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National Great Rivers
Winter Chloride Watch
6525
Observations
0
Issues
410
Locations
Leaderboard
Bruce M Colravy
3840 Points
3840 Points
Greg Kimutis
3790 Points
3790 Points
Water Rangers
2690 Points
2690 Points
Jean Reddington
2260 Points
2260 Points
Katie Vogler
2190 Points
2190 Points
Observations
/-87.7731221,42.066467,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Harms Woods/Glenview Woods : North Branch of the Chicago River
Glenview, Illinois, United States
Observed by Mac Austin Sun, 30 Nov 2025 13:06:48 -0600/-88.3486176,40.2796194,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Sangamon River Forest Preserve : Wildcat Slough
Mahomet, Illinois, United States
Observed by Bruce M Colravy Fri, 28 Nov 2025 11:49:35 -0600/-88.3510423,40.2790511,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Sangamon River Forest Preserve site : Sangamon River
Fisher, Illinois, United States
Observed by Bruce M Colravy Fri, 28 Nov 2025 11:37:34 -0600/-88.3871126,40.2040143,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake of the Woods Forest Preserve : Sangamon River
Mahomet, Illinois, United States
Observed by Bruce M Colravy Fri, 28 Nov 2025 11:05:01 -0600/-88.420136,40.1868745,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Bend Forest Preserve site : Sangamon River
Mahomet, Illinois, United States
Observed by Bruce M Colravy Fri, 28 Nov 2025 10:19:55 -0600/-88.3876276,41.8312764,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake Run at Nelson Lake in Dick Young Forest Preserve : Lake Run
Batavia, Illinois, United States
Observed by Maureen Mrenna Sat, 22 Nov 2025 13:35:27 -0600
Harms Woods/Glenview Woods : North Branch of the Chicago River
Glenview, Illinois, United States
Observed by Mac Austin Sat, 08 Nov 2025 17:00:20 -0600/-88.0365368,41.883241,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Hill Ave Bridge : East Branch DuPage River
Lombard, Illinois, United States
Observed by Joe Wywrot Thu, 06 Nov 2025 11:36:25 -0600