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| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 2007-10-01 | 2025-10-14 | |
| Daily Data | |||
| Temperature, water, degrees Celsius | 2018-08-28 | 2025-10-13 | 4308 |
| Gage height, feet | 1987-10-01 | 2025-10-13 | 13673 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2018-08-28 | 2025-10-13 | 4236 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2018-08-28 | 2025-10-13 | 2746 |
| pH, water, unfiltered, field, standard units | 2018-08-28 | 2025-10-13 | 4305 |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll | 2022-10-15 | 2025-10-13 | 2112 |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin | 2018-08-28 | 2025-10-13 | 4314 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2018-08-28 | 2025-10-13 | 4221 |
| Daily Statistics | |||
| Temperature, water, degrees Celsius | 2018-08-28 | 2025-06-02 | 1304 |
| Gage height, feet | 1987-10-01 | 2025-05-28 | 13544 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2018-08-28 | 2025-06-02 | 1280 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2018-08-28 | 2025-06-02 | 1241 |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin | 2018-08-28 | 2025-06-02 | 1307 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2018-08-28 | 2025-06-02 | 1275 |
| Monthly Statistics | |||
| Temperature, water, degrees Celsius | 2018-08 | 2025-06 | |
| Gage height, feet | 1987-10 | 2025-05 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2018-08 | 2025-06 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2018-08 | 2025-06 | |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin | 2018-08 | 2025-06 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2018-08 | 2025-06 | |
| Annual Statistics | |||
| Temperature, water, degrees Celsius | 2018 | 2025 | |
| Gage height, feet | 1988 | 2025 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 2018 | 2025 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2018 | 2025 | |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin | 2018 | 2025 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2018 | 2025 | |
| Field measurements | 1985-03-22 | 2009-01-02 | 61 |
| Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) | 1988-07-26 | 2023-11-14 | 60 |
| 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: 2025-10-14 08:45:50 EDT
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