How Clean Is Rock River Lake?
Rock River Lake does not have enough monitoring data to grade. It does not have enough recent summer sampling for a letter grade, so it is shown unrated. Unrated means the measurements are missing, not that the water is poor. Everything the monitoring record does contain is below. Water clarity (Secchi depth): 21 ft. Trophic State Index: 33.
Cleanliness Snapshot
| Metric | Rock River Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | NR | B |
| Water Clarity (Secchi) | 21 ft | — |
| Trophic State Index | 33 | <50 = clean |
How does Rock River Lake compare?
Rock River Lake is not rated for water quality: it does not have enough recent summer sampling for a letter grade, so it is not compared with the Wisconsin state average.
Watch Rock River Lake water quality
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