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 | Resolved | 1987-10-01 → 1991-09-30 |
| MCL | Health-based | Resolved | 1987-10-01 → 1991-09-30 |
| MCL | Health-based | Resolved | 1987-10-01 → 1991-09-30 |
| MCL | Health-based | Resolved | 1987-10-01 → 1991-09-30 |
| MCL | Health-based | Resolved | 1987-10-01 → 1991-09-30 |
| MCL | Health-based | Resolved | 1987-10-01 → 1991-09-30 |
| MR | Monitoring | Resolved | 2022-01-01 |
| MR | Monitoring | Resolved | 2022-01-01 |
| MR | Monitoring | Resolved | 2022-01-01 |
| MR | Monitoring | Resolved | 2013-09-01 → 2013-09-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Fluoride | 1100 µg/L 28% of the EPA limit 4000 µg/L
worst single sample: 1400 µg/L | 32/32 | SYR4 | 2012–2019 |
| Copper | 1493 µg/L 115% of the EPA limit, at the 95th percentile of samples — 1300 µg/L
worst single sample: 1720 µg/L | 30/30 | SYR4 | 2012–2018 |
| Lead | 3.62 µg/L 24% of the EPA limit 15 µg/L
worst single sample: 5.7 µg/L | 17/30 | SYR4 | 2012–2018 |
| Nitrate-Nitrite | 1000 µg/L 10% of the EPA limit 10000 µg/L | 14/16 | SYR4 | 2012–2019 |
| Chloroform | 1.82 µg/L No EPA limit set
worst single sample: 1.9 µg/L | 9/9 | SYR4 | 2013–2019 |
| Bromodichloromethane | 0.8700 µg/L No EPA limit set
worst single sample: 0.9000 µg/L | 4/9 | SYR4 | 2013–2019 |
| Arsenic | 7.281 µg/L 73% of the EPA limit 10 µg/L
worst single sample: 7.63 µg/L | 3/3 | SYR4 | 2013–2019 |
| Lead | 0.0150 mg/L 100% of the EPA limit 0.0150 mg/L | 3/3 | LCR | 2024 |
| Barium | 99 µg/L 5% of the EPA limit 2000 µg/L | 1/1 | SYR4 | 2013 |
| Dichloroacetic Acid | 2.2 µg/L No EPA limit set | 1/8 | SYR4 | 2013–2019 |
37 contaminants tested, none detected
Utility contact
Frequently asked questions about Howard Lake
Is Howard Lake tap water safe to drink?
EPA monitoring detected 10 contaminants in Howard Lake'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 Howard Lake's water?
EPA monitoring detected Fluoride, Copper, Lead, Nitrate-Nitrite, Chloroform, and others. The full list with the level and data source for each is above.
How many people does Howard Lake serve?
Howard Lake reports serving 2,180 people in Minnesota, per its EPA record.
Has Howard Lake had any water quality violations?
The EPA has 30 violations on file for Howard Lake, of which 6 are health-based (a contaminant limit or required treatment was breached) and 0 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.