Dataset

Winter Chloride Watch

Dataset summary

Observations

19 March 2026

Ferson Creek Park, Route 31, Saint Charles, IL

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

Bensenville at Irving

14 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, water level, water temperature

19 March 2026

Salt Creek Park Forest Preserve

14 parameters tested

ice on, air temperature, 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 temperature

19 March 2026

St Joseph Creek Downers Grove

7 parameters tested

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

18 March 2026

Marvis Park

12 parameters tested

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

18 March 2026

Spring Creek at Anderson Gardens

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, secchi depth (clarity), water level, water use

17 March 2026

Spring Creek at Anderson Gardens

17 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, secchi depth (clarity), water depth, water level, water use

17 March 2026

Lisle Community Park Boat Launch near Short St on East Branch DuPage River

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

16 March 2026

Otter Creek

6 parameters tested

chloride, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity)

15 March 2026

Rogers St.

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, secchi depth (clarity), water level

15 March 2026

Brookbank Rd bridge over St. Joseph creek in Downers Grove.

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, secchi depth (clarity), water level

14 March 2026

River park boat launch

7 parameters tested

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

14 March 2026

Big Rock Creek at Emmons Woods

9 parameters tested

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

14 March 2026

West bridge, Winfield Creek, Northside Park

11 parameters tested

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

14 March 2026

East Branch Poplar Creek

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

12 March 2026

Mc Dowell Forest Preserve

11 parameters tested

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

12 March 2026

East DuPage river at St. Charles

5 parameters tested

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

12 March 2026

North Branch Chicago River at Edgebrook Woods

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

11 March 2026

West branch of DuPage river at Beecher Rd, Winfield

5 parameters tested

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

11 March 2026

Killjordan creek

5 parameters tested

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