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| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 1990-10-01 | 2026-01-18 | |
| Daily Data | |||
| Temperature, water, degrees Celsius -- sediment station | 1975-07-01 | 1997-09-28 | 6971 |
| Temperature, water, degrees Celsius | 2012-07-26 | 2026-01-18 | 4465 |
| Temperature, water, degrees Celsius -- YSI EXO2 | 2015-03-17 | 2021-07-08 | 2173 |
| Discharge, cubic feet per second | 1873-06-02 | 2026-01-17 | 55671 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- sediment station | 1975-07-01 | 1981-09-15 | 1490 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- YSI EXO2 | 2015-03-17 | 2021-08-01 | 2127 |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- YSI EXO2 | 2015-03-17 | 2021-08-01 | 2163 |
| Dissolved oxygen, water, unfiltered, percent of saturation -- YSI EXO2 | 2015-03-17 | 2021-08-01 | 2132 |
| pH, water, unfiltered, field, standard units -- YSI EXO2 | 2015-03-17 | 2021-08-01 | 2094 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- YSI EXO2 | 2015-03-17 | 2021-08-01 | 2081 |
| Suspended sediment concentration, milligrams per liter -- sediment station | 1994-10-01 | 1997-09-29 | 1095 |
| Suspended sediment discharge, short tons per day -- sediment station | 1994-10-01 | 1997-09-29 | 1095 |
| Specific conductance, water, unfiltered, laboratory, microsiemens per centimeter at 25 degrees Celsius -- sediment station | 1994-10-26 | 1997-09-28 | 456 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2015-03-27 | 2016-07-16 | 374 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- nitratax | 2017-03-08 | 2021-08-01 | 1411 |
| Daily Statistics | |||
| Temperature, water, degrees Celsius -- sediment station | 1977-10-01 | 1978-09-30 | 365 |
| Temperature, water, degrees Celsius | 2012-07-26 | 2025-09-14 | 4339 |
| Temperature, water, degrees Celsius -- YSI EXO2 | 2015-03-17 | 2021-07-08 | 2173 |
| Discharge, cubic feet per second | 1873-06-02 | 2024-09-30 | 55210 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- YSI EXO2 | 2015-03-17 | 2021-07-31 | 2126 |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- YSI EXO2 | 2015-03-17 | 2021-07-31 | 2162 |
| Dissolved oxygen, water, unfiltered, percent of saturation -- YSI EXO2 | 2015-03-17 | 2021-07-31 | 2131 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- YSI EXO2 | 2015-03-17 | 2021-07-31 | 2080 |
| Suspended sediment concentration, milligrams per liter -- sediment station | 1994-10-01 | 1997-09-29 | 1095 |
| Suspended sediment discharge, short tons per day -- sediment station | 1994-10-01 | 1997-09-29 | 1095 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2015-03-27 | 2016-07-16 | 374 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- nitratax | 2017-03-08 | 2021-07-31 | 1410 |
| Monthly Statistics | |||
| Temperature, water, degrees Celsius -- sediment station | 1977-10 | 1978-09 | |
| Temperature, water, degrees Celsius | 2012-07 | 2025-09 | |
| Temperature, water, degrees Celsius -- YSI EXO2 | 2015-03 | 2021-07 | |
| Discharge, cubic feet per second | 1873-06 | 2024-09 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- YSI EXO2 | 2015-03 | 2021-07 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- YSI EXO2 | 2015-03 | 2021-07 | |
| Dissolved oxygen, water, unfiltered, percent of saturation -- YSI EXO2 | 2015-03 | 2021-07 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- YSI EXO2 | 2015-03 | 2021-07 | |
| Suspended sediment concentration, milligrams per liter -- sediment station | 1994-10 | 1997-09 | |
| Suspended sediment discharge, short tons per day -- sediment station | 1994-10 | 1997-09 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2015-03 | 2016-07 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- nitratax | 2017-03 | 2021-07 | |
| Annual Statistics | |||
| Temperature, water, degrees Celsius -- sediment station | 1978 | 1978 | |
| Temperature, water, degrees Celsius | 2012 | 2025 | |
| Temperature, water, degrees Celsius -- YSI EXO2 | 2015 | 2021 | |
| Discharge, cubic feet per second | 1873 | 2024 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- YSI EXO2 | 2015 | 2021 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- YSI EXO2 | 2015 | 2021 | |
| Dissolved oxygen, water, unfiltered, percent of saturation -- YSI EXO2 | 2015 | 2021 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- YSI EXO2 | 2015 | 2021 | |
| Suspended sediment concentration, milligrams per liter -- sediment station | 1995 | 1997 | |
| Suspended sediment discharge, short tons per day -- sediment station | 1995 | 1997 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2015 | 2016 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- nitratax | 2017 | 2021 | |
| Peak streamflow | 1874-05-17 | 2024-07-08 | 151 |
| Field measurements | 1938-09-28 | 2025-09-15 | 981 |
| Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) | 1953-01-29 | 2024-03-04 | 740 |
| 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: 2026-01-18 20:23:45 EST
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