Miscellaneous River Product
Issued by NWS Portland, OR

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069
SRUS46 KPQR 240730
RVMPQR

Hydrologic Statement
National Weather Service Portland OR
1230 AM PDT Fri Jul 24 2026

WAZ040-241230-
1230 AM PDT Fri Jul 24 2026

Current status of reservoirs on the Lewis River, updated 1230 AM
Fri, Jul 24 2026.

RESERVOIR        CURRENT POOL ELEV      FULL POOL
Swift Reservoir         972              1000 FT
Yale Lake               476               490 FT
Lake Merwin             235               240 FT

As of 1230 AM PDT, Fri Jul 24, 2026, the remaining aggregate
storage for refill at Merwin, Yale, and Swift reservoirs is
47 feet.

This product is updated hourly on the NWS Portland webpage at:
www.wrh.noaa.gov/total_forecast/getprod.php?wfo=pqr&sid=PQR&pil=RVM
or
http://go.usa.gov/x97zc

Additional hydrologic information can be viewed at:
water.weather.gov/ahps2/index.php?wfo=pqr

$$