Public water system · MA4318109
ActiveWellfleet Market Place
At a glance
Wellfleet Market Place (PWSID MA4318109) is an active transient non-community water system in Barnstable County, Massachusetts. It reports serving 75 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2014.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
75
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Wellfleet Market Place compare with other water systems in Barnstable County?
By EPA's size categories, Wellfleet Market Place is a very small system (500 people or fewer). Barnstable County has 125 active public water systems. Its population served is well below the county average of 5,016 people per system, and accounts for less than 0.1% of the 627,054 people reported by systems filed under the county. Across Massachusetts, the 1,636 active systems average 6,275 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Wellfleet Market Place is about half of that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Massachusetts has 859 active transient non-community water systems, 53% of the state's 1,636 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,354 Massachusetts systems (83%) list groundwater as their primary source.
Who owns and regulates Wellfleet Market Place?
EPA lists Wellfleet Market Place as privately owned. The MA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 80 of the 125 active systems in Barnstable County (64%) are also privately owned.
Does Wellfleet Market Place have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2014. The violations listed here began between January 2002 and April 2014. By type: 3 monitoring and reporting. The contaminant or rule involved most often is Nitrate (2 of them). EPA lists 3 as archived. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2014-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
| 2002-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2002-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
All 3 violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Wellfleet Market Place: frequently asked questions
Who runs Wellfleet Market Place?
Wellfleet Market Place (PWSID MA4318109) is a transient non-community water system privately owned. It is regulated by the MA state drinking water program.
How many people does Wellfleet Market Place serve?
Wellfleet Market Place reports serving 75 people through 1 service connection in Barnstable County, Massachusetts.
Where does Wellfleet Market Place get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Wellfleet Market Place have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2014. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Wellfleet Market Place's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2014. For current results, consult EPA ECHO, or the MA state drinking water program.
Where can I find Wellfleet Market Place's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Wellfleet Market Place is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Barnstable County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Falmouth Water Dept | Barnstable | 97,551 | Community | Surface water |
| Dennis Water District | Barnstable | 65,000 | Community | Groundwater |
| Upper Cape Regional Water Cooperative | Barnstable | 56,250 | Community | Groundwater |
| Centerville Osterville Marstons Mills Wd | Barnstable | 50,000 | Community | Groundwater |
| Harwich Water Department | Barnstable | 39,144 | Community | Groundwater |
| Yarmouth Water Department | Barnstable | 38,900 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Wellfleet Market Place, PWSID MA4318109, Massachusetts”, https://aquacensus.com/water-systems/massachusetts/wellfleet-market-place-ma4318109 (data as of October 1, 2026).