Dataset

Winter Chloride Watch

Dataset summary

Observations

20 March 2026

Cress Creek

9 parameters tested

air temperature, algae, chloride, clarity, colour, current weather, odour, weather in the past 24hrs, water level

20 March 2026

Arrowhead Park

9 parameters tested

air temperature, algae, chloride, clarity, colour, current weather, odour, weather in the past 24hrs, water level

20 March 2026

East Branch DuPage River at Morton Arb

4 parameters tested

air temperature, chloride, current weather, weather in the past 24hrs

20 March 2026

Chicago River North Branch Goose Island

5 parameters tested

air temperature, chloride, current weather, current weather description, weather in the past 24hrs

20 March 2026

Dean Nature Sanctuary

16 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, current weather description, odour, water surface, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water depth, water level, water use

19 March 2026

Canoe Launch

5 parameters tested

chloride, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description

19 March 2026

Lake Kakusha

8 parameters tested

ice on, air temperature, chloride, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description, water level

19 March 2026

Fullersburg FP - Graue Mill Canoe / Kayak launch

9 parameters tested

air temperature, algae, chloride, clarity, current weather, odour, water level, water temperature, water use

19 March 2026

Des Plaines River from Des Plaines Riverways DuPage FPD

9 parameters tested

air temperature, algae, chloride, clarity, current weather, odour, water level, water temperature, water use

19 March 2026

Central Park at Oak Brook Park District

16 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, current weather description, odour, water surface, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water depth, water level, water use

19 March 2026

Downers Grove

16 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, current weather description, odour, water surface, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water level, water temperature, water use

19 March 2026

Apple Orchard Park - Mendota Creek

8 parameters tested

ice on, air temperature, chloride, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description, water level

19 March 2026

Snyder's Grove

8 parameters tested

ice on, air temperature, chloride, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description, water level

19 March 2026

Salt Creek

6 parameters tested

air temperature, chloride, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description

19 March 2026

Salt Creek

6 parameters tested

air temperature, chlorine, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description

19 March 2026

Lake Charles at Beach Inlet

6 parameters tested

ice on, air temperature, chloride, current weather, current weather description, weather in the past 24hrs description

19 March 2026

Fox River

6 parameters tested

air temperature, chloride, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description

19 March 2026

Brainard's Branch, Grand Ave bridge between 19th and 20th Sts

8 parameters tested

air temperature, chloride, colour, conductivity, current weather, ph, weather in the past 24hrs, water temperature

19 March 2026

Kickapoo Creek Park, 2000 N. Jefferson St., Lincoln, IL pedestrian bridge on park road

7 parameters tested

air temperature, chloride, conductivity, current weather, ph, weather in the past 24hrs, water temperature

19 March 2026

Oswego

2 parameters tested

chloride, current weather