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MOUNTAIN LAKES WATER DISTRICT

New Hampshire — Community Water System — PWSID: NH1101050

System Information

PWSIDNH1101050
System NameMOUNTAIN LAKES WATER DISTRICT
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedSep 15, 1989
Last ReportedDec 15, 2025

Location & Contact

StateNew Hampshire
CityWOODSVILLE
ZIP Code03785
Address75 WHITE MOUNTAIN RD
OrganizationMOUNTAIN LAKES DIST
Phone—

Population & Service

Population Served787
Service Connections358

Drinking Water Violations (253)

This water system has 253 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
Jul 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jul 20, 2022 Consumer Confidence Rule
Jul 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jul 20, 2022 Consumer Confidence Rule
Jul 1, 2016 Oct 1, 2016 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 1, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 Oct 1, 2016 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 1, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 Oct 1, 2016 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 1, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 Oct 1, 2016 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 1, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 Oct 1, 2016 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 1, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 Oct 1, 2016 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 1, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 Oct 1, 2016 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 1, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 Oct 1, 2016 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 1, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 20, 2015 — Lead and Copper Rule TT Yes No — TT — Resolved Oct 12, 2015 Lead and Copper Rule
Aug 20, 2015 — Lead and Copper Rule TT Yes No — TT — Resolved Oct 12, 2015 Lead and Copper Rule
Aug 20, 2015 — Lead and Copper Rule TT Yes No — TT — Resolved Oct 12, 2015 Lead and Copper Rule
Aug 20, 2015 — Lead and Copper Rule TT Yes No — TT — Resolved Oct 12, 2015 Lead and Copper Rule
Jul 1, 2015 — Consumer Confidence Rule Other No No — — — Resolved Jul 23, 2015 Consumer Confidence Rule
Sep 1, 2007 — Lead and Copper Rule TT Yes No — TT — Resolved Dec 24, 2007 Lead and Copper Rule
Sep 1, 2007 — Lead and Copper Rule TT Yes No — TT — Resolved Dec 24, 2007 Lead and Copper Rule
Jul 1, 2007 Oct 1, 2007 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 1, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 Oct 1, 2007 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 1, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 Oct 1, 2007 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 1, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 Oct 1, 2007 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 1, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2004 Nov 30, 2004 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Nov 30, 2004 Total Coliform Rule
Nov 1, 2004 Nov 30, 2004 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Nov 30, 2004 Total Coliform Rule
Nov 1, 2004 Nov 30, 2004 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Nov 30, 2004 Total Coliform Rule
Nov 1, 2004 Nov 30, 2004 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Nov 30, 2004 Total Coliform Rule
Jul 1, 2002 Aug 29, 2002 Consumer Confidence Rule Other No Yes — — — Resolved Aug 29, 2002 Consumer Confidence Rule
Jul 1, 2002 Aug 29, 2002 Consumer Confidence Rule Other No Yes — — — Resolved Aug 29, 2002 Consumer Confidence Rule
Jul 1, 2002 Aug 29, 2002 Consumer Confidence Rule Other No Yes — — — Resolved Aug 29, 2002 Consumer Confidence Rule
Jul 1, 2002 Aug 29, 2002 Consumer Confidence Rule Other No Yes — — — Resolved Aug 29, 2002 Consumer Confidence Rule
Jan 1, 1996 Dec 31, 1996 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 1996 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1996 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Dinoseb MR No Yes — 0.007 mg/L — Resolved Dec 31, 1996 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Dinoseb MR No Yes — 0.007 mg/L — Resolved Dec 31, 1996 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1996 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Dinoseb MR No Yes — 0.007 mg/L — Resolved Dec 31, 1996 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1996 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 1996 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 1996 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1996 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1996 Volatile Organic Chemicals
Jan 1, 1996 Dec 31, 1996 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1996 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1996 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1996 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1996 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1996 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1996 Glyphosate MR No Yes — 0.7 mg/L — Resolved Dec 31, 1996 Synthetic Organic Chemicals

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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