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| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 2012-05-26 | 2025-11-02 | |
| Daily Data | |||
| Temperature, water, degrees Celsius | 2012-06-02 | 2025-11-01 | 14246 |
| Gage height, feet | 2012-05-26 | 2025-11-01 | 4762 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2012-06-01 | 2025-11-01 | 13655 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2012-06-02 | 2025-11-01 | 4754 |
| pH, water, unfiltered, field, standard units | 2012-06-01 | 2025-11-01 | 12802 |
| Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE) | 2014-11-06 | 2020-03-02 | 5103 |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll | 2022-11-03 | 2025-11-01 | 3081 |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin | 2014-04-04 | 2025-11-01 | 11953 |
| Orthophosphate, water, in situ, milligrams per liter as phosphorus | 2013-04-25 | 2019-10-25 | 3643 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI) | 2012-06-01 | 2025-11-01 | 14057 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (HACH) | 2015-06-03 | 2025-11-01 | 10472 |
| Suspended sediment concentration, milligrams per liter | 1980-02-13 | 2014-09-29 | 12647 |
| Suspended sediment discharge, short tons per day | 1980-02-13 | 2014-09-29 | 12647 |
| Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day | 2022-11-03 | 2025-11-01 | 1043 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2012-06-02 | 2025-11-01 | 13782 |
| Daily Statistics | |||
| Temperature, water, degrees Celsius | 2012-06-02 | 2025-02-24 | 4498 |
| Gage height, feet | 2012-05-26 | 2025-07-01 | 4639 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2012-06-02 | 2025-02-24 | 4318 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2012-06-02 | 2025-02-24 | 4506 |
| Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE) | 2014-11-06 | 2020-03-02 | 1705 |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll | 2024-10-02 | 2025-02-24 | 129 |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin | 2014-04-04 | 2025-02-24 | 3731 |
| Orthophosphate, water, in situ, milligrams per liter as phosphorus | 2013-04-26 | 2019-10-25 | 1210 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI) | 2012-06-02 | 2024-12-17 | 4379 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (HACH) | 2015-06-04 | 2024-12-17 | 3195 |
| Suspended sediment concentration, milligrams per liter | 1980-02-13 | 2014-09-29 | 12647 |
| Suspended sediment discharge, short tons per day | 1980-02-13 | 2014-09-29 | 12647 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2012-06-02 | 2024-03-12 | 4027 |
| Monthly Statistics | |||
| Temperature, water, degrees Celsius | 2012-06 | 2025-02 | |
| Gage height, feet | 2012-05 | 2025-07 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2012-06 | 2025-02 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2012-06 | 2025-02 | |
| Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE) | 2014-11 | 2020-03 | |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll | 2024-10 | 2025-02 | |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin | 2014-04 | 2025-02 | |
| Orthophosphate, water, in situ, milligrams per liter as phosphorus | 2013-04 | 2019-10 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI) | 2012-06 | 2024-12 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (HACH) | 2015-06 | 2024-12 | |
| Suspended sediment concentration, milligrams per liter | 1980-02 | 2014-09 | |
| Suspended sediment discharge, short tons per day | 1980-02 | 2014-09 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2012-06 | 2024-03 | |
| Annual Statistics | |||
| Temperature, water, degrees Celsius | 2012 | 2025 | |
| Gage height, feet | 2012 | 2025 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2012 | 2025 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2012 | 2025 | |
| Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE) | 2015 | 2020 | |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll | 2025 | 2025 | |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin | 2014 | 2025 | |
| Orthophosphate, water, in situ, milligrams per liter as phosphorus | 2013 | 2020 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI) | 2012 | 2025 | |
| 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 | |
| Suspended sediment concentration, milligrams per liter | 1980 | 2014 | |
| Suspended sediment discharge, short tons per day | 1980 | 2014 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2012 | 2024 | |
| Field measurements | 2012-08-03 | 2018-12-13 | 48 |
| Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) | 2012-02-19 | 2024-03-05 | 614 |
| Water-Year Summary | 2012 | 2024 | 13 |
| 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: 2025-11-02 10:42:49 EST
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