USGS 11520500 KLAMATH R NR SEIAD VALLEY CA

PROVISIONAL DATA SUBJECT TO REVISION

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This station managed by the Redding Field Office.

Available Parameters Available Period
  
1988-10-01  2026-02-21
2007-10-01  2026-02-21
2023-02-21  2026-02-21
2018-11-14  2025-10-03
2024-01-12  2024-12-31
2023-02-21  2026-02-21
2023-02-21  2026-02-21
2023-02-21  2026-02-21
2023-02-21  2026-02-21
2023-02-21  2026-02-21
2023-02-21  2026-02-21







 (7)
 
  -- or --

 

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

Discharge, cubic feet per second
Most recent instantaneous value: 5830 02-21-2026   15:00 PST
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Daily discharge, cubic feet per second -- statistics for Feb 21 based on 86 water years of record more
Min
(1955)		 25th
percen-
tile		 Median Most Recent
Instantaneous
Value Feb 21		 Mean 75th
percen-
tile		 Max
(1982)
1230 2630 4340 5830 6310 7710 42400

Gage height, feet
Most recent instantaneous value: 6.24 02-21-2026   15:00 PST
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Stream water level elevation above NAVD 1988, in feet
Most recent instantaneous value: 1320.02 02-21-2026   15:00 PST
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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), [Data Furnished by Karuk Tribe]
 
-- Data temporarily unavailable for the time period specified --

Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 135-180 degrees, SDVB (styrene divinylbenzene beads) backscatter units(SBU), NEP5000-180, [Data not published if <300 SBU]
 
-- Data temporarily unavailable for the time period specified --

Suspended sediment load, water, unfiltered, computed, the product of regression-computed suspended sediment concentration and streamflow, short tons per day, [From EXO2]
Most recent instantaneous value: 7190 02-21-2026   13:30 PST
Graph of Suspended sediment load, water, unfiltered, computed, the product of regression-computed suspended sediment concentration and streamflow, short tons per day, [From EXO2]

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Upper 90 percent prediction limit for SSC by regression (PCODE 99409), milligrams per liter, [From EXO2]
Most recent instantaneous value: 1430 02-21-2026   13:30 PST
Graph of Upper 90 percent prediction limit for SSC by regression (PCODE 99409), milligrams per liter, [From EXO2]

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Lower 90 percent prediction limit for SSC by regression (PCODE 99409), milligrams per liter, [From EXO2]
Most recent instantaneous value: 146 02-21-2026   13:30 PST
Graph of Lower 90 percent prediction limit for SSC by regression (PCODE 99409), milligrams per liter, [From EXO2]

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Upper 90 percent prediction limit for suspended sediment load by regression (PCODE 80297), short tons per day, [From EXO2]
Most recent instantaneous value: 22500 02-21-2026   13:30 PST
Graph of Upper 90 percent prediction limit for suspended sediment load by regression (PCODE 80297), short tons per day, [From EXO2]

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Lower 90 percent prediction limit for suspended sediment load by regression (PCODE 80297), short tons per day, [From EXO2]
Most recent instantaneous value: 2300 02-21-2026   13:30 PST
Graph of Lower 90 percent prediction limit for suspended sediment load by regression (PCODE 80297), short tons per day, [From EXO2]

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Suspended sediment concentration, water, unfiltered, estimated by regression equation, milligrams per liter, [From EXO2]
Most recent instantaneous value: 456 02-21-2026   13:30 PST
Graph of Suspended sediment concentration, water, unfiltered, estimated by regression equation, milligrams per liter, [From EXO2]

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