Dataset

Winter Chloride Watch

Dataset summary

Observations

15 February 2026

Forest Preserves of Cook County - Burnham, Illinois

5 parameters tested

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

15 February 2026

Park 571

2 parameters tested

chloride, current weather

15 February 2026

Ping Tom Park Chicago

3 parameters tested

chloride, current weather, weather in the past 24hrs

14 February 2026

Lake Run at Nelson Lake in Dick Young Forest Preserve

7 parameters tested

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

14 February 2026

DuPage River, West Branch

4 parameters tested

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

14 February 2026

Kishwaukee River South Branch at Russell Woods

6 parameters tested

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

14 February 2026

South Branch of Kishwaukee River at N. 1st Street

12 parameters tested

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

14 February 2026

South Branch Kish

4 parameters tested

ice on, air temperature, chloride, current weather

14 February 2026

West Ridge Nature Park Pond

6 parameters tested

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

13 February 2026

Kenyon Woods Forest Preserve

5 parameters tested

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

13 February 2026

Springbrook Water Reclamation Center Upstream

5 parameters tested

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

13 February 2026

East Branch DuPage River at Morton Arb

3 parameters tested

chloride, current weather, weather in the past 24hrs

13 February 2026

Lacey Creek at Morton Arboretum

3 parameters tested

chloride, current weather, weather in the past 24hrs

13 February 2026

Fabyan Forest Preserve

6 parameters tested

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

13 February 2026

River Park Boathouse

14 parameters tested

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

13 February 2026

Sangamon River Forest Preserve

15 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, flow, odour, water surface, ph, weather in the past 24hrs, secchi depth (clarity), water level, water temperature

13 February 2026

Sangamon River Forest Preserve site

16 parameters tested

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

13 February 2026

Lake of the Woods Forest Preserve

15 parameters tested

ice on, air temperature, algae, chlorine, clarity, colour, current weather, odour, water surface, ph, weather in the past 24hrs, secchi depth (clarity), water level, water temperature, water use

13 February 2026

River Bend Forest Preserve site

14 parameters tested

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

12 February 2026

Wigwam Hollow Creek, beside Indian Trail St, Macomb.

6 parameters tested

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