Lake of the Woods Forest Preserve

Sangamon River

Mahomet, Illinois, United States

The sample location is on the north bank of the river, 150 feet downstream of the covered bridge. A sandbar allows for access to the water when the river is near average flow.

Location created by
Bruce M Colravy
  • Group: Winter Chloride Watchers
  • Site ID: R05-001-04
  • Lat: 40.2040143
  • Lng: -88.3871126
  • Waterbody Type: River
  • Timezone: America/Chicago

Latest photos

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Observation tests summary

Air temperature °C
1.1 Latest
6.6 Average
Water temperature °C
2.5 Latest
6.0 Average
Chloride ppm
76.0 Latest
38.9 Average
River flow l/sec
92.6 Latest
219.5 Average
Conductivity μS/cm
662 Latest
609 Average

Ice On

Ice Off

  • 2022-11-20
  • 2022-11-06
  • 2022-05-29
  • 2022-05-15
  • 2022-05-01
  • 2022-04-17
  • 2022-04-10
  • 2022-03-19
  • 2022-03-06
  • 2022-02-27
  • 2022-02-06
  • 2022-01-23
  • 2022-01-09
  • 2021-12-26
  • 2021-12-12
  • 2021-11-28
  • 2021-11-07