BALTIMORE, MD · Baltimore city County
CITY OF BALTIMORE Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Maryland’s official records. Always confirm current status with Maryland before making decisions based on this information.
System facts
- System ID (PWSID)
- MD0300002
- System type
- Community Water System
- Population served
- 1,600,000
- Service connections
- 424,600
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Treatment Technique Uncovered Reservoir
Health-basedInterim Enhanced Surface Water Treatment Rule
April 1, 2009 – June 30, 2010
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| April 1, 2009 – June 30, 2010 | Treatment Technique Uncovered Reservoir | Interim Enhanced Surface Water Treatment Rule | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- June 30, 2010Federal Final Administrative Order issued1 linked violation
- June 30, 2010Federal Compliance achieved1 linked violation
- July 20, 2009Federal issued Formal Notice of Violation1 linked violation
Contact
SAYAN, PAUL
410-396-3500
BALTIMORE, MD 21202