Dataset

Winter Chloride Watch

Dataset summary

Observations

27 February 2026

Forest Preserves of Cook County - Burnham, Illinois

7 parameters tested

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

27 February 2026

Waubonsie Creek Trail Bridge

6 parameters tested

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

27 February 2026

Sandy Creek in Elgin Township Wetland preserve

9 parameters tested

algae, chloride, clarity, current weather, current weather description, odour, weather in the past 24hrs, weather in the past 24hrs description, water level

27 February 2026

Forest Preserves of Cook County - Kickapoo Woods

7 parameters tested

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

27 February 2026

Frank Holten State Park

7 parameters tested

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

27 February 2026

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

5 parameters tested

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

27 February 2026

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

27 February 2026

West Branch Du Page River

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 use

27 February 2026

North Branch Nippersink Creek @ W Solon Rd

6 parameters tested

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

27 February 2026

Glen Crest Creek at Willowbrook Forest Preserve

5 parameters tested

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

27 February 2026

East Branch DuPage River at Hidden Lake Forest Preserve

5 parameters tested

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

27 February 2026

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

27 February 2026

Nippersink Creek at the Keystone Landing in McHenry County Conservation District's Glacial Park Conservation Area

15 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 use

27 February 2026

Spring Brook Creek - N of Meacham Grove FP

5 parameters tested

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

27 February 2026

Island Park

10 parameters tested

algae, chloride, clarity, colour, current weather, current weather description, water surface, weather in the past 24hrs, weather in the past 24hrs description, water use

27 February 2026

Saint Joseph Creek

15 parameters tested

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

27 February 2026

West Branch DuPage River at Naperville Riverwalk

4 parameters tested

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

26 February 2026

DuPage River Electric Park Launch

5 parameters tested

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

26 February 2026

Wigwam Hollow Creek, beside Indian Trail St, Macomb.

8 parameters tested

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