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MONSON WATER AND SEWER DEPT

Massachusetts — Community Water System — PWSID: MA1191000

System Information

PWSIDMA1191000
System NameMONSON WATER AND SEWER DEPT
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedFeb 26, 1979
Last ReportedDec 17, 2025

Location & Contact

StateMassachusetts
CityMONSON
ZIP Code01057
AddressPO BOX 388
OrganizationMONSON WATER & SEWER DEPT
Phone4132674130

Population & Service

Population Served4,212
Service Connections1,411

Drinking Water Violations (47)

This water system has 47 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Apr 1, 1996 Jun 30, 1996 Nitrite MR No No — 1 mg/L — Archived Jun 30, 1996 Nitrate Rule
Apr 1, 1996 Jun 30, 1996 Nitrate MR No No — 10 mg/L — Archived Jun 30, 1996 Nitrate Rule
Oct 1, 1995 Oct 31, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Archived Oct 31, 1995 Total Coliform Rule
Jan 1, 1995 Mar 31, 1995 2,4,5-TP MR No No — 0.05 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Pentachlorophenol MR No No — 0.001 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Total Polychlorinated Biphenyls (PCB) MR No No — 0.0005 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 1,2-DIBROMO-3-CHLOROPROPANE MR No No — 0.0002 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Chlordane MR No No — 0.002 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Endrin MR No No — 0.002 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Benzo(a)pyrene MR No No — 0.0002 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Di(2-ethylhexyl) phthalate MR No No — 0.006 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 ETHYLENE DIBROMIDE MR No No — 0.00005 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Toxaphene MR No No — 0.003 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Dalapon MR No No — 0.2 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Dinoseb MR No No — 0.007 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Simazine MR No No — 0.004 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Hexachlorocyclopentadiene MR No No — 0.05 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 HEXACHLOROBENZENE MR No No — 0.001 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 2,4-D MR No No — 0.07 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Methoxychlor MR No No — 0.04 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Heptachlor epoxide MR No No — 0.0002 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 2,3,7,8-TCDD MR No No — 0.00000003 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 BHC-GAMMA MR No No — 0.0002 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Endothall MR No No — 0.1 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Glyphosate MR No No — 0.7 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 OXAMYL MR No No — 0.2 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Picloram MR No No — 0.5 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Aldicarb sulfoxide MR No No — — — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Aldicarb MR No No — — — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Aldicarb sulfone MR No No — — — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Carbofuran MR No No — 0.04 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Atrazine MR No No — 0.003 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 LASSO MR No No — — — Archived Mar 31, 1995 Synthetic Organic Chemicals
Jan 1, 1995 Mar 31, 1995 Heptachlor MR No No — 0.0004 mg/L — Archived Mar 31, 1995 Synthetic Organic Chemicals
Apr 1, 1994 Jun 30, 1994 Chromium MR No No — 0.1 mg/L — Archived Jun 30, 1994 Inorganic Chemicals
Apr 1, 1994 Jun 30, 1994 Arsenic MR No No — 0.010 mg/L — Archived Jun 30, 1994 Arsenic Rule
Apr 1, 1994 Jun 30, 1994 CYANIDE MR No No — 0.2 mg/L — Archived Jun 30, 1994 Inorganic Chemicals
Apr 1, 1994 Jun 30, 1994 Fluoride MR No No — 4.0 mg/L — Archived Jun 30, 1994 Inorganic Chemicals
Apr 1, 1994 Jun 30, 1994 Mercury MR No No — 0.002 mg/L — Archived Jun 30, 1994 Inorganic Chemicals
Apr 1, 1994 Jun 30, 1994 Beryllium, Total MR No No — 0.004 mg/L — Archived Jun 30, 1994 Inorganic Chemicals
Apr 1, 1994 Jun 30, 1994 Nickel MR No No — — — Archived Jun 30, 1994 Inorganic Chemicals
Apr 1, 1994 Jun 30, 1994 Cadmium MR No No — 0.005 mg/L — Archived Jun 30, 1994 Inorganic Chemicals
Apr 1, 1994 Jun 30, 1994 Nitrate MR No No — 10 mg/L — Archived Jun 30, 1994 Nitrate Rule
Apr 1, 1994 Jun 30, 1994 Selenium MR No No — 0.05 mg/L — Archived Jun 30, 1994 Inorganic Chemicals
Apr 1, 1994 Jun 30, 1994 Antimony, Total MR No No — 0.006 mg/L — Archived Jun 30, 1994 Inorganic Chemicals
Apr 1, 1994 Jun 30, 1994 Thallium, Total MR No No — 0.002 mg/L — Archived Jun 30, 1994 Inorganic Chemicals
Jul 1, 1993 Jul 31, 1993 Coliform (TCR) MR No No — 5% of samples — Archived Jul 31, 1993 Total Coliform Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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