488  
SRUS46 KPQR 280730  
RVMPQR  
 
HYDROLOGIC STATEMENT  
NATIONAL WEATHER SERVICE PORTLAND OR  
1230 AM PDT THU OCT 28 2021  
 
WAZ040-281230-  
1230 AM PDT THU OCT 28 2021  
 
CURRENT STATUS OF RESERVOIRS ON THE LEWIS RIVER, UPDATED 1230 AM  
THU, OCT 28 2021.  
 
RESERVOIR CURRENT POOL ELEV FULL POOL  
SWIFT RESERVOIR 976 1000 FT  
YALE LAKE 474 490 FT  
LAKE MERWIN 234 240 FT  
 
AS OF 1230 AM PDT, THU OCT 28, 2021, 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  
 

 
 
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