PlainEnviro

Grafton, NH

Moderate Risk (48/100)

A PlainEnviro-computed score from reported facility/violation counts, not an official EPA rating, health forecast, or population-adjusted rate. See methodology.

Environmental data for Grafton in New Hampshire · Population: 91,759

Grafton, NH is tracked across three EPA datasets covering 16 Toxics Release Inventory (TRI) facilities, 60 Safe Drinking Water Act systems, and 0 Superfund National Priorities List sites. Together these generate an environmental burden score of 48/100 (Moderate Risk), calibrated against national distributions for facility density, chemical release volume, Superfund concentration, and water-system health violations.

Industrial disclosures inside the county total 241.5K lbs of reported toxic releases under EPCRA Section 313, while 29 water systems carry an active health-based violation in the SDWIS record. EPA Air Quality System monitors logged a median AQI of 35 and a peak AQI of 80 in 2024, with 91% of observed days rated "Good" (0–50).

All figures below draw directly from federal EPA records, TRI self-reported emissions, SDWIS compliance history, NPL Hazard Ranking System scores, and AQS daily AQI summaries, and are not adjusted, weighted, or forecast. A past violation or elevated score does not itself indicate current unsafe conditions; it documents the regulatory and disclosure history publicly filed with the U.S. Environmental Protection Agency through the most recent reporting cycle.

Population
91,759
TRI Facilities
16
Water Systems
60
Superfund Sites
0
Total Releases
241.5K lbs

Air Quality History (2020–2024)

EPA Air Quality Index (AQI) data showing how many days per year fall into each air quality category.

Year Good Moderate Unhealthy (SG) Max AQI
2024 334 (91%) 32 0 80
2023 311 (85%) 54 0 100
2022 330 (90%) 35 0 84
2021 313 (86%) 51 1 106
2020 344 (94%) 22 0 70
2024 Good Air Quality: 91% of days
Median AQI: 35

Source: EPA Air Quality System (AQS) Annual AQI by County EPA Air Quality System (AQS) Annual AQI by County AQI categories: Good (0-50), Moderate (51-100), Unhealthy for Sensitive Groups (101-150), Unhealthy (151-200), Very Unhealthy (201-300), Hazardous (301+)

For real-time air quality readings and pollutant breakdowns in New Hampshire, see the EPA's AirNow.gov.

Water Systems (60)

System Population Violations
LEBANON WATER DEPT 10,050 3
HANOVER WATER DEPT 8,500 0
PLYMOUTH VLG WATER AND SEWER 6,700 0
LITTLETON WATER AND LIGHT 6,500 0
BRISTOL WATER WORKS 3,575 0
LINCOLN WATER WORKS 3,300 12
WATERVILLE VALLEY WATER DIST 3,150 0
WOODSTOCK WATER DEPT 2,950 0
WOODSVILLE WATER AND LIGHT 2,075 0
BETHLEHEM VILLAGE DIST 1,750 45
ASHLAND WATER DEPT 1,525 0
ENFIELD WATER DEPT 1,345 5
WATERVILLE ESTATE VLG DIST/W 1,250 3
LISBON WATER DEPT 1,010 0
MOUNTAIN LAKES WATER DISTRICT 787 2
NO HAVERHILL WATER AND LIGHT 750 0
CANAAN WATER DEPT 684 4
CAMPTON VILLAGE PCT 600 0
PRECINCT OF HAVERHILL CORNER 540 0
FRANCONIA VILLAGE WATER 535 2
MITTERSILL WATER DEPT 475 2
LEDGES AT NEWFOUND LAKE 307 1
CARDIGAN MOUNTAIN SCH 300 0
MONROE WATER DEPT 300 0
ROPEWALK SERVICES 290 0
LYME WATER 283 0
TALL TIMBERS MHP 275 2
OWLS NEST GOLF CLUB AND CONDOS 272 0
VILLAGE AT RIVERBEND 258 0
TWO RIVERS MHCC 234 0
GLENCLIFF HOME FOR THE ELDERLY 230 0
TENNEY BROOK II 228 0
MOUNTAIN RIVER CONDOS EAST 200 0
SOUTH MAIN STREET WATER DIST 200 1
TOWN LINE VILLAGE 193 6
WHIP O WILL 165 1
LAKESIDE COOPERATIVE 136 2
ORFORD VILLAGE DIST 128 1
MASCOMA MEADOWS 125 0
VILLAGE GREEN MHP 105 0
BATH VILLAGE WATER WORKS 100 1
HIGHLAND COLONY 88 2
HILLSIDE INN CONDOS 65 1
BEEBE RIVER 63 4
STONE GATE ACRES 63 0
CHESLEYS MHP 60 2
MOUNTAIN RIVER CONDOS 60 0
MEADOWVIEW APTS 58 0
NORTHPOINTE WATER 53 26
COACHMAN CONDOS 50 0
OLYMPIC MOBILE HOME VILL/UPPER 48 1
RED SLEIGH CONDOS 33 1
MT PROSPECT ACADEMY/CAMPTON 32 4
OLYMPIC MOBILE HOME VILL/LOWER 32 0
GLENCLIFF IMPROVEMENT 30 14
BIRCH BEND 28 0
FRENCH POND ESTATES 27 2
VALLEY VIEW CONDOS 25 1
CURRIERS MHP 24 0
POND VIEW APARTMENTS 23 5

TRI Facilities (16)

# Facility Total Releases
1 Burndy LLC 93.9K lbs
2 Freudenberg-Nok Sealing Technologies 56.6K lbs
3 Fujifilm Dimatix Inc. 42.5K lbs
4 Timken Aerospace( Mpb Corp Dba) Lebanon 30.3K lbs
5 Hypertherm Inc 10.0K lbs
6 Hypertherm Inc 3.3K lbs
7 Novo Nordisk US Bio Production Inc 2.6K lbs
8 Hypertherm Inc 1.5K lbs
9 New England Wire Technologies 543 lbs
10 Burndy LLC 70 lbs
11 Renewable Fuels By Peterson LLC 67 lbs
12 Luminescent Systems Inc 20 lbs
13 Lebanon Crushed Stone Pike Industries Inc 4 lbs
14 Hypertherm Inc 0 lbs
15 Stiles Fuel Co 0 lbs
16 Oldcastle Apg Northeast Inc. 0 lbs

Cities in Grafton (8)

Bristol
Pop: -
1 facilities · 2 water
Lincoln
Pop: -
1 facilities · 1 water
Littleton
Pop: -
2 facilities · 1 water
Lisbon
Pop: -
1 facilities · 1 water
Hanover
Pop: -
1 facilities · 1 water
Lebanon
Pop: -
6 facilities · 5 water
North Haverhill
Pop: -
1 facilities · 2 water
West Lebanon
Pop: -
3 facilities · 0 water

Frequently Asked Questions

What is the environmental risk level in Grafton, New Hampshire? ▼
Grafton, NH has an environmental risk score of 48/100 (Moderate Risk), based on 16 TRI facilities, 0 Superfund sites, and 60 water systems on record. 29 water systems have health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Grafton? ▼
No Superfund National Priorities List (NPL) sites are currently registered in Grafton, NH in the EPA database.
How many toxic release facilities are in Grafton? ▼
Grafton, NH has 16 TRI-reporting facilities on record with the EPA Toxic Release Inventory, with a combined total of 241.5K lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Grafton? ▼
In 2024, Grafton, NH recorded a median AQI of 35 and a peak AQI of 80. 91% of monitored days had "Good" air quality (AQI 0–50). Source: EPA Air Quality System (AQS) Annual AQI by County.
Is the drinking water safe in Grafton? ▼
Grafton, NH has 60 EPA-regulated water systems. 29 systems have reported health-based violations (MCL exceedances). A past violation does not necessarily mean water is currently unsafe. For current water quality, contact your local water utility. Source: EPA SDWIS.
What environmental agencies cover Grafton? ▼
Environmental compliance in Grafton, New Hampshire is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the New Hampshire state environmental agency. Facilities report to the EPA Toxic Release Inventory, water systems are regulated under the Safe Drinking Water Act, and contaminated sites are managed under the Superfund program. Contact your state environmental agency for local concerns.

What does this county environmental profile show?

This county environmental profile rolls up EPA Toxics Release Inventory facility reports, Safe Drinking Water Information System public-water-system filings, and Superfund National Priorities List sites for the county boundary defined by the U.S. Census Bureau. Facility counts reflect facilities with a reporting address inside the county, not where downstream environmental effects may be observed. Population figures are from the most recent Census ACS 5-year estimate. The county detail page is updated whenever the upstream EPA programs publish revised data; see the methodology page for the documented ingest cadence and the editorial choices governing how aggregations are computed.

Related Guides

Understanding EPA Data
How EPA collects and publishes environmental data
Environmental Justice
Who lives near polluters and environmental hazards
How to Check Environmental Quality
Step-by-step guide to checking your local environment

Read our methodology - how this data is sourced, computed, and verified.

Related

Browse all → | Rankings →
Data sourced from U.S. EPA environmental datasets. See our methodology for details. Retrieved and formatted by PlainEnviro Editorial