Miscellaneous River Product
Issued by NWS Portland, OR

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025
SRUS46 KPQR 222130
RVMPQR

Hydrologic Statement
National Weather Service Portland OR
230 PM PDT Wed Jul 22 2026

WAZ040-22230-
230 PM PDT Wed Jul 22 2026

Current status of reservoirs on the Lewis River, updated 230 PM
Wed, Jul 22 2026.

RESERVOIR        CURRENT POOL ELEV      FULL POOL
Swift Reservoir         972              1000 FT
Yale Lake               476               490 FT
Lake Merwin             236               240 FT

As of 230 PM PDT, Wed Jul 22, 2026, the remaining aggregate
storage for refill at Merwin, Yale, and Swift reservoirs is
46 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

$$