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Public water system · NH2384010

Active

Sullivan County Complex

At a glance

Sullivan County Complex (PWSID NH2384010) is an active community water system in Sullivan County, New Hampshire. It reports serving 625 people through 6 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2012.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

625

Service connections

6

Primary source

GW

Groundwater

System type

CWS

Community water system

System record

PWSIDNH2384010
System typeCommunity water system
Activity statusActive
Population served625
Service connections6
Primary water sourceGroundwater
Owner typeLocal government
Primacy agencyNH state drinking water program
City servedUnity
StateNew Hampshire
ZIP—
CountySullivan County

How does Sullivan County Complex compare with other water systems in Sullivan County?

By EPA's size categories, Sullivan County Complex is a small system (501 to 3,300 people). Sullivan County has 65 active public water systems. Its population served is about 23% above the county average of 510 people per system, and accounts for 1.9% of the 33,165 people reported by systems filed under the county. Across New Hampshire, the 2,450 active systems average 508 people each. Nationally, the average active community water system reports serving 6,703 people, so Sullivan County Complex is well below that figure.

What does “community water system” mean?

A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. New Hampshire has 706 active community water systems, 29% of the state's 2,450 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,374 New Hampshire systems (97%) list groundwater as their primary source.

Who owns and regulates Sullivan County Complex?

EPA lists Sullivan County Complex as owned by a local government. The NH state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 19 of the 65 active systems in Sullivan County (29%) are also owned by a local government.

Does Sullivan County Complex have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2012. The violations listed here began between October 2005 and July 2012. By type: 7 monitoring and reporting and 5 public notice, recordkeeping or other. The contaminant or rule involved most often is Consumer Confidence Rule (4 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.

BeganViolationContaminant or ruleHealth-basedStatus
2012-07-01Monitoring and reportingLead Consumer Notice · code 66Lead and Copper Rulecode 5000NoResolved
2009-12-01Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2009-09-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2009-08-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2009-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved
2009-04-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Chlorinecode 0999NoResolved
2009-04-01Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52Lead and Copper Rulecode 5000NoResolved
2008-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved
2008-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2007-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved
2006-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved
2005-10-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Chlorinecode 0999NoResolved

The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Sullivan County Complex: frequently asked questions

Who runs Sullivan County Complex?

Sullivan County Complex (PWSID NH2384010) is a community water system owned by a local government. It is regulated by the NH state drinking water program.

How many people does Sullivan County Complex serve?

Sullivan County Complex reports serving 625 people through 6 service connections in Sullivan County, New Hampshire.

Where does Sullivan County Complex get its water?

EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.

Does Sullivan County Complex have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2012. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is Sullivan County Complex's water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2012. For current results, consult the system's annual water quality report, EPA ECHO, or the NH state drinking water program.

Where can I find Sullivan County Complex's water quality report?

As a community water system, Sullivan County Complex must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.

Other water systems in Sullivan County

Water systemCountyPopulation servedTypeSource
Claremont Water DeptSullivan9,000CommunitySurface water
Newport Water WorksSullivan5,000CommunitySurface water
Village Dist of EastmanSullivan3,400CommunityGroundwater
Charlestown Water WorksSullivan2,850CommunityGroundwater
Sunapee Water WorksSullivan1,680CommunitySurface water
Springfield Rest AreaSullivan999Transient non-communityGroundwater

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About this data

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.

Cite as: AquaCensus, “Sullivan County Complex, PWSID NH2384010, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/sullivan-county-complex-nh2384010 (data as of October 1, 2026).