OAK RIDGE LAKE ESTATES
PWS ID: IA5225302 · CEDAR RAPIDS, Iowa 52405
Population Served
88
Total Violations
138
Health-Based Violations
32
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 22
- County
- Johnson
- School/Daycare
- No
- MCL Violations
- 22
- Monitoring Violations
- 74
- Treatment Tech Violations
- 10
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 41 | 2001 |
| Coliform (TCR) | MCL | 22 | 2006 |
| Nitrate | MR | 13 | 2021 |
| Consumer Confidence Rule | Other | 12 | 2024 |
| Public Notice | Other | 7 | 2023 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 6 | 2021 |
| Gross Alpha, Excl. Radon and U | MR | 5 | 1992 |
| Total Haloacetic Acids (HAA5) | MR | 5 | 2007 |
| Groundwater Rule | TT | 4 | 2020 |
| Groundwater Rule | Other | 4 | 2023 |
| Lead and Copper Rule | MR | 2 | 2021 |
| Fluoride | MR | 1 | 1980 |
| Barium | MR | 1 | 1980 |
| Cadmium | MR | 1 | 1980 |
| Combined Radium (-226 and -228) | MR | 1 | 1980 |
| Selenium | MR | 1 | 1980 |
| Mercury | MR | 1 | 1980 |
| Chromium | MR | 1 | 1980 |
| Arsenic | MR | 1 | 1980 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.