Transient Non-Community · PWSID NH1527110

Amc Three Mile Island

Serves 120 peopleGroundwaterOwner: PrivateCambridge, Massachusetts
Nothing open right now.

On record since 2006: 1 violation. 1 notice or report. Most recent began 2006-09-06.

For this year's test results, ask the utility for its annual Consumer Confidence Report. Every community system must publish one.

0Over the limit
0Treatment lapse
0Missed or late test
1Notice or report

More violations on record than 34% of active water systems in Massachusetts. Small systems with no staff chemist often rack up missed-test violations; big utilities rarely do.

The record, year by year

20052006 · Notice or report: 12010201520202025
One square = one violation, by the year it began. Empty columns are years with nothing on EPA's record.
100% notice or report · 1

Across Massachusetts, 79% of violations are missed or late tests and 4% are water over a limit.

Every violation on record

  1. 2006-09-06Public NoticePN Violation for NPDWR ViolationBack in compliance

System details

Population served120
Service connections5
Water sourceGroundwater
System typeTransient Non-Community
OwnerPrivate
StatusActive
CityCambridge
EPA ZIP on file02139

Areas served

  • Meredith, Belknap County

Reading this record

Amc Three Mile Island is a transient non-community that draws from groundwater and serves about 120 people in Cambridge, Massachusetts. Everything above comes from the EPA's Safe Drinking Water Information System (SDWIS), where states report every violation by every public water system.

Four kinds of violation. Only one is a measurement of the water: over the limit means a test came back above a legal maximum (an MCL). A treatment lapse means a required protective step was not done, such as disinfection, filtration, fixing a defect an inspector found, or filing a lead-pipe inventory. A missed or late test means a required test was skipped or never reported. That is the most common kind, and the most misread: it does not mean the water was bad, and it does not mean the water was fine. Notices and reports covers public notices and the annual Consumer Confidence Report.

Status. “Back in compliance” means the state recorded a return to compliance. “Period ended” means the violation's compliance period is over but no return to compliance was ever filed, which is common in older records. EPA's federal copy lags state records by months, so call the utility for anything current.