Rossiter School District 01
PWSID: MT0001447
System Details
| Population Served | 550 |
| Service Connections | 1 |
| Water Source | Groundwater |
| System Type | Non-Transient Non-Community |
| Owner | Local Government |
| Status | Active |
| City | Helena |
| Zip Code | 59601 |
| Note | School or Daycare |
Areas Served
- Helena, Lewis and Clark County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|---|---|---|
| Lead (90th percentile) | 0.0540 mg/L | 0.015 mg/L | EXCEEDS Action Level |
| Lead (90th percentile) | 0.0540 mg/L | 0.015 mg/L | EXCEEDS Action Level |
| Lead (90th percentile) | 0.0080 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0040 mg/L | 0.015 mg/L | Below Action Level |
Violation History (5 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|---|---|---|---|
| 2018-07-01 | Major | Returned to Compliance | ||
| 2016-12-01 | Major | Returned to Compliance | ||
| 2016-10-01 | Returned to Compliance | |||
| 2014-01-01 | Returned to Compliance | |||
| 2011-01-01 | Returned to Compliance |