U.S. Army Corps of
Engineers
Metropolitan Water
Reclamation District of Greater Chicago
| Min (2025) | Most Recent Instantaneous Value Feb 21 | 25th percen- tile | Median | Mean | 75th percen- tile | Max (2018) |
|---|---|---|---|---|---|---|
| 1340 | 1740 | 1830 | 3080 | 4730 | 5220 | 24900 |
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), [HACH] |
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