Miscellaneous River Product
Issued by NWS Portland, OR

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255
SRUS46 KPQR 230130
RVMPQR

Hydrologic Statement
National Weather Service Portland OR
630 PM PDT Fri Aug 22 2025

WAZ040-22630-
630 PM PDT Fri Aug 22 2025

Current status of reservoirs on the Lewis River, updated 630 PM
Fri, Aug 22 2025.

RESERVOIR        CURRENT POOL ELEV      FULL POOL
Swift Reservoir         973              1000 FT
Yale Lake               472               490 FT
Lake Merwin             234               240 FT

As of 630 PM PDT, Fri Aug 22, 2025, the remaining aggregate
storage for refill at Merwin, Yale, and Swift reservoirs is
51 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

$$