Chloride ppm
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227.0
St Joseph Creek at the Olsons : St Joseph Creek
Downers Grove, Illinois, United States
![](https://cdn.waterrangers.ca/attachments/c135b988670244658768f2bc824f988f64e10e85/store/fill/150/150/711b71e1bc9aac7d9393073a7844f2737035812029700d05e9c1df9d4e2b/IMG_20231117_142208523.jpg)
Observed by
Kathy Olson
- Observed on: Fri, 17 Nov 2023 15:29:00 -0600
- Testers Kathy and Edmund Olson
-
Associated with:
Winter Chloride Watchers - Lat: 41.7934959
- Lng: -88.0284691
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