USGS 14181500 NORTH SANTIAM RIVER AT NIAGARA, OR

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text

Station operated in cooperation with the U.S. Army Corps of Engineers and the city of Salem.

NOTE: River forecasts and additional data can be obtained at the 
National Weather Service's Advanced Hydrologic Prediction Services web page.

NOTE: The most current shifted rating for this site can be found at USGS Rating Depot website.
Boating safety tips

Recent Image of USGS 14181500 NORTH SANTIAM RIVER AT NIAGARA, OR
Available Parameters Available Period
  
2007-10-01  2025-10-29
2011-09-09  2025-10-29
2011-05-27  2025-10-29
2022-10-28  2025-10-29
1988-10-01  2025-10-29
2007-10-01  2025-10-29
2007-10-01  2025-10-29
2010-03-06  2025-10-29
2007-10-01  2025-10-29
2022-10-28  2025-10-29
2024-04-11  2025-10-29
2022-10-28  2024-04-25
2022-10-28  2024-04-25
2024-04-19  2025-10-29
2011-03-23  2015-12-21
2007-10-01  2016-04-27
2019-04-23  2025-10-29







 (7)
 
  -- or --

 

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

Temperature, water, degrees Celsius
Most recent instantaneous value: 11.4 10-29-2025   05:00 PDT
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Barometric pressure, millimeters of mercury
Most recent instantaneous value: 740 10-29-2025   04:15 PDT
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Total partial pressure of dissolved gases, water, unfiltered, millimeters of mercury, TDG Monitor
Most recent instantaneous value: 822 10-29-2025   04:15 PDT
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Total partial pressure of dissolved gases, water, unfiltered, percent of saturation
Most recent instantaneous value: 111 10-29-2025   04:15 PDT
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Discharge, cubic feet per second
Most recent instantaneous value: 1290 10-29-2025   05:00 PDT
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Daily discharge, cubic feet per second -- statistics for Oct 29 based on 96 water years of record more
Min
(1945)		 Most Recent
Instantaneous
Value Oct 29		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Max
(1951)
450 1290 1550 2230 2460 2940 13000

Gage height, feet
Most recent instantaneous value: 3.18 10-29-2025   05:00 PDT
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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius, EXO WQ Monitor
Most recent instantaneous value: 44 10-29-2025   04:00 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, EXO WQ Monitor
Most recent instantaneous value: 11.5 10-29-2025   04:00 PDT
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pH, water, unfiltered, field, standard units, EXO WQ Monitor
Most recent instantaneous value: 7.5 10-29-2025   04:00 PDT
Graph of pH, water, unfiltered, field, standard units

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Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE)
Most recent instantaneous value: 6.5 10-29-2025   04:00 PDT
Graph of Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE)

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Chlorophyll relative fluorescence (fChl), water, in situ, relative fluorescence units (RFU)
Most recent instantaneous value: 0.2 10-29-2025   04:00 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, EXO WQ Monitor
 
-- Data temporarily unavailable for the time period specified --

Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin, EXO WQ Monitor
 
-- Data temporarily unavailable for the time period specified --

Phycocyanin relative fluorescence (fPC), water, in situ, relative fluorescence units (RFU), EXO WQ Monitor
Most recent instantaneous value: 0.12 10-29-2025   04:00 PDT
Graph of Phycocyanin relative fluorescence (fPC), water, in situ, relative fluorescence units (RFU)

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Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter
 
-- 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)
 
-- 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), EXO WQ Monitor
Most recent instantaneous value: 0.8 10-29-2025   04:00 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)

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