Miscellaneous River Product
Issued by NWS Portland, OR

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405
SRUS46 KPQR 121530
RVMPQR

Hydrologic Statement
National Weather Service Portland OR
830 AM PDT Wed Mar 12 2025

WAZ040-12830-
830 AM PDT Wed Mar 12 2025

Current status of reservoirs on the Lewis River, updated 830 AM
Wed, Mar 12 2025.

RESERVOIR        CURRENT POOL ELEV      FULL POOL
Swift Reservoir         978              1000 FT
Yale Lake               474               490 FT
Lake Merwin             232               240 FT

As of 830 AM PDT, Wed Mar 12, 2025, 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

$$