Dataset

Winter Chloride Watch

Dataset summary

Observations

12 January 2026

Ferson Creek Park

15 parameters tested

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

11 January 2026

Rock Run 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

11 January 2026

Spring Brook Creek; Blackwell Forest Preserve

14 parameters tested

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

10 January 2026

Big Rock Forest Preserve

3 parameters tested

chloride, current weather, weather in the past 24hrs

10 January 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

10 January 2026

Blackberry Creek Forest Preserve

4 parameters tested

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

10 January 2026

Richland Creek @ Centennial Park

15 parameters tested

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

10 January 2026

Hickman's Creek @ Zingg & Seager Rd.

18 parameters tested

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

10 January 2026

Prairie DuPont Creek @ Zingg Bridge

18 parameters tested

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

9 January 2026

Lippold Park - West Entrance

4 parameters tested

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

9 January 2026

Dean Nature Sanctuary

9 parameters tested

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

9 January 2026

Winfield Creek-Memorial Park

9 parameters tested

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

9 January 2026

DuPage River Electric Park Launch

5 parameters tested

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

9 January 2026

Bliss Woods -Blackberry Creek

5 parameters tested

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

9 January 2026

Round Meadow Lake

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

9 January 2026

Fox River

5 parameters tested

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

9 January 2026

Hill Ave Bridge

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

9 January 2026

Mill Creek at Campton FP

5 parameters tested

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

8 January 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

8 January 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