Chloride ppm
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140.0
McDowell Grove forest preserve : West branch DuPage river
Naperville, Illinois, United States
Observed by
Dean Malone
- Observed on: Sun, 17 Dec 2023 11:50:00 -0600
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Associated with:
Winter Chloride Watchers - Lat: 41.796698
- Lng: -88.1816769
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