Public water system · MA1203015
ActiveOld Inn on the Green
At a glance
Old Inn on the Green (PWSID MA1203015) is an active transient non-community water system in Berkshire County, Massachusetts. It reports serving 50 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in July 2016.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
50
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Old Inn on the Green compare with other water systems in Berkshire County?
By EPA's size categories, Old Inn on the Green is a very small system (500 people or fewer). Berkshire County has 183 active public water systems. Its population served is well below the county average of 730 people per system, and accounts for less than 0.1% of the 133,497 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 Old Inn on the Green is about 65% below 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 Old Inn on the Green?
EPA lists Old Inn on the Green 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. 140 of the 183 active systems in Berkshire County (77%) are also privately owned.
Does Old Inn on the Green have drinking water violations?
EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in July 2016. The violations listed here began between September 2011 and July 2016. By type: 2 contaminant level above the legal limit, 1 reporting and 1 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 4 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2016-07-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2013-05-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2013-02-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2011-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 4 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.
Old Inn on the Green: frequently asked questions
Who runs Old Inn on the Green?
Old Inn on the Green (PWSID MA1203015) is a transient non-community water system privately owned. It is regulated by the MA state drinking water program.
How many people does Old Inn on the Green serve?
Old Inn on the Green reports serving 50 people through 1 service connection in Berkshire County, Massachusetts.
Where does Old Inn on the Green 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 Old Inn on the Green have any drinking water violations?
EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in July 2016. 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 Old Inn on the Green'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 4 violations for this system; 2 are health-based, and the most recent began in July 2016. For current results, consult EPA ECHO, or the MA state drinking water program.
Where can I find Old Inn on the Green's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Old Inn on the Green 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 Berkshire County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Pittsfield Dpu Water Dept | Berkshire | 43,927 | Community | Surface water |
| North Adams Water Dept | Berkshire | 13,000 | Community | Surface water |
| Lenox Dpw Water Division | Berkshire | 9,800 | Community | Surface water |
| Adams Fire District | Berkshire | 7,945 | Community | Groundwater |
| Williamstown Water Dept | Berkshire | 7,326 | Community | Groundwater |
| Dalton Fire District | Berkshire | 6,330 | Community | Purchased surface water |
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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, “Old Inn on the Green, PWSID MA1203015, Massachusetts”, https://aquacensus.com/water-systems/massachusetts/old-inn-on-the-green-ma1203015 (data as of October 1, 2026).