USGS 03216070 OHIO RIVER AT IRONTON, OH

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text


This site is operated in cooperation with the

Kentucky Governor's Office of Agricultural Policy

Gage Datums:
481.03 feet (1929 NGVD)
480.41 feet (1988 NGVD)

Boating safety tips


This station managed by the Louisville District Office.

Available Parameters Available Period
  
2015-09-03  2026-02-27
2015-09-03  2026-02-27
2015-09-02  2026-02-27
2015-09-03  2026-02-27
2015-09-03  2026-02-27
2015-09-03  2026-02-27
2020-07-20  2022-10-26
2020-07-20  2024-03-11
2020-07-20  2024-03-11
2020-07-20  2024-03-11
2015-09-03  2026-02-27
2025-10-29  2026-02-27
2015-09-03  2026-02-27
2020-02-13  2026-02-27







 (7)
 
  -- or --

 

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

Temperature, water, degrees Celsius
Most recent instantaneous value: 3.7 02-27-2026   03:00 EST
Graph of Temperature, water, degrees Celsius

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Discharge, cubic feet per second
Most recent instantaneous value: 102000 02-27-2026   03:00 EST
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Feb 27 based on 9 water years of record more
Min
(2017)		 25th
percen-
tile		 Most Recent
Instantaneous
Value Feb 27		 Median Mean 75th
percen-
tile		 Max
(2022)
83900 100000 102000 170000 215000 354000 381000

Gage height, feet
Most recent instantaneous value: 34.75 02-27-2026   03:00 EST
Graph of Gage height, feet

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
Most recent instantaneous value: 350 02-27-2026   03:00 EST
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Dissolved oxygen, water, unfiltered, milligrams per liter
Most recent instantaneous value: 13.1 02-27-2026   03:00 EST
Graph of Dissolved oxygen, water, unfiltered, milligrams per liter

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pH, water, unfiltered, field, standard units
Most recent instantaneous value: 7.9 02-27-2026   03:00 EST
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Chlorophyll relative fluorescence (fChl), water, in situ, relative fluorescence units (RFU)
 
-- Data temporarily unavailable for the time period specified --

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

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

Phycocyanin relative fluorescence (fPC), water, in situ, relative fluorescence units (RFU)
 
-- 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)
Most recent instantaneous value: 96.0 02-27-2026   03:00 EST
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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Water velocity reading from field sensor, feet per second
Most recent instantaneous value: 2.31 02-27-2026   03:00 EST
Graph of Water velocity reading from field sensor, feet per second

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Mean water velocity for discharge computation, feet per second
Most recent instantaneous value: 2.20 02-27-2026   03:00 EST
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Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen
Most recent instantaneous value: 1.30 02-27-2026   03:00 EST
Graph of Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen

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