SRUS46 KPQR 240030

RVMPQR



Hydrologic Statement 

National Weather Service Portland OR

530 PM PDT Thu Oct 23 2025



WAZ040-23530-

530 PM PDT Thu Oct 23 2025



Current status of reservoirs on the Lewis River, updated 530 PM

Thu, Oct 23 2025.



RESERVOIR        CURRENT POOL ELEV      FULL POOL

Swift Reservoir         961              1000 FT

Yale Lake               467               490 FT

Lake Merwin             229               240 FT



As of 530 PM PDT, Thu Oct 23, 2025, the remaining aggregate

storage for refill at Merwin, Yale, and Swift reservoirs is

73 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



$$