CHELSEA WATER DEPT. (MWRA)

500 BROADWAY SUITE 310 CITY HALL, CHELSEA, MA, 02150 · 6174664200

Legal business name: CHELSEA WATER DEPT.(MWRA)

On the EPA record

Population served: 40787
Service connections: 5100
System type: Community water system
Primary water source: Surface water purchased
Owner type: Local government

Drinking-water violations on record (19)

EPA's SDWIS records each violation as codes, not sentences. Each one below is shown with EPA's own published description of that violation type and contaminant. Health-based violations — a contaminant limit or treatment requirement not met — are marked apart from monitoring and reporting failures.

2016-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Follow-up Or Routine LCR Tap M/R — Lead and Copper Rule

Recorded as corrected on 2016-06-29.

2010-01-01 — Treatment Technique Violation

category TT · health-based

Lead Service Line Replacement (LSLR) — Lead and Copper Rule

Recorded as corrected on 2011-04-12.

2007-01-01 — Treatment Technique Violation

category TT · health-based

Lead Service Line Replacement (LSLR) — Lead and Copper Rule

Recorded as corrected on 2008-06-04.

1999-01-01 — Treatment Technique Violation

category TT · health-based

Public Education — Lead and Copper Rule

Recorded as corrected on 2000-02-28.

1997-01-01 — Treatment Technique Violation

category TT · health-based

Public Education — Lead and Copper Rule

Recorded as corrected on 1998-03-18.

1996-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Monthly (TCR) — Coliform (TCR)

Recorded as corrected on 1996-07-31.

1995-11-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Monthly (TCR) — Coliform (TCR)

Recorded as corrected on 1995-11-30.

1995-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Monthly (TCR) — Coliform (TCR)

Recorded as corrected on 1995-10-31.

1995-09-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Monthly (TCR) — Coliform (TCR)

Recorded as corrected on 1995-09-30.

1995-08-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Monthly (TCR) — Coliform (TCR)

Recorded as corrected on 1995-08-31.

1995-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Monthly (TCR) — Coliform (TCR)

Recorded as corrected on 1995-07-31.

1995-06-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Monthly (TCR) — Coliform (TCR)

Recorded as corrected on 1995-06-30.

1995-05-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Monthly (TCR) — Coliform (TCR)

Recorded as corrected on 1995-05-31.

1994-01-01 — Treatment Technique Violation

category TT · health-based

Public Education — Lead and Copper Rule

Recorded as corrected on 1995-03-21.

1993-01-01 — Treatment Technique Violation

category TT · health-based

Public Education — Lead and Copper Rule

Recorded as corrected on 1995-03-21.

1992-01-01 — Treatment Technique Violation

category TT · health-based

Failure to Filter (SWTR) — Surface Water Treatment Rule

Recorded as corrected on 2000-05-05.

1992-01-01 — Treatment Technique Violation

category TT · health-based

Public Education — Lead and Copper Rule

Recorded as corrected on 1995-03-21.

1991-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Monthly (TCR) — Coliform (TCR)

Recorded as corrected on 1991-04-30.

—

monitoring & reporting

Safe Drinking Water Act violation (EPA violation type code ?)

Source: US Environmental Protection Agency (EPA) · EPA public water system ID (PWSID) MA3057000