180 Ayres Island Rd, Bristol, NH 03222 · Grafton County · Publicly Owned Treatment Works
Town Of Bristol WWTF is a publicly owned wastewater treatment works in Bristol, Grafton County, New Hampshire treating an average of 0.2 million gallons per day, serving about 3,072 residents. It discharges under NPDES permit NHG580021 (effective), which expires in November 2026, with 0 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in October 1997.
One treatment structure or unit process identified at Town Of Bristol WWTF.
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See the full treatment train at Town Of Bristol WWTF: structures, unit processes and planned upgrades, with exact unit counts.
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Federal civil enforcement cases, compliance inspections and informal actions recorded for Town Of Bristol WWTF in EPA's ICIS system.
Latest case · Oct 1997
BRISTOL WWTF
Administrative order · CWA, Clean Water Act · Final Order With Penalty · Penalty $1,000
Source: EPA ECHO, civil enforcement case 01-1997-0117.
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Every action against Town Of Bristol WWTF with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Decision-makers at Town Of Bristol WWTF.
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Ashland · 7 mi away
0.35 MGD
Franklin · 13 mi away
5.19 MGD
Concord · 23 mi away
0.3 MGD
Sunapee · 25 mi away
0.3 MGD
Hopkington · 26 mi away
0.04 MGD
Waterville Valley · 26 mi away
0.2 MGD
Henniker · 29 mi away
0.13 MGD
Hanover · 30 mi away
1.11 MGD
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated November 26, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Tertiary treatment · Significant industrial user · all terms