Dataset

Winter Chloride Watch

Dataset summary

Observations

31 December 2025

Big Rock Creek at Emmons Woods

8 parameters tested

air temperature, chloride, clarity, colour, current weather, odour, water surface, water level

31 December 2025

River park boat launch

14 parameters tested

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 use

31 December 2025

South Branch Kish

5 parameters tested

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

31 December 2025

Newman Creek @ N Queen Anne Rd

7 parameters tested

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

31 December 2025

Richland Creek @ South Side City Park

11 parameters tested

ice on, air temperature, chloride, clarity, conductivity, current weather, odour, ph, weather in the past 24hrs, water level, water temperature

31 December 2025

Nippersink Creek @ Rte 12 (west of State Park Rd intersection)

8 parameters tested

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

31 December 2025

West Branch Dupage River

8 parameters tested

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

31 December 2025

Lake Run at Nelson Lake in Dick Young Forest Preserve

6 parameters tested

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

30 December 2025

South Branch of Kishwaukee River at N. 1st Street

8 parameters tested

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

30 December 2025

East Branch DuPage River at Hidden Lake Forest Preserve

7 parameters tested

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

30 December 2025

West Branch DuPage River

5 parameters tested

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

30 December 2025

Glen Crest Creek at Willowbrook Forest Preserve

7 parameters tested

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

30 December 2025

Downers Grove

17 parameters tested

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

29 December 2025

Klein Creek

5 parameters tested

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

29 December 2025

Lily Cache Creek

19 parameters tested

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

29 December 2025

Lily Cache Creek

19 parameters tested

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

29 December 2025

Dammrich Rowing Center

6 parameters tested

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

28 December 2025

Trout Pond Outlet

5 parameters tested

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

28 December 2025

Old Grove Pond

11 parameters tested

ice on, air temperature, ammonia, clarity, colour, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description, water level, water use

28 December 2025

Terrace View Park

6 parameters tested

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