SRUS46 KPQR 170330
RVMPQR

Hydrologic Statement 
National Weather Service Portland OR
830 PM PDT Fri Oct 16 2026

WAZ040-16830-
830 PM PDT Fri Oct 16 2026

Current status of reservoirs on the Lewis River, updated 830 PM
Fri, Oct 16 2026.

RESERVOIR        CURRENT POOL ELEV      FULL POOL
Swift Reservoir         959              1000 FT
Yale Lake               472               490 FT
Lake Merwin             229               240 FT

As of 830 PM PDT, Fri Oct 16, 2026, the remaining aggregate
storage for refill at Merwin, Yale, and Swift reservoirs is
70 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

$$