Compliance record
Formal violations the EPA has on file for this supplier. A health-based violation means a contaminant limit or a required treatment was breached; the rest are monitoring or reporting failures — still violations, but not a measured health risk.
| Violation | Type | Status | Period |
|---|---|---|---|
| MCL | Health-based | Archived | 1994-04-01 → 1994-04-30 |
| MCL | Health-based | Archived | 1994-04-01 → 1994-04-30 |
| MCL | Health-based | Archived | 1994-04-01 → 1994-04-30 |
| RPT | Monitoring | Unaddressed | 2025-07-02 |
| Other | Monitoring | Resolved | 2018-08-15 |
| MON | Monitoring | Resolved | 2018-05-01 → 2018-05-31 |
| MON | Monitoring | Resolved | 2018-05-01 → 2018-05-31 |
| MON | Monitoring | Resolved | 2018-05-01 → 2018-05-31 |
| MON | Monitoring | Resolved | 2018-05-01 → 2018-05-31 |
| MR | Monitoring | Resolved | 2017-07-01 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 359.8 µg/L 28% of the EPA limit 1300 µg/L
worst single sample: 483 µg/L | 40/40 | SYR4 | 2012–2019 |
| Lead | 10.6725 µg/L 71% of the EPA limit 15 µg/L
worst single sample: 31.6 µg/L | 24/40 | SYR4 | 2012–2019 |
| Lead | 0.0074 mg/L 49% of the EPA limit 0.0150 mg/L | 21/21 | LCR | 2025 |
| Bromodichloromethane | 1.839 µg/L No EPA limit set
worst single sample: 1.89 µg/L | 3/4 | SYR4 | 2014–2018 |
| Bromoform | 1.759 µg/L No EPA limit set
worst single sample: 1.86 µg/L | 3/4 | SYR4 | 2014–2018 |
| Chloroform | 1.193 µg/L No EPA limit set
worst single sample: 1.2 µg/L | 3/4 | SYR4 | 2014–2018 |
| Dibromoacetic Acid | 1.697 µg/L No EPA limit set
worst single sample: 1.71 µg/L | 3/4 | SYR4 | 2014–2018 |
| Dibromochloromethane | 3.176 µg/L No EPA limit set
worst single sample: 3.3 µg/L | 3/4 | SYR4 | 2014–2018 |
| TTHM | 7.902 µg/L 9.9% of the EPA limit 80 µg/L
worst single sample: 8.18 µg/L | 3/4 | SYR4 | 2014–2018 |
5 contaminants tested, none detected
Utility contact
Frequently asked questions about Deer Run Reorganized Common Sewer Dist
Is Deer Run Reorganized Common Sewer Dist tap water safe to drink?
EPA monitoring detected 9 contaminants in Deer Run Reorganized Common Sewer Dist's water. A detection isn't the same as a violation — most levels are within federal limits. See each level and source above, and the utility's annual Consumer Confidence Report for its official compliance status.
What contaminants were detected in Deer Run Reorganized Common Sewer Dist's water?
EPA monitoring detected Copper, Lead, Lead, Bromodichloromethane, Bromoform, and others. The full list with the level and data source for each is above.
How many people does Deer Run Reorganized Common Sewer Dist serve?
Deer Run Reorganized Common Sewer Dist reports serving 700 people in Missouri, per its EPA record.
Has Deer Run Reorganized Common Sewer Dist had any water quality violations?
The EPA has 48 violations on file for Deer Run Reorganized Common Sewer Dist, of which 3 are health-based (a contaminant limit or required treatment was breached) and 1 remain open. The rest are monitoring or reporting failures.
Where does this data come from?
Every figure is official EPA drinking-water monitoring — the Lead & Copper Rule, the UCMR-5 nationwide testing program, and the EPA Six-Year Review — not our own testing. Each number is labelled with its source and period.