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| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 1990-10-01 | 2025-11-05 | |
| Daily Data | |||
| Temperature, water, degrees Celsius | 2016-03-02 | 2025-11-04 | 3373 |
| Discharge, cubic feet per second | 1948-06-01 | 2025-11-04 | 28280 |
| Phosphorus, water, unfiltered, milligrams per liter as phosphorus | 2016-03-02 | 2025-11-04 | 1130 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detector angles at 90 +-2.5 degrees and 0-45 degrees, ratiometric correction, FBRU | 2016-03-02 | 2025-11-04 | 2465 |
| Nitrate plus nitrite, water, total, short tons per day as nitrogen | 2016-03-02 | 2025-11-04 | 1303 |
| Phosphorus, water, unfiltered, short tons of phosphorus per day | 2016-01-01 | 2025-11-04 | 1825 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2016-03-02 | 2025-11-04 | 2458 |
| Daily Statistics | |||
| Temperature, water, degrees Celsius | 2016-03-02 | 2025-08-06 | 3283 |
| Discharge, cubic feet per second | 1948-06-01 | 2025-08-04 | 28189 |
| Phosphorus, water, unfiltered, milligrams per liter as phosphorus | 2016-03-02 | 2017-10-25 | 369 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detector angles at 90 +-2.5 degrees and 0-45 degrees, ratiometric correction, FBRU | 2016-03-02 | 2025-06-04 | 2315 |
| Nitrate plus nitrite, water, total, short tons per day as nitrogen | 2016-03-02 | 2017-12-06 | 528 |
| Phosphorus, water, unfiltered, short tons of phosphorus per day | 2016-01-01 | 2017-12-30 | 730 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2016-03-02 | 2025-05-04 | 2274 |
| Monthly Statistics | |||
| Temperature, water, degrees Celsius | 2016-03 | 2025-08 | |
| Discharge, cubic feet per second | 1948-06 | 2025-08 | |
| Phosphorus, water, unfiltered, milligrams per liter as phosphorus | 2016-03 | 2017-10 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detector angles at 90 +-2.5 degrees and 0-45 degrees, ratiometric correction, FBRU | 2016-03 | 2025-06 | |
| Nitrate plus nitrite, water, total, short tons per day as nitrogen | 2016-03 | 2017-12 | |
| Phosphorus, water, unfiltered, short tons of phosphorus per day | 2016-01 | 2017-12 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2016-03 | 2025-05 | |
| Annual Statistics | |||
| Temperature, water, degrees Celsius | 2016 | 2025 | |
| Discharge, cubic feet per second | 1948 | 2025 | |
| Phosphorus, water, unfiltered, milligrams per liter as phosphorus | 2016 | 2018 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detector angles at 90 +-2.5 degrees and 0-45 degrees, ratiometric correction, FBRU | 2016 | 2025 | |
| Nitrate plus nitrite, water, total, short tons per day as nitrogen | 2016 | 2018 | |
| Phosphorus, water, unfiltered, short tons of phosphorus per day | 2016 | 2018 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2016 | 2025 | |
| Peak streamflow | 1947-06 | 2024-05-22 | 77 |
| Field measurements | 1948-06-04 | 2025-09-22 | 919 |
| Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) | 1965-06-02 | 2023-04-12 | 313 |
| 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: Iowa Water Data Support Team
Page Last Modified: 2025-11-05 11:26:29 EST
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