Miscellaneous River Product
Issued by NWS Portland, OR

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830
SRUS46 KPQR 160930
RVMPQR

Hydrologic Statement
National Weather Service Portland OR
230 AM PDT Tue Sep 16 2025

WAZ040-16230-
230 AM PDT Tue Sep 16 2025

Current status of reservoirs on the Lewis River, updated 230 AM
Tue, Sep 16 2025.

RESERVOIR        CURRENT POOL ELEV      FULL POOL
Swift Reservoir         973              1000 FT
Yale Lake               472               490 FT
Lake Merwin             227               240 FT

As of 230 AM PDT, Tue Sep 16, 2025, the remaining aggregate
storage for refill at Merwin, Yale, and Swift reservoirs is
58 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

$$