Chloride ppm
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30.0
Hidden Lake at Hidden Lake Forest Preserve : Hidden Lake
Downers Grove, Illinois, United States
Observed by
Linda Heuser
- Observed on: Tue, 30 Jan 2024 12:46:00 -0600
- Testers Linda Heuser & Lisa Warren
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Associated with:
National Great Rivers : Winter Chloride Watch - Lat: 41.8245871
- Lng: -88.0387688
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Notes
The actual quantab reading was 0.2. The scale does not go that low so a score of 30 was recorded.