Dataset

Winter Chloride Watch

Dataset summary

Observations

30 January 2026

East Branch DuPage River at Hidden Lake Forest Preserve

6 parameters tested

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

29 January 2026

Klein Creek

6 parameters tested

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

29 January 2026

Klein Creek at Fountain View Recreation Center

5 parameters tested

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

29 January 2026

West College Drive (Rt 83) & S. 75 th Ave Palos Heights,Il 60463

5 parameters tested

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

29 January 2026

West Branch Du Page River

7 parameters tested

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

29 January 2026

Central Park at Oak Brook Park District

15 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 depth, water level, water use

29 January 2026

Hickory Creek River at Highland Park Drive

4 parameters tested

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

28 January 2026

Dammrich Rowing Center

5 parameters tested

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

28 January 2026

North Branch Chicago River at Edgebrook Woods

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

28 January 2026

Canal Origins Park

9 parameters tested

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

27 January 2026

Frank Holten State Park

7 parameters tested

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

27 January 2026

Spring Creek- RVC Amphitheater

20 parameters tested

ice on, air temperature, algae, chloride, clarity, colour, current weather, current weather description, 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

26 January 2026

Riverview Farmstead Preserve Naperville IL South of 111th St & Book Rd

8 parameters tested

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

26 January 2026

South Branch of Kishwaukee River at N. 1st Street

6 parameters tested

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

26 January 2026

Lacey Creek at Morton Arboretum

4 parameters tested

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

26 January 2026

East Branch DuPage River at Morton Arb

5 parameters tested

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

26 January 2026

Long Run Creek - Homer Glen, IL

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

26 January 2026

California Park

11 parameters tested

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

25 January 2026

East Branch DuPage River at East Branch Forest Preserve

7 parameters tested

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