Miscellaneous River Product
Issued by NWS Portland, OR

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223
SRUS46 KPQR 280030
RVMPQR

Hydrologic Statement
National Weather Service Portland OR
530 PM PDT Wed Aug 27 2025

WAZ040-27530-
530 PM PDT Wed Aug 27 2025

Current status of reservoirs on the Lewis River, updated 530 PM
Wed, Aug 27 2025.

RESERVOIR        CURRENT POOL ELEV      FULL POOL
Swift Reservoir         973              1000 FT
Yale Lake               471               490 FT
Lake Merwin             233               240 FT

As of 530 PM PDT, Wed Aug 27, 2025, the remaining aggregate
storage for refill at Merwin, Yale, and Swift reservoirs is
53 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

$$