TISBURY, MA · Dukes County
TISBURY WATER WORKS Water System
Consumer Confidence Report status
TISBURY WATER WORKS 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 TISBURY WATER WORKS.
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 Massachusetts’s official records. Always confirm current status with Massachusetts before making decisions based on this information.
System facts
- System ID (PWSID)
- MA4296000
- System type
- Community Water System
- Population served
- 6,082
- Service connections
- 2,846
- Ownership
- local government
- Water source
- groundwater (wells)
TISBURY WATER WORKS is one of 93 community water systems in Massachusetts in the 3,301 to 10,000 people size category, serving 6,082 people from groundwater.
As of August 1, 2026, its federal record holds 2 entries in 1981, all of which EPA lists as closed. Nothing has been added since 1981.
None of the 2 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Miscellaneous Other Rules.
Violation history
Notification, Public
—No contaminant on record
July 1, 1981 – July 31, 1981
ArchivedNotification, Public
—No contaminant on record
June 1, 1981 – June 30, 1981
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 1981 – July 31, 1981 | Notification, Public | — | — | Archived |
| June 1, 1981 – June 30, 1981 | Notification, Public | — | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is TISBURY WATER WORKS required to publish a Consumer Confidence Report?
- Yes. TISBURY WATER WORKS 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 TISBURY WATER WORKS’s next Consumer Confidence Report due?
- TISBURY WATER WORKS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does TISBURY WATER WORKS have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for TISBURY WATER WORKS.
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
TISBURY WATER WORKS
5086933100
TISBURY, MA 02568