USGS 12148500 TOLT RIVER NEAR CARNATION, WA

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text
Arrow

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  2025-10-19
2023-09-20  2025-10-19
1987-10-01  2025-10-19
2007-10-01  2025-10-19
2024-08-13  2025-10-19







 (7)
 
  -- or --

 

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

Temperature, water, degrees Celsius
Most recent instantaneous value: 8.6 10-19-2025   22:15 PDT
Graph of Temperature, water, degrees Celsius

Add up to 2 more sites and replot for "Temperature, water, degrees Celsius"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Temperature, air, degrees Celsius
Most recent instantaneous value: 6.4 10-19-2025   22:15 PDT
Graph of Temperature, air, degrees Celsius

Add up to 2 more sites and replot for "Temperature, air, degrees Celsius"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Discharge, cubic feet per second
Most recent instantaneous value: 1040 10-19-2025   22:15 PDT
Graph of Discharge, cubic feet per second

Add up to 2 more sites and replot for "Discharge, cubic feet per second"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |

Daily discharge, cubic feet per second -- statistics for Oct 20 based on 92 water years of record more
Min
(1953)		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Most Recent
Instantaneous
Value Oct 20		 Max
(2004)
65.0 188 312 500 580 1040 3410

Gage height, feet
Most recent instantaneous value: 6.40 10-19-2025   22:15 PDT
Graph of Gage height, feet

Add up to 2 more sites and replot for "Gage height, feet"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


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: 84.2 10-19-2025   18:45 PDT
Graph of Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)

Add up to 2 more sites and replot for "Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |