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| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 1990-10-01 | 2025-12-11 | |
| Daily Data | |||
| Temperature, water, degrees Celsius | 1969-02-13 | 1978-09-29 | 6042 |
| Discharge, cubic feet per second | 1921-09-01 | 2025-12-10 | 36352 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1969-02-13 | 1978-09-29 | 6064 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 1968-11-27 | 1978-08-18 | 5840 |
| pH, water, unfiltered, field, standard units | 1968-11-27 | 1978-09-29 | 5888 |
| Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as nitrogen | 2014-03-01 | 2024-09-30 | 3867 |
| Ammonia plus organic nitrogen, water, unfiltered, milligrams per liter as nitrogen | 2014-03-01 | 2024-09-30 | 3867 |
| Nitrate plus nitrite, water, filtered, milligrams per liter as nitrogen | 2014-03-01 | 2024-09-30 | 3867 |
| Phosphorus, water, unfiltered, milligrams per liter as phosphorus | 2014-03-01 | 2024-09-30 | 3867 |
| Orthophosphate, water, filtered, milligrams per liter as phosphorus | 2014-03-01 | 2024-09-30 | 3867 |
| Ammonia (NH3 + NH4+), water, dissolved, pounds per day as nitrogen | 2014-03-01 | 2024-09-30 | 3867 |
| Suspended sediment concentration, milligrams per liter | 2014-03-01 | 2024-09-30 | 3867 |
| Suspended sediment discharge, short tons per day | 2014-03-01 | 2024-09-30 | 3867 |
| Phosphorus, water, unfiltered, short tons of phosphorus per day | 2014-03-01 | 2024-09-30 | 3867 |
| Ammonia plus organic nitrogen, water, unfiltered, pounds of nitrogen per day | 2014-03-01 | 2024-09-30 | 3867 |
| Orthophosphate, water, dissolved, pounds per day | 2014-03-01 | 2024-09-30 | 3867 |
| Nitrate plus nitrite, water, dissolved, pounds of nitrogen per day | 2014-03-01 | 2024-09-30 | 3867 |
| Daily Statistics | |||
| Discharge, cubic feet per second | 1921-09-01 | 2025-03-25 | 36092 |
| Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as nitrogen | 2014-03-01 | 2024-09-30 | 3867 |
| Ammonia plus organic nitrogen, water, unfiltered, milligrams per liter as nitrogen | 2014-03-01 | 2024-09-30 | 3867 |
| Nitrate plus nitrite, water, filtered, milligrams per liter as nitrogen | 2014-03-01 | 2024-09-30 | 3867 |
| Phosphorus, water, unfiltered, milligrams per liter as phosphorus | 2014-03-01 | 2024-09-30 | 3867 |
| Orthophosphate, water, filtered, milligrams per liter as phosphorus | 2014-03-01 | 2024-09-30 | 3867 |
| Ammonia (NH3 + NH4+), water, dissolved, pounds per day as nitrogen | 2014-03-01 | 2024-09-30 | 3867 |
| Suspended sediment concentration, milligrams per liter | 2014-03-01 | 2024-09-30 | 3867 |
| Suspended sediment discharge, short tons per day | 2014-03-01 | 2024-09-30 | 3867 |
| Phosphorus, water, unfiltered, short tons of phosphorus per day | 2014-03-01 | 2024-09-30 | 3867 |
| Ammonia plus organic nitrogen, water, unfiltered, pounds of nitrogen per day | 2014-03-01 | 2024-09-30 | 3867 |
| Orthophosphate, water, dissolved, pounds per day | 2014-03-01 | 2024-09-30 | 3867 |
| Nitrate plus nitrite, water, dissolved, pounds of nitrogen per day | 2014-03-01 | 2024-09-30 | 3867 |
| Monthly Statistics | |||
| Discharge, cubic feet per second | 1921-09 | 2025-03 | |
| Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as nitrogen | 2014-03 | 2024-09 | |
| Ammonia plus organic nitrogen, water, unfiltered, milligrams per liter as nitrogen | 2014-03 | 2024-09 | |
| Nitrate plus nitrite, water, filtered, milligrams per liter as nitrogen | 2014-03 | 2024-09 | |
| Phosphorus, water, unfiltered, milligrams per liter as phosphorus | 2014-03 | 2024-09 | |
| Orthophosphate, water, filtered, milligrams per liter as phosphorus | 2014-03 | 2024-09 | |
| Ammonia (NH3 + NH4+), water, dissolved, pounds per day as nitrogen | 2014-03 | 2024-09 | |
| Suspended sediment concentration, milligrams per liter | 2014-03 | 2024-09 | |
| Suspended sediment discharge, short tons per day | 2014-03 | 2024-09 | |
| Phosphorus, water, unfiltered, short tons of phosphorus per day | 2014-03 | 2024-09 | |
| Ammonia plus organic nitrogen, water, unfiltered, pounds of nitrogen per day | 2014-03 | 2024-09 | |
| Orthophosphate, water, dissolved, pounds per day | 2014-03 | 2024-09 | |
| Nitrate plus nitrite, water, dissolved, pounds of nitrogen per day | 2014-03 | 2024-09 | |
| Annual Statistics | |||
| Discharge, cubic feet per second | 1921 | 2025 | |
| Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as nitrogen | 2014 | 2024 | |
| Ammonia plus organic nitrogen, water, unfiltered, milligrams per liter as nitrogen | 2014 | 2024 | |
| Nitrate plus nitrite, water, filtered, milligrams per liter as nitrogen | 2014 | 2024 | |
| Phosphorus, water, unfiltered, milligrams per liter as phosphorus | 2014 | 2024 | |
| Orthophosphate, water, filtered, milligrams per liter as phosphorus | 2014 | 2024 | |
| Ammonia (NH3 + NH4+), water, dissolved, pounds per day as nitrogen | 2014 | 2024 | |
| Suspended sediment concentration, milligrams per liter | 2014 | 2024 | |
| Suspended sediment discharge, short tons per day | 2014 | 2024 | |
| Phosphorus, water, unfiltered, short tons of phosphorus per day | 2014 | 2024 | |
| Ammonia plus organic nitrogen, water, unfiltered, pounds of nitrogen per day | 2014 | 2024 | |
| Orthophosphate, water, dissolved, pounds per day | 2014 | 2024 | |
| Nitrate plus nitrite, water, dissolved, pounds of nitrogen per day | 2014 | 2024 | |
| Peak streamflow | 1922-04-19 | 2024-04-03 | 99 |
| Field measurements | 1947-01-04 | 2025-11-17 | 263 |
| Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) | 1965-08-19 | 2024-03-04 | 1379 |
| Water-Year Summary | 2006 | 2024 | 19 |
| Revisions | Loading... | ||
U.S. Department of the Interior |
U.S. Geological Survey
Title: NWIS Site Information for USA: Site Inventory
URL:
Page Contact Information: Ohio Water Data Support Team
Page Last Modified: 2025-12-11 12:35:47 EST
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