How Clean Is Rock Creek Beach Lake?
Rock Creek Beach 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): 1.1 ft. Trophic State Index: 75.
Cleanliness Snapshot
| Metric | Rock Creek Beach Lake | Iowa avg |
|---|---|---|
| Overall Grade | NR | D |
| Water Clarity (Secchi) | 1.1 ft | — |
| Trophic State Index | 75 | <50 = clean |
How does Rock Creek Beach Lake compare?
Rock Creek Beach 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 Iowa state average. Multi-year monitoring data shows water quality is improving based on 5 years of records.
Watch Rock Creek Beach Lake water quality
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