HEREFORD HIGH SCHOOL
PWS ID: MD1030017 · BALTIMORE, Maryland 21220
Population Served
1,300
Total Violations
20
Health-Based Violations
10
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 4
- County
- Baltimore
- School/Daycare
- Yes
- MCL Violations
- 9
- Monitoring Violations
- 9
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 9 | 1997 |
| Lead and Copper Rule | MR | 7 | 2010 |
| Coliform (TCR) | MR | 2 | 1993 |
| Lead and Copper Rule | TT | 1 | 1998 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.