PRINCE FREDERICK, MD · Calvert County
PRINCE FREDERICK Water System
Consumer Confidence Report status
PRINCE FREDERICK must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for PRINCE FREDERICK.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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)
- MD0040011
- System type
- Community Water System
- Population served
- 4,371
- Service connections
- 1,561
- Ownership
- local government
- Water source
- groundwater (wells)
PRINCE FREDERICK is one of 99 community water systems in Maryland in the 3,301 to 10,000 people size category, serving 4,371 people from groundwater.
As of August 1, 2026, its federal record holds 1 entry in 2010, all of which EPA lists as closed. Nothing has been added since 2010.
All 1 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Stage 2 Disinfectants and Disinfection Byproducts Rule.
Violation history
Monitoring, Routine (IDSE)
—Stage 2 Disinfectants and Disinfection Byproducts Rule
January 15, 2010 – March 16, 2010
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 15, 2010 – March 16, 2010 | Monitoring, Routine (IDSE) | Stage 2 Disinfectants and Disinfection Byproducts Rule | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- March 16, 2010Federal Compliance achieved1 linked violation
- February 5, 2010Federal Final Administrative Order issued1 linked violation
Common questions
Is PRINCE FREDERICK required to publish a Consumer Confidence Report?
- Yes. PRINCE FREDERICK is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is PRINCE FREDERICK’s next Consumer Confidence Report due?
- PRINCE FREDERICK’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does PRINCE FREDERICK have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for PRINCE FREDERICK.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
HAMILTON, DANIEL
410-474-0396
PRINCE FREDERICK, MD 20678