USGS 12148500 TOLT RIVER NEAR CARNATION, WA

PROVISIONAL DATA SUBJECT TO REVISION

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Additional Data and Information.-- Latest shifted rating.

Flood Stage.--The National Weather Service Flood Flow for this station is 5,000 cfs. King County has Flood Phase Information for this gage.

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

Boating safety tips

This station managed by the Northwest Washington Field Office (Ferndale).

Available Parameters Available Period
  
2016-10-01  2026-02-25
2023-09-20  2026-02-25
1987-10-01  2026-02-25
2007-10-01  2026-02-25
2024-08-13  2026-02-25







 (7)
 
  -- or --

 

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

Temperature, water, degrees Celsius
Most recent instantaneous value: 5.4 02-25-2026   01:15 PST
Graph of Temperature, water, degrees Celsius

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Temperature, air, degrees Celsius
Most recent instantaneous value: 1.1 02-25-2026   01:15 PST
Graph of Temperature, air, degrees Celsius

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Discharge, cubic feet per second
Most recent instantaneous value: 323 02-25-2026   01:15 PST
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Feb 25 based on 91 water years of record more
Min
(1941)		 Most Recent
Instantaneous
Value Feb 25		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Max
(1950)
214 323 387 521 664 810 2510

Gage height, feet
Most recent instantaneous value: 5.15 02-25-2026   01:15 PST
Graph of Gage height, feet

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Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)
Most recent instantaneous value: 1.3 02-25-2026   01:15 PST
Graph of Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)

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