| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 2018-06-05 | 2025-03-14 | |
| Daily Data | |||
| Temperature, water, degrees Celsius -- BN | 2021-09-24 | 2025-03-13 | 3645 |
| Temperature, water, degrees Celsius -- SHD | 2018-06-06 | 2022-04-11 | 3687 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- SHD | 2018-06-06 | 2022-04-11 | 3618 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- BN | 2021-09-24 | 2025-03-13 | 3522 |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- SHD | 2018-06-06 | 2022-04-11 | 3669 |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- BN | 2021-09-24 | 2025-03-13 | 3633 |
| pH, water, unfiltered, field, standard units -- SHD | 2018-06-06 | 2022-04-11 | 3705 |
| pH, water, unfiltered, field, standard units -- BN | 2021-09-24 | 2025-03-13 | 3639 |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll -- BN | 2022-03-15 | 2025-03-13 | 3186 |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll -- SHD | 2022-03-15 | 2022-04-11 | 84 |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- BN | 2021-09-24 | 2025-03-13 | 3633 |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- SHD | 2018-06-06 | 2022-04-11 | 3672 |
| Orthophosphate, water, in situ, milligrams per liter as phosphorus -- BN | 2022-03-16 | 2025-03-13 | 2388 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- BN | 2021-09-24 | 2025-03-13 | 3627 |
| Carbon dioxide, water, dissolved, at the water surface, parts per million by volume of dissolved gases | 2022-03-24 | 2025-03-13 | 1838 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- BN | 2021-09-24 | 2025-03-13 | 3621 |
| Daily Statistics | |||
| Temperature, water, degrees Celsius -- BN | 2021-09-24 | 2024-11-17 | 1099 |
| Temperature, water, degrees Celsius -- SHD | 2018-06-06 | 2022-03-14 | 1201 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- SHD | 2018-06-06 | 2022-04-11 | 1206 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- BN | 2021-09-24 | 2024-11-17 | 1058 |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- SHD | 2018-06-06 | 2022-04-11 | 1223 |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- BN | 2021-09-24 | 2024-08-26 | 1012 |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll -- BN | 2024-05-22 | 2024-11-17 | 180 |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- SHD | 2018-06-06 | 2022-04-11 | 1224 |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- BN | 2021-09-24 | 2024-05-21 | 915 |
| Orthophosphate, water, in situ, milligrams per liter as phosphorus -- BN | 2022-03-16 | 2024-04-29 | 535 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- BN | 2021-09-24 | 2024-11-17 | 1093 |
| Carbon dioxide, water, dissolved, at the water surface, parts per million by volume of dissolved gases | 2022-03-24 | 2024-10-24 | 580 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- BN | 2021-09-24 | 2024-08-26 | 1008 |
| Monthly Statistics | |||
| Temperature, water, degrees Celsius -- BN | 2021-09 | 2024-11 | |
| Temperature, water, degrees Celsius -- SHD | 2018-06 | 2022-03 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- SHD | 2018-06 | 2022-04 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- BN | 2021-09 | 2024-11 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- SHD | 2018-06 | 2022-04 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- BN | 2021-09 | 2024-08 | |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll -- BN | 2024-05 | 2024-11 | |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- SHD | 2018-06 | 2022-04 | |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- BN | 2021-09 | 2024-05 | |
| Orthophosphate, water, in situ, milligrams per liter as phosphorus -- BN | 2022-03 | 2024-04 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- BN | 2021-09 | 2024-11 | |
| Carbon dioxide, water, dissolved, at the water surface, parts per million by volume of dissolved gases | 2022-03 | 2024-10 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- BN | 2021-09 | 2024-08 | |
| Annual Statistics | |||
| Temperature, water, degrees Celsius -- BN | 2021 | 2025 | |
| Temperature, water, degrees Celsius -- SHD | 2018 | 2022 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- SHD | 2018 | 2022 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- BN | 2021 | 2025 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- SHD | 2018 | 2022 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter -- BN | 2021 | 2024 | |
| Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll -- BN | 2024 | 2025 | |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- SHD | 2018 | 2022 | |
| Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- BN | 2021 | 2024 | |
| Orthophosphate, water, in situ, milligrams per liter as phosphorus -- BN | 2022 | 2024 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- BN | 2021 | 2025 | |
| Carbon dioxide, water, dissolved, at the water surface, parts per million by volume of dissolved gases | 2022 | 2025 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- BN | 2021 | 2024 | |
| Field measurements | 2022-06-02 | 2022-06-02 | 1 |
| Field/Lab water-quality samples | 1978-12-07 | 2024-02-27 | 147 |
| Water-Year Summary | 2018 | 2024 | 7 |
| Revisions | Loading... | ||
U.S. Department of the Interior |
U.S. Geological Survey
Title: NWIS Site Information for Illinois: Site Inventory
URL:
Page Contact Information: Illinois Water Data Support Team
Page Last Modified: 2025-03-14 05:43:27 EDT
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