Illinois Department of
Natural Resources
Metropolitan Water
Reclamation District of Greater Chicago
| Min (1977) | 25th percen- tile | Median | Most Recent Instantaneous Value Dec 12 | 75th percen- tile | Mean | Max (1984) |
|---|---|---|---|---|---|---|
| 0.76 | 7.3 | 16 | 16.4 | 31 | 32 | 277 |