Sample locations
Contributing from 3 March 2026
Displaying locations 21 - 40 of 465 in total
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Dataset: Winter Chloride Watch
Salt Creek Greenway Trail (just south of North Avenue) - Salt Creek
37 datapoints on 2 dates (January 31 2026 → February 28 2026)
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Dataset: Winter Chloride Watch
Downers Grove - Prentiss Creek
57 datapoints on 4 dates (November 19 2025 → February 28 2026)
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Dataset: Winter Chloride Watch
West Branch Dupage River - WBDR
66 datapoints on 10 dates (December 07 2023 → February 28 2026)
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Dataset: Winter Chloride Watch
Mill Creek at bike trail bridge - Mill Creek
160 datapoints on 20 dates (December 20 2023 → February 28 2026)
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Dataset: Winter Chloride Watch
Creek under Fairmount Ave, east side of bridge - Creek under Fairmount Ave
98 datapoints on 14 dates (November 19 2024 → February 28 2026)
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Dataset: Winter Chloride Watch
North Aurora Riverfront Park - Fox River
27 datapoints on 4 dates (November 24 2025 → February 28 2026)
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Dataset: Winter Chloride Watch
Woodland Rd. Creek - Woodland Rd. Creek
98 datapoints on 14 dates (November 24 2023 → February 27 2026)
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Dataset: Winter Chloride Watch
Forest Preserves of Cook County - Burnham, Illinois - Powderhorn Lake
36 datapoints on 6 dates (November 15 2025 → February 27 2026)
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Dataset: Winter Chloride Watch
Waubonsie Creek Trail Bridge - Waubonsie Creek
102 datapoints on 17 dates (December 17 2023 → February 27 2026)
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Dataset: Winter Chloride Watch
Sandy Creek in Elgin Township Wetland preserve - Sandy Creek
58 datapoints on 9 dates (December 19 2023 → February 27 2026)
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Dataset: Winter Chloride Watch
Forest Preserves of Cook County - Kickapoo Woods - Little Calumet River
88 datapoints on 13 dates (November 26 2024 → February 27 2026)
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Dataset: Winter Chloride Watch
Frank Holten State Park - Whispering Willow Lake
35 datapoints on 4 dates (November 07 2025 → February 27 2026)
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Dataset: Winter Chloride Watch
Lily Cache Creek - Lily Cache Creek
326 datapoints on 31 dates (November 04 2021 → February 27 2026)
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Dataset: Winter Chloride Watch
West Branch Du Page River - West Branch Du Page River
86 datapoints on 12 dates (November 13 2024 → February 27 2026)
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Dataset: Winter Chloride Watch
Lily Cache Creek - Lily Cache Creek
366 datapoints on 35 dates (November 04 2021 → February 27 2026)
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Dataset: Winter Chloride Watch
Nippersink Creek at the Keystone Landing in McHenry County Conservation District's Glacial Park Conservation Area - Nippersink Creek
137 datapoints on 15 dates (November 30 2024 → February 27 2026)
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Dataset: Winter Chloride Watch
Spring Brook Creek - N of Meacham Grove FP - Spring Brook Creek
153 datapoints on 25 dates (November 16 2023 → February 27 2026)
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Dataset: Winter Chloride Watch
Island Park - Fox River
24 datapoints on 3 dates (December 21 2025 → February 27 2026)
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Dataset: Winter Chloride Watch
Saint Joseph Creek - Saint Joseph Creek
163 datapoints on 19 dates (December 02 2023 → February 27 2026)
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Dataset: Winter Chloride Watch
West Branch DuPage River at Naperville Riverwalk - West Branch DuPage River
44 datapoints on 14 dates (November 30 2023 → February 27 2026)
