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| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 1986-10-01 | 2025-11-19 | |
| Daily Data | |||
| Temperature, water, degrees Celsius -- sediment station | 1978-01-01 | 2006-09-05 | 4385 |
| Temperature, water, degrees Celsius | 2011-10-01 | 2018-04-22 | 1992 |
| Discharge, cubic feet per second | 1914-10-01 | 2025-11-18 | 40592 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- sediment station | 1978-01-01 | 1981-09-29 | 926 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2014-05-21 | 2015-11-10 | 501 |
| Suspended sediment concentration, milligrams per liter -- sediment station | 1978-04-01 | 2024-09-30 | 15328 |
| Suspended sediment discharge, short tons per day -- sediment station | 1978-04-01 | 2024-09-30 | 15327 |
| Nitrate plus nitrite, water, total, short tons per day as nitrogen | 2009-06-03 | 2025-11-19 | 2682 |
| Specific conductance, water, unfiltered, laboratory, microsiemens per centimeter at 25 degrees Celsius -- sediment station | 1981-10-01 | 2010-09-29 | 3922 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2009-06-03 | 2025-11-19 | 4218 |
| Daily Statistics | |||
| Temperature, water, degrees Celsius | 2011-10-01 | 2018-04-22 | 1992 |
| Discharge, cubic feet per second | 1914-10-01 | 2025-07-22 | 40473 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2014-05-21 | 2015-11-10 | 501 |
| Suspended sediment concentration, milligrams per liter -- sediment station | 1978-04-01 | 2024-09-30 | 15328 |
| Suspended sediment discharge, short tons per day -- sediment station | 1978-04-01 | 2024-09-30 | 15327 |
| Nitrate plus nitrite, water, total, short tons per day as nitrogen | 2009-06-03 | 2017-12-30 | 1864 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2009-06-03 | 2024-12-03 | 3998 |
| Monthly Statistics | |||
| Temperature, water, degrees Celsius | 2011-10 | 2018-04 | |
| Discharge, cubic feet per second | 1914-10 | 2025-07 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2014-05 | 2015-11 | |
| Suspended sediment concentration, milligrams per liter -- sediment station | 1978-04 | 2024-09 | |
| Suspended sediment discharge, short tons per day -- sediment station | 1978-04 | 2024-09 | |
| Nitrate plus nitrite, water, total, short tons per day as nitrogen | 2009-06 | 2017-12 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2009-06 | 2024-12 | |
| Annual Statistics | |||
| Temperature, water, degrees Celsius | 2012 | 2018 | |
| Discharge, cubic feet per second | 1915 | 2025 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2014 | 2016 | |
| Suspended sediment concentration, milligrams per liter -- sediment station | 1978 | 2024 | |
| Suspended sediment discharge, short tons per day -- sediment station | 1978 | 2024 | |
| Nitrate plus nitrite, water, total, short tons per day as nitrogen | 2009 | 2018 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2009 | 2025 | |
| Peak streamflow | 1903-06-03 | 2024-05-29 | 122 |
| Field measurements | 1919-09-09 | 2025-09-18 | 1181 |
| Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) | 1944-05-29 | 2024-03-06 | 5090 |
| 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: 2025-11-19 18:50:00 EST
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