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  2026-04-09
2007-10-01  2026-04-09
2023-04-09  2026-04-09
2018-11-14  2025-10-03
2024-01-12  2024-12-31
2023-04-08  2026-04-09
2023-04-08  2026-04-09
2023-04-08  2026-04-09
2023-04-08  2026-04-09
2023-04-08  2026-04-09
2023-04-08  2026-04-09







 (7)
 
  -- or --

 

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

Discharge, cubic feet per second
Most recent instantaneous value: 2390 04-09-2026   23:00 PDT
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Daily discharge, cubic feet per second -- statistics for Apr 10 based on 87 water years of record more
Min
(1977)		 Most Recent
Instantaneous
Value Apr 10		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Max
(2019)
1130 2390 2840 5150 5750 7840 16600

Gage height, feet
Most recent instantaneous value: 3.57 04-09-2026   23:00 PDT
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Stream water level elevation above NAVD 1988, in feet
Most recent instantaneous value: 1317.35 04-09-2026   23:00 PDT
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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: 131 04-09-2026   22:45 PDT
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: 63.4 04-09-2026   22:45 PDT
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: 6.5 04-09-2026   22:45 PDT
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: 409 04-09-2026   22:45 PDT
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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: 41.8 04-09-2026   22:45 PDT
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: 20.3 04-09-2026   22:45 PDT
Graph of Suspended sediment concentration, water, unfiltered, estimated by regression equation, milligrams per liter, [From EXO2]

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