Water Quality: Gilford, NH

22 water systems • 3,801 people served

Multiple Health Violations
227
Total Violations
30
Health-Based Violations
22
Water Systems
3,801
Population Served

Water Quality Summary

Gilford is served by 22 public water systems with a combined service population of 3,801 people, and has 227 EPA Safe Drinking Water Act violations on record. Critically, 30 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Gilford's violation count is 447% above the national average for New Hampshire. Contaminants associated with violations include Barium, Chlorine Dioxide, Disinfection Byproducts, E. coli, Haloacetic Acids.

Contaminants Found

Barium

Increases blood pressure and causes cardiovascular effects with long-term exposure.

Common source: Natural rock deposits, oil drilling operations, coal power plant waste

EPA limit: 2 mg/L

Chlorine Dioxide

Can cause anemia in infants and young children; may cause nervous system effects at high levels.

Common source: Water treatment disinfectant used to control taste, odor, and microorganisms

EPA limit: 0.8 mg/L

Disinfection Byproducts

Broad category of chemicals formed during disinfection, associated with increased cancer risk and adverse reproductive effects.

Common source: Reaction of disinfectants (chlorine, ozone, chloramines) with organic matter

E. coli

Causes gastrointestinal illness; certain strains (e.g., O157:H7) can cause severe kidney failure and death.

Common source: Fecal contamination from humans or animals entering the water supply

EPA limit: Zero (no E. coli permitted in drinking water)

Haloacetic Acids

Linked to increased cancer risk and potential reproductive and developmental effects with long-term exposure.

Common source: Reaction of chlorine disinfectants with organic matter in treated water

EPA limit: 0.060 mg/L (60 ppb)

Water Systems Serving Gilford

System Name PWSID Source Population Violations
GUNSTOCK ACRES VILLAGE DIST NH0881020 Groundwater 1,440 23
LEDGES AT NEWFOUND LAKE NH0032010 Groundwater 307 7
LRMHV NH0883040 Groundwater 233 3
RODGERS DEV NH2353010 Groundwater 220 1
FREEDOM VILLAGE CONDOS NH0862030 Groundwater 165 29
LAKE SHORE PARK NH0882150 Groundwater 150 8
MOUNTAIN VIEW HOUSING NH0883030 Groundwater 148 2
OLD LAKE SHORE NH0883010 Groundwater 128 8
EDGE OF WOODS NH0883060 Groundwater 123 4
GILFORD FOREST ESTATES NH0882020 Groundwater 113 1
COUNTRY VILLAGE WAY NH0882170 Groundwater 100 0
STONEWALL VILLAGE NH0882420 Groundwater 93 2
CHERRY VALLEY CONDOS NH0882080 Groundwater 90 3
GILFORD MEADOWS NH0882210 Groundwater 75 3
CROSSWINDS NH1612260 Groundwater 73 62
BELKNAP HEIGHTS WATER NH0882100 Groundwater 60 0
PRESIDENTIAL PINES/UPPER NH1403020 Groundwater 60 42
LIBERTY HIGHLANDS WATER NH0882040 Groundwater 50 2
LANDS END NH1612200 Groundwater 50 18
EASTBLUFF VILLAGE CONDOS NH1522030 Groundwater 48 5
HAMPSHIRE VILLAGE NH0882410 Groundwater 40 2
CHALET VILLAGE NH0882010 Groundwater 35 2

Concerned About Your Water?

A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.

Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.

Other Cities in New Hampshire

Nashua 143 violations • 130,094 served Manchester 112 violations • 125,976 served Concord 137 violations • 47,171 served Portsmouth 68 violations • 44,419 served Monroe 52 violations • 36,428 served Keene 19 violations • 30,434 served Dover 17 violations • 29,346 served Merrimack 137 violations • 25,697 served

View all cities in New Hampshire →

Data Sources

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.

Verify at epa.gov • Search ECHO for NH