Dataset

Winter Chloride Watch

Dataset summary

Observations

20 December 2025

Main Street

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

20 December 2025

West Branch Dupage River

2 parameters tested

current weather, current weather description

20 December 2025

West Branch Dupage River

7 parameters tested

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

19 December 2025

West branch of DuPage river at Beecher Rd, Winfield

5 parameters tested

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

19 December 2025

Lacey Creek at Morton Arboretum

3 parameters tested

chloride, current weather, weather in the past 24hrs

19 December 2025

DuPage River Electric Park Launch

4 parameters tested

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

19 December 2025

Winfield Creek at Emerson School

9 parameters tested

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

19 December 2025

Eugene Field Park

13 parameters tested

ice on, 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

19 December 2025

East DuPage river at St. Charles

5 parameters tested

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

19 December 2025

McKee Creek

9 parameters tested

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

19 December 2025

West Branch DuPage River at Hillside

9 parameters tested

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

19 December 2025

St Joseph Creek Downers Grove

5 parameters tested

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

19 December 2025

Cress Creek

8 parameters tested

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

19 December 2025

Arrowhead Park

8 parameters tested

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

19 December 2025

Central Park at Oak Brook Park District

15 parameters tested

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

18 December 2025

Villa Ave Bridge at Sugar Creek

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, water level, water temperature, water use

18 December 2025

Glen Crest Creek - Lincoln Hill

12 parameters tested

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

18 December 2025

SCGW bridge on Salt Creek

17 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, water temperature, water use

18 December 2025

St. Joseph's Creek @ 59th & Williams Street

7 parameters tested

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

18 December 2025

Glencrest creek south of Bemis Road

7 parameters tested

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