Sample locations
Contributing from
Displaying locations 1 - 20 of 455 in total
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Evans Field - Des Plaines River -Trail Marker 215 - Des Plaines River
67 datapoints on 9 dates (November 29 2024 → December 06 2025)
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Pond at Briarcliff Neighborhood Beach - Pond at Briarcliff Neighborhood
122 datapoints on 18 dates (December 22 2023 → December 06 2025)
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East Branch DuPage River at Churchill Woods - East Branch of the DuPage River
35 datapoints on 9 dates (January 29 2024 → December 06 2025)
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Richland Creek @ Centennial Park - Richland Creek
368 datapoints on 44 dates (November 07 2022 → December 06 2025)
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Prairie DuPont Creek @ Zingg Bridge - Prairie DuPont Tributary
489 datapoints on 59 dates (November 07 2022 → December 06 2025)
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Hickman's Creek @ Zingg & Seager Rd. - Hickman's Creek
101 datapoints on 11 dates (November 02 2024 → December 06 2025)
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Mill Creek at Campton FP - Mill Creek
70 datapoints on 13 dates (December 27 2023 → December 06 2025)
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Copper Slough at Porter Park - Copper Slough
150 datapoints on 20 dates (December 22 2023 → December 06 2025)
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Brookbank Rd bridge over St. Joseph creek in Downers Grove. - St. Joseph Creek
20 datapoints on 2 dates (November 14 2025 → December 05 2025)
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Rogers St. - St. Joseph Creek in Downers Grove
20 datapoints on 2 dates (November 14 2025 → December 05 2025)
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Trout Pond Outlet - Lower Trout pond
72 datapoints on 10 dates (November 26 2024 → December 04 2025)
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Powers Creek - Powers Creek Headwaters
72 datapoints on 10 dates (November 26 2024 → December 04 2025)
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Fox River at Route 120 bridge in McHenry - Fox River in McHenry IL
49 datapoints on 8 dates (November 25 2024 → December 04 2025)
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Boone Creek at Riverwalk Park - Boone Creek
10 datapoints on 2 dates (November 10 2025 → December 04 2025)
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Gartside Creek at Queen of Peace - Gartside Creek
197 datapoints on 20 dates (October 21 2023 → December 03 2025)
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Schoenberger Creek at West Belleville Bikeway - Schoenberger Creek
164 datapoints on 15 dates (October 23 2023 → December 03 2025)
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Brainard's Branch, Grand Ave bridge between 19th and 20th Sts - Brainard's Branch
102 datapoints on 11 dates (December 15 2023 → December 03 2025)
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Richland Creek @ South Side City Park - Richland Creek
301 datapoints on 35 dates (February 09 2023 → December 03 2025)
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Kickapoo Creek Park, 2000 N. Jefferson St., Lincoln, IL pedestrian bridge on park road - Kickapoo Creek
98 datapoints on 11 dates (December 15 2023 → December 03 2025)
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Bradford Lane Retention Basin #1 - Retention basin connecting to Sugar Creek
48 datapoints on 8 dates (July 14 2025 → December 03 2025)
