Public water system · MA4250003
ActiveOld Colony Reg.Voc.Tech. High Sch.
At a glance
Old Colony Reg.Voc.Tech. High Sch. (PWSID MA4250003) is an active non-transient non-community water system in Plymouth County, Massachusetts. It reports serving 400 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 10 violations for this system; 7 are health-based, and the most recent began in January 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
400
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Old Colony Reg.Voc.Tech. High Sch. compare with other water systems in Plymouth County?
By EPA's size categories, Old Colony Reg.Voc.Tech. High Sch. is a very small system (500 people or fewer). Plymouth County has 129 active public water systems. Its population served is well below the county average of 4,447 people per system, and accounts for less than 0.1% of the 573,676 people reported by systems filed under the county. Across Massachusetts, the 1,636 active systems average 6,275 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Old Colony Reg.Voc.Tech. High Sch. is roughly in line with that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Massachusetts has 246 active non-transient non-community water systems, 15% 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 Colony Reg.Voc.Tech. High Sch.?
EPA lists Old Colony Reg.Voc.Tech. High Sch. as owned by a local government. 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. 37 of the 129 active systems in Plymouth County (29%) are also owned by a local government.
Does Old Colony Reg.Voc.Tech. High Sch. have drinking water violations?
EPA's records list 10 violations for this system; 7 are health-based, and the most recent began in January 2010. The violations listed here began between October 1994 and January 2010. By type: 7 contaminant level above the legal limit and 3 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (8 of them). EPA lists 5 as resolved and 5 as archived. 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. 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 |
|---|---|---|---|---|
| 2010-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-12-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2008-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2003-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2001-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 2001-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1999-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1997-07-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1994-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
All 10 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 Colony Reg.Voc.Tech. High Sch.: frequently asked questions
Who runs Old Colony Reg.Voc.Tech. High Sch.?
Old Colony Reg.Voc.Tech. High Sch. (PWSID MA4250003) is a non-transient non-community water system owned by a local government. It is regulated by the MA state drinking water program.
How many people does Old Colony Reg.Voc.Tech. High Sch. serve?
Old Colony Reg.Voc.Tech. High Sch. reports serving 400 people through 1 service connection in Plymouth County, Massachusetts.
Where does Old Colony Reg.Voc.Tech. High Sch. 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 Colony Reg.Voc.Tech. High Sch. have any drinking water violations?
EPA's records list 10 violations for this system; 7 are health-based, and the most recent began in January 2010. 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 Colony Reg.Voc.Tech. High Sch.'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 10 violations for this system; 7 are health-based, and the most recent began in January 2010. For current results, consult EPA ECHO, or the MA state drinking water program.
Where can I find Old Colony Reg.Voc.Tech. High Sch.'s water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Old Colony Reg.Voc.Tech. High Sch. is a non-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 Plymouth County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Brockton Water Department | Plymouth | 105,788 | Community | Surface water |
| Plymouth Water Department | Plymouth | 47,100 | Community | Groundwater |
| Weir River Water System | Plymouth | 45,339 | Community | Surface water |
| Marshfield Water Department | Plymouth | 34,000 | Community | Groundwater |
| Abington/Rockland Joint Wtr. Works | Plymouth | 33,387 | Community | Surface water |
| Mattapoisett River Valley W.D. | Plymouth | 29,600 | Community | Purchased 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, “Old Colony Reg.Voc.Tech. High Sch., PWSID MA4250003, Massachusetts”, https://aquacensus.com/water-systems/massachusetts/old-colony-reg-voc-tech-high-sch-ma4250003 (data as of October 1, 2026).