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Water level data comes from public feeds published by USGS, the Bureau of Reclamation, USACE, TVA, Duke Energy, Alabama Power & Georgia Power. Readings are cached briefly and may lag the source by up to an hour. LakeLevels is not affiliated with any government agency or utility — always verify conditions with official sources before making decisions on the water.

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Washington lake levels

Current water levels for 40 lakes and reservoirs in Washington, updated from government and utility data sources.

Lakes and reservoirs in Washington with their most recent published water level, when it was published, and who published it
LakeCurrent levelLast updatedSource
Banks Lake and Dry Falls Dam (BNK)1568.73 ftJul 21, 2026, 7:00 AM UTC · not updated recentlyReclamation
BENNINGTON LAKE NEAR WALLA WALLA, WA1197.83 ftSep 10, 2026, 1:00 AM UTCUSGS
Billy Clapp Lake and Pinto Dam (BCP)1333.44 ftSep 5, 2026, 7:00 AM UTCReclamation
Bumping Lake and Bumping Lake Dam (BUM)3408.07 ftSep 7, 2026, 7:00 AM UTCReclamation
CASTLE LAKE NEAR MOUNT ST. HELENS, WA2577.69 ftSep 10, 2026, 1:45 AM UTCUSGS
CEDAR LAKE (MASONRY POOL) NEAR CEDAR FALLS, WA1520.06 ftSep 10, 2026, 1:15 AM UTCUSGS
CHESTER MORSE LAKE AT CEDAR FALLS, WA1550.04 ftSep 10, 2026, 1:00 AM UTCUSGS
Cle Elum Lake and Dam (CLE)2126.78 ftSep 8, 2026, 7:00 AM UTCReclamation
COLUMBIA RIVER ON CLOVER ISLAND AT KENNEWICK, WA——USGS
CONCONCULLY RESERVOIR NEAR OMAK, WA2251.27 ftSep 10, 2026, 1:45 AM UTCUSGS
CONCONULLY LAKE AT CONCONULLY, WA2299.29 ftSep 10, 2026, 1:45 AM UTCUSGS
DIABLO RESERVOIR NEAR NEWHALEM, WA1201.34 ftSep 10, 2026, 1:00 AM UTCUSGS
FRANKLIN ROOSEVELT LAKE AT GRAND COULEE DAM, WA1283.98 ftAug 3, 2026, 12:00 AM UTC · not updated recentlyUSGS
GORGE RESERVOIR NEAR NEWHALEM, WA870.96 ftSep 10, 2026, 1:00 AM UTCUSGS
HOWARD A HANSON RESERVOIR NEAR PALMER, WA1150.57 ftSep 10, 2026, 1:00 AM UTCUSGS
Kachess Lake and Dam (KAC)2230.26 ftSep 8, 2026, 7:00 AM UTCReclamation
Keechelus Lake and Dam (KEE)2400.00 ftSep 8, 2026, 7:00 AM UTCReclamation
LAKE MERWIN NEAR CHELATCHIE, WA233.00 ftSep 10, 2026, 2:00 AM UTCUSGS
LAKE QUINAULT NR OLD WA 9 RD NR QUINAULT, WA184.53 ftSep 10, 2026, 1:30 AM UTCUSGS
LAKE SCANEWA NEAR KOSMOS, WA861.78 ftAug 3, 2026, 10:30 AM UTC · not updated recentlyUSGS
LAKE TAPPS NEAR SUMNER, WA540.59 ftSep 10, 2026, 1:30 AM UTCUSGS
LENORE LK NEAR SOAP LK, WA1076.84 ftSep 10, 2026, 1:15 AM UTCUSGS
MOSES LAKE AT MOSES LAKE, WA1046.69 ftSep 10, 2026, 1:00 AM UTCUSGS
MUD MOUNTAIN LAKE NEAR BUCKLEY, WA917.11 ftSep 10, 2026, 1:00 AM UTCUSGS
OSOYOOS LAKE NEAR OROVILLE, WA911.30 ftSep 10, 2026, 1:30 AM UTCUSGS
Potholes Reservoir and O'Sullivan Dam (POT)1028.13 ftSep 7, 2026, 7:00 AM UTCReclamation
Rimrock Lake and Tieton Dam (RIM)2897.58 ftSep 7, 2026, 7:00 AM UTCReclamation
ROCK ISLAND DAM PP NORTH HW NEAR WENATCHEE, WA——USGS
ROSS RESERVOIR NEAR NEWHALEM, WA1595.22 ftSep 10, 2026, 1:00 AM UTCUSGS
SAMMAMISH LAKE NEAR REDMOND, WA25.68 ftSep 10, 2026, 1:15 AM UTCUSGS
Scooteney Reservoir and Dikes (SCT)919.01 ftSep 7, 2026, 7:00 AM UTCReclamation
SOAP LK NEAR SOAP LK, WA1068.44 ftSep 10, 2026, 1:15 AM UTCUSGS
SOUTH FORK TOLT RESERVOIR NEAR CARNATION, WA1732.85 ftSep 10, 2026, 1:00 AM UTCUSGS
SPADA LAKE NEAR STARTUP, WA1420.27 ftSep 9, 2026, 10:00 AM UTCUSGS
SPIRIT LAKE AT TUNNEL AT SPIRIT LAKE, WA3441.60 ftAug 26, 2026, 4:30 PM UTC · not updated recentlyUSGS
SPIRIT LAKE WEST AT SPIRIT LAKE, WA3441.89 ftSep 10, 2026, 1:45 AM UTCUSGS
SWIFT RESERVOIR 3.2 MI EAST OF DAM NEAR COUGAR, WA966.00 ftSep 10, 2026, 2:00 AM UTCUSGS
WYNOOCHEE LAKE NEAR GRISDALE, WA746.39 ftSep 10, 2026, 1:45 AM UTCUSGS
Yakima River at Easton, Washington (EASW)68.14 ftMar 31, 1999, 7:00 PM UTC · not updated recentlyReclamation
YALE RESERVOIR NEAR COUGAR, WA474.00 ftSep 10, 2026, 1:00 AM UTCUSGS

Water level data comes from public feeds published by USGS, the Bureau of Reclamation, USACE, TVA, Duke Energy, Alabama Power & Georgia Power. Readings are cached briefly and may lag the source by up to an hour. LakeLevels is not affiliated with any government agency or utility — always verify conditions with official sources before making decisions on the water.

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LakeLevelsBETA
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