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Prairie DuPont Tributary
Millstadt, Illinois, United States
![](https://cdn.waterrangers.ca/assets/default-150x150-cd282e9606eb9f82711bac32876e2d0e601ded2e263f562808e560a6eda4e0ea.jpg)
Location created by
Greg Kimutis
- Group: Winter Chloride Watchers
- Site ID: R07017201
- Lat: 38.4850179
- Lng: -90.1015806
- Waterbody Type: Creek
- Timezone: America/Chicago
Latest photos
View all photosObservation tests summary
Air temperature
°C
17.0
Latest
9.8
Average
Water temperature
°C
22.0
Latest
10.8
Average
Chloride
ppm
32.0
Latest
36.3
Average
Conductivity
μS/cm
560
Latest
567
Average
pH (0-14)
7.8
Latest
8.0
Average
Ice On
- 2024-01-16
Ice Off
- 2024-05-01
- 2024-04-15
- 2024-03-30
- 2024-03-15
- 2024-03-11
- 2024-03-07
- 2024-02-29
- 2024-02-21
- 2024-02-15
- 2024-02-01
- 2024-01-13
- 2024-01-10
- 2024-01-01
- 2023-12-15
- 2023-12-02
- 2023-11-30