U.S. Army Corps of
Engineers
Metropolitan Water
Reclamation District of Greater Chicago
| Min (2014) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Dec 30 | Max (2009) |
|---|---|---|---|---|---|---|
| 1720 | 2390 | 3480 | 4250 | 4460 | 5150 | 12800 |
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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