board Decision
7.9 feet to go to reach 6,391' target

Past Mono Lake Levels

Yearly since 1850

Monthly since 1979

The lake level gauge is a staff gauge that is demarcated in tenths and hundredths of a foot. DWP surveys the elevation of the gauge each time it puts one in. The Mono Lake Committee and the Mono Lake Tufa State Reserve try to read it at least once a month. DWP reads it weekly.

Current gauges:

  • Old Marina Gauge installed March 14, 2007, zero elevation 6382.06 USGS.

Former gauges:

  • Installed July 13, 1998 (1M), zero elevation of 6,383.82 (in 2007 revised to 6383.76) USGS
  • Installed June 25, 2001 (1N), zero elevation of 6382.01 USGS (lake elev. Dec. 2005) Note: Gauge 1N read 0.07 feet too low prior to its January 2007 removal.
  • Installed August 12, 2002 (1P), zero elevation of 6380.37 USGS (currently in use: 5-foot gauge) Note: Removed in late January 2007, perhaps read 0.1 feet too high immediately prior to its removal.


Other Statistics
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