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| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 2001-10-05 | 2025-12-02 | |
| Daily Data | |||
| Temperature, water, degrees Celsius | 2015-09-11 | 2021-10-18 | 6286 |
| Discharge, cubic feet per second | 1930-03-14 | 2025-12-01 | 10167 |
| Gage height, feet | 2001-10-05 | 2025-12-01 | 8693 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2015-09-11 | 2021-10-18 | 6281 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2015-09-11 | 2021-10-18 | 6284 |
| pH, water, unfiltered, field, standard units | 2015-09-11 | 2021-10-18 | 5697 |
| Orthophosphate, water, in situ, milligrams per liter as phosphorus | 2015-11-05 | 2017-11-29 | 492 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI) | 2015-09-11 | 2021-10-18 | 6232 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (HACH) | 2015-09-11 | 2025-12-01 | 9362 |
| Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day | 2015-09-11 | 2025-12-01 | 1451 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2015-09-11 | 2025-12-01 | 9415 |
| Daily Statistics | |||
| Temperature, water, degrees Celsius | 2015-09-11 | 2021-10-18 | 2093 |
| Discharge, cubic feet per second | 1930-03-14 | 2025-07-08 | 10030 |
| Gage height, feet | 2001-10-05 | 2025-07-08 | 8556 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2015-09-11 | 2021-10-18 | 2093 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2015-09-11 | 2021-10-18 | 2093 |
| Orthophosphate, water, in situ, milligrams per liter as phosphorus | 2015-11-05 | 2017-11-29 | 164 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI) | 2015-09-11 | 2021-10-18 | 2077 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (HACH) | 2015-09-11 | 2025-08-27 | 3047 |
| Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day | 2015-09-11 | 2017-02-12 | 476 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2015-09-11 | 2025-03-03 | 2897 |
| Monthly Statistics | |||
| Temperature, water, degrees Celsius | 2015-09 | 2021-10 | |
| Discharge, cubic feet per second | 1930-03 | 2025-07 | |
| Gage height, feet | 2001-10 | 2025-07 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2015-09 | 2021-10 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2015-09 | 2021-10 | |
| Orthophosphate, water, in situ, milligrams per liter as phosphorus | 2015-11 | 2017-11 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI) | 2015-09 | 2021-10 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (HACH) | 2015-09 | 2025-08 | |
| Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day | 2015-09 | 2017-02 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2015-09 | 2025-03 | |
| Annual Statistics | |||
| Temperature, water, degrees Celsius | 2015 | 2022 | |
| Discharge, cubic feet per second | 1930 | 2025 | |
| Gage height, feet | 2002 | 2025 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2015 | 2022 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2015 | 2022 | |
| Orthophosphate, water, in situ, milligrams per liter as phosphorus | 2016 | 2018 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI) | 2015 | 2022 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (HACH) | 2015 | 2025 | |
| Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day | 2015 | 2017 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2015 | 2025 | |
| Peak streamflow | 2002-05-15 | 2024-04-13 | 21 |
| Field measurements | 1910-04-11 | 2025-11-14 | 235 |
| Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) | 1985-01-17 | 2024-02-28 | 108 |
| 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: Illinois Water Data Support Team
Page Last Modified: 2025-12-02 11:25:05 EST
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