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| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 2021-05-06 | 2025-11-19 | |
| Daily Data | |||
| Temperature, water, degrees Celsius | 1974-11-04 | 2022-03-08 | 2284 |
| Temperature, water, degrees Celsius | 2021-05-07 | 2025-11-19 | 1641 |
| Discharge, cubic feet per second | 1878-01-01 | 2025-04-30 | 53810 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1974-11-04 | 1981-09-15 | 2285 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2021-05-07 | 2025-11-19 | 1634 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2021-05-06 | 2025-11-19 | 1587 |
| pH, water, unfiltered, field, standard units | 2021-05-20 | 2025-11-19 | 1508 |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll | 2021-05-07 | 2025-11-18 | 1627 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2021-05-07 | 2025-11-19 | 1407 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2023-04-13 | 2025-12-23 | 943 |
| Daily Statistics | |||
| Temperature, water, degrees Celsius | 2021-05-07 | 2025-08-05 | 1535 |
| Discharge, cubic feet per second | 1878-01-01 | 2025-04-29 | 53809 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2021-05-07 | 2025-06-11 | 1474 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2021-05-06 | 2025-05-20 | 1426 |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll | 2021-05-07 | 2023-10-04 | 866 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2021-05-07 | 2025-05-17 | 1267 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2023-04-13 | 2025-06-11 | 749 |
| Monthly Statistics | |||
| Temperature, water, degrees Celsius | 2021-05 | 2025-08 | |
| Discharge, cubic feet per second | 1878-01 | 2025-04 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2021-05 | 2025-06 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2021-05 | 2025-05 | |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll | 2021-05 | 2023-10 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2021-05 | 2025-05 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2023-04 | 2025-06 | |
| Annual Statistics | |||
| Temperature, water, degrees Celsius | 2021 | 2025 | |
| Discharge, cubic feet per second | 1878 | 2025 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2021 | 2025 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2021 | 2025 | |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll | 2021 | 2024 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2021 | 2025 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2023 | 2025 | |
| Peak streamflow | 1851-06-06 | 2024-07-11 | 148 |
| Field measurements | 1934-06-28 | 2025-09-23 | 271 |
| Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) | 1944-07-01 | 2021-05-20 | 248 |
| 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: 2025-12-24 03:32:26 EST
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