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Public water system record

Natick Water and Sewer Division

Serves an area of Middlesex County, MA · 37,006 people served

Federal records show no health-based violations and 1 monitoring/reporting issue for Natick Water and Sewer Division in the last ten years. At least one of these issues remains unresolved.

  • MA3198000
  • NATICK
  • MA
  • 37,006 served

System profile

Source water Groundwater
ZIP 01760
EPA system ID MA3198000

Verify this system on EPA ECHO →

Health-based violations, last 10 years
0
Resolved
0
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
1

Key facts

  • Natick Water and Sewer Division draws water from 14 wells (2 of them for emergency, seasonal or other part-time use).
  • Most recent formal enforcement: compliance order (no penalty) by Massachusetts, May 2011.
  • Record on file since 1982, with 3 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 212 unknown out of 10,992 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

None since October 2016.

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
E. coli
Monitoring and reporting
 Nov 1, 2011 Active

Full record since 1982

EPA's records for Natick Water and Sewer Division go back to 1982. Before October 19, 2016 they list 3 health-based violations (3 archived by EPA without a recorded fix) and 112 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 1
1990s 2 44
2000s 1 24
2010 to October 18, 2016 0 43

Most recent health-based violation before October 19, 2016: Total Coliform, began October 2000, Archived.

Show all 3 health-based violations before October 19, 2016
Contaminant Start date Status
Total Coliform
Contaminant limit exceeded
 Oct 1, 2000 Archived
Total Coliform
Contaminant limit exceeded
 Jul 1, 1999 Archived
Total Coliform
Contaminant limit exceeded
 Jan 1, 1991 Archived

Enforcement actions

Massachusetts regulators took 5 formal enforcement actions against Natick Water and Sewer Division between 1999 and 2011. The most recent was a compliance order (no penalty) in May 2011.

Date By Action Violations covered
May 3, 2011 Massachusetts Compliance order (no penalty) 21 violations: Trichloroethylene, 1,1,1-Trichloroethane, Vinyl chloride, o-Dichlorobenzene, cis-1,2-Dichloroethylene
Dec 14, 2006 Massachusetts Compliance order (no penalty) 1 violation: Total Trihalomethanes (TTHMs)
Oct 22, 2002 Massachusetts Compliance order (no penalty) 21 violations: 1,2,4-Trichlorobenzene, cis-1,2-Dichloroethylene, Xylenes, Total, o-Dichlorobenzene, Vinyl chloride
Nov 9, 2000 Massachusetts Compliance order (no penalty) 1 violation (1 health-based): Total Coliform
Dec 21, 1999 Massachusetts Compliance order (no penalty) 21 violations: cis-1,2-Dichloroethylene, Xylenes, Total, DICHLOROMETHANE, o-Dichlorobenzene, p-Dichlorobenzene

Where the water comes from

Natick Water and Sewer Division draws water from 14 wells (2 of them for emergency, seasonal or other part-time use). 2 other community water systems buy water from Natick Water and Sewer Division. 1 other public water system has an emergency connection to Natick Water and Sewer Division.

Community systems that buy water from it

Annual water quality report

Natick Water and Sewer Division must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Massachusetts.

Certified drinking water labs by state EPA guidance for private wells