USGS 11273400 SAN JOAQUIN R AB MERCED R NR NEWMAN CA

PROVISIONAL DATA SUBJECT TO REVISION

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This station managed by the Sacramento Field Office.

Available Parameters Available Period
  
2009-08-29  2025-10-30
2009-08-29  2025-10-30
2009-01-21  2025-10-30
2009-08-29  2025-10-30
2009-10-07  2025-10-30
2012-04-21  2025-10-30
2016-10-03  2025-10-30
2012-04-21  2022-02-23
2022-11-04  2025-10-30
2012-04-21  2019-01-06
2019-02-11  2025-10-30







 (7)
 
  -- or --

 

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

Temperature, water, degrees Celsius
Most recent instantaneous value: 16.3 10-30-2025   11:30 PDT
Graph of Temperature, water, degrees Celsius

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Discharge, cubic feet per second
Most recent instantaneous value: 152 10-30-2025   11:30 PDT
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Oct 30 based on 15 water years of record more
Min
(2023)		 25th
percen-
tile		 Most Recent
Instantaneous
Value Oct 30		 Mean Median 75th
percen-
tile		 Max
(2012)
40.1 75 152 267 281 400 566

Gage height, feet
Most recent instantaneous value: 49.28 10-30-2025   11:30 PDT
Graph of Gage height, feet

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
Most recent instantaneous value: 1580 10-30-2025   11:30 PDT
Graph of Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

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Dissolved oxygen, water, unfiltered, milligrams per liter
Most recent instantaneous value: 6.9 10-30-2025   11:30 PDT
Graph of Dissolved oxygen, water, unfiltered, milligrams per liter

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pH, water, unfiltered, field, standard units
Most recent instantaneous value: 7.8 10-30-2025   11:30 PDT
Graph of pH, water, unfiltered, field, standard units

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Chlorophyll relative fluorescence (fChl), water, in situ, relative fluorescence units (RFU)
Most recent instantaneous value: 2.06 10-30-2025   11:30 PDT
Graph of Chlorophyll relative fluorescence (fChl), water, in situ, relative fluorescence units (RFU)

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Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll
 
-- Data temporarily unavailable for the time period specified --

Stream water level elevation above NAVD 1988, in feet
Most recent instantaneous value: 51.83 10-30-2025   11:30 PDT
Graph of Stream water level elevation above NAVD 1988, in 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), [TS087: YSI 6136]
 
-- Data temporarily unavailable for the time period specified --

Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), [TS213: YSI EXO]
Most recent instantaneous value: 17.5 10-30-2025   11:30 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), [TS213: YSI EXO]

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