USGS 14220500 LEWIS RIVER AT ARIEL, WA

PROVISIONAL DATA SUBJECT TO REVISION

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Additional Data and Information.-- Latest shifted rating.

Flood Stage.--The National Weather Service has not established a Flood Stage for this station.

Funding for this site is provided by the cooperators / programs below:

Station Notes
water level
Flow at this station regulated by Swift and Yale Reservoirs, and Lake Merwin, stations 14217600, 14218500, 14220000, respectively.

Boating safety tips

This station managed by the Western Washington Field Office (Tacoma).

Available Parameters Available Period
  
1999-10-01  2026-09-12
2007-10-01  2026-09-12







 (7)
 
  -- or --

 

 
Summary of all available data for this site
Instantaneous-data availability statement

Discharge, cubic feet per second
Most recent instantaneous value: 1310 09-12-2026   07:15 PDT
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Daily discharge, cubic feet per second -- statistics for Sep 12 based on 105 water years of record more
Min
(1931)		 25th
percen-
tile		 Median Most Recent
Instantaneous
Value Sep 12		 Mean 75th
percen-
tile		 Max
(1990)
243 1030 1250 1310 1810 2180 9340

Gage height, feet
Most recent instantaneous value: 1.55 09-12-2026   07:15 PDT
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