MAPLE GROVE MHC
PWS ID: IA0800601 · MADRID, Iowa 50156
Population Served
160
Total Violations
164
Health-Based Violations
25
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 64
- County
- Story
- School/Daycare
- No
- MCL Violations
- 11
- Monitoring Violations
- 77
- Treatment Tech Violations
- 14
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Gross Alpha, Excl. Radon and U | MR | 15 | 1999 |
| Revised Total Coliform Rule | MON | 12 | 2016 |
| Surface Water Treatment Rule | TT | 12 | 2016 |
| Coliform (TCR) | MCL | 11 | 1999 |
| Public Notice | Other | 10 | 2017 |
| Nitrate | MR | 10 | 1997 |
| Barium | MR | 8 | 1999 |
| Consumer Confidence Rule | Other | 5 | 2016 |
| 1,2,4-Trichlorobenzene | MR | 4 | 1996 |
| TTHM | MR | 4 | 2016 |
| LASSO | MR | 4 | 1996 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2016 |
| Nitrite | MR | 4 | 1996 |
| Antimony, Total | MR | 4 | 1993 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 2 | 2017 |
| Mercury | MR | 1 | 1980 |
| Coliform (TCR) | MR | 1 | 1998 |
| Fluoride | MR | 1 | 1980 |
| Arsenic | MR | 1 | 1980 |
| Cadmium | MR | 1 | 1980 |
| Combined Radium (-226 and -228) | MR | 1 | 1980 |
| Chromium | MR | 1 | 1980 |
| Selenium | MR | 1 | 1980 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.