Dataset

Winter Chloride Watch

Dataset summary

Observations

6 February 2026

Ferson Creek at LeRoy Oakes FP Bridge

10 parameters tested

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

6 February 2026

Farmdale Reservoir

15 parameters tested

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

6 February 2026

Hickman's Creek @ Zingg & Seager Rd.

11 parameters tested

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

6 February 2026

Prairie DuPont Creek @ Zingg Bridge

11 parameters tested

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

5 February 2026

Kickapoo Creek at Vicary Bottom Park

16 parameters tested

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

3 February 2026

Spring Creek- RVC Amphitheater

23 parameters tested

ice on, air temperature, algae, ammonia, chloride, clarity, colour, current weather, current weather description, nitrate-nitrogen, nitrate, odour, water surface, oxygen, ph, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water level, water temperature, water use

3 February 2026

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

13 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

2 February 2026

140 and 127 in Greenville

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 temperature

1 February 2026

North Branch Chicago River at Edgebrook Woods

10 parameters tested

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

1 February 2026

Saint Joseph Creek

6 parameters tested

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

1 February 2026

Dry Run Creek in Lower Bradley Park

10 parameters tested

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

1 February 2026

Molitor Bridge at Indian Creek

10 parameters tested

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

1 February 2026

East Branch DuPage River at Churchill Woods

5 parameters tested

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

1 February 2026

Riverbank Neighbors - Berteau

11 parameters tested

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

1 February 2026

West Branch of the Dupage River at Weigand Riverfront Park

4 parameters tested

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

31 January 2026

Killjordan creek

4 parameters tested

ice on, air temperature, chloride, current weather

31 January 2026

West Branch Dupage River

4 parameters tested

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

31 January 2026

River Grove at Grand Ave

5 parameters tested

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

31 January 2026

West Branch Dupage River

7 parameters tested

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