LISBON ELEMENTARY SCHOOL
PWS ID: MD1130006 · ELLICOTT CITY, Maryland 21042
Population Served
492
Total Violations
26
Health-Based Violations
18
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 1
- County
- Howard
- School/Daycare
- Yes
- MCL Violations
- 16
- Monitoring Violations
- 6
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 16 | 2011 |
| Coliform (TCR) | MR | 4 | 2007 |
| Lead and Copper Rule | TT | 2 | 1994 |
| Lead and Copper Rule | MR | 1 | 2021 |
| Revised Total Coliform Rule | MON | 1 | 2021 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.