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GUILDHALL WATER SYSTEM

PWS ID: VT0005111 · GUILDHALL, Vermont 05905

GUILDHALL WATER SYSTEM serves 136 people in GUILDHALL, Vermont using Groundwater water sources. It has 505 recorded EPA violations, including 26 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: GUILDHALL WATER SYSTEM

GUILDHALL WATER SYSTEM is a local-owned community water system that delivers drinking water to 136 residents in GUILDHALL, Vermont (Essex County) through 53 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 505 total violations for this system , of which 26 (5%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 446 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 75 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Vermont, EPA tracks 1,357 public water systems serving 646,999 people, with 153,729 cumulative violations and 16,917 health-based violations on record. About 93% of systems in the state carry at least one violation, and state-wide the average per system is 113.3 violations. GUILDHALL WATER SYSTEM's 505 violations sit above the Vermont average. Statewide, 3 of 37 UCMR5-tested systems have reported PFAS detections (8.1%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
136
Total Violations
505
Health-Based Violations
26
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
53
County
Essex
School/Daycare
No
MCL Violations
23
Monitoring Violations
446
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 75 2015
Chlorine MR 40 2020
Coliform (TCR) MCL 23 1994
Consumer Confidence Rule Other 17 2012
TTHM MR 12 2020
Total Haloacetic Acids (HAA5) MR 12 2020
Nitrate MR 11 1999
Toxaphene MR 10 1999
Revised Total Coliform Rule MON 8 2023
Endrin MR 8 1999
BHC-GAMMA MR 8 1999
Methoxychlor MR 8 1999
OXAMYL MR 8 1999
Simazine MR 8 1999
Di(2-ethylhexyl) phthalate MR 8 1999
Picloram MR 8 1999
Dinoseb MR 8 1999
Carbofuran MR 8 1999
Atrazine MR 8 1999
Heptachlor MR 8 1999
Heptachlor epoxide MR 8 1999
2,4-D MR 8 1999
HEXACHLOROBENZENE MR 8 1999
Benzo(a)pyrene MR 8 1999
ETHYLENE DIBROMIDE MR 8 1999
Chlordane MR 8 1999
Di(2-ethylhexyl) adipate MR 8 1999
LASSO MR 8 1999
2,4,5-TP MR 8 1999
Pentachlorophenol MR 8 1999

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for GUILDHALL WATER SYSTEM.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID VT0005111 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Vermont Drinking Water Authority

Vermont's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find VT regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2023 Revised Total Coliform Rule MON 8 SDWIS / VT0005111 / 8000
2020 Chlorine MR 40 SDWIS / VT0005111 / 0999
2020 TTHM MR 12 SDWIS / VT0005111 / 2950
2020 Total Haloacetic Acids (HAA5) MR 12 SDWIS / VT0005111 / 2456
2020 Revised Total Coliform Rule RPT 4 SDWIS / VT0005111 / 8000
2015 Coliform (TCR) MR 75 SDWIS / VT0005111 / 3100
2012 Consumer Confidence Rule Other 17 SDWIS / VT0005111 / 7000
2003 Stage 1 Disinfectants and Disinfection Byproducts Rule TT 3 SDWIS / VT0005111 / 0400
1999 Nitrate MR 11 SDWIS / VT0005111 / 1040
1999 Toxaphene MR 10 SDWIS / VT0005111 / 2020
1999 Endrin MR 8 SDWIS / VT0005111 / 2005
1999 BHC-GAMMA MR 8 SDWIS / VT0005111 / 2010
1999 Methoxychlor MR 8 SDWIS / VT0005111 / 2015
1999 OXAMYL MR 8 SDWIS / VT0005111 / 2036
1999 Simazine MR 8 SDWIS / VT0005111 / 2037

How GUILDHALL WATER SYSTEM Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric GUILDHALL WATER SYSTEM Vermont avg Federal benchmark
Total violations 505 113.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 26 12.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 8.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 136 477 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,357 regulated public water systems in Vermont.

Federal MCL reference — Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is GUILDHALL WATER SYSTEM water safe to drink? ▼
GUILDHALL WATER SYSTEM (PWS ID: VT0005111) has 505 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 136 people using Groundwater sources.
How many people does GUILDHALL WATER SYSTEM serve? ▼
GUILDHALL WATER SYSTEM serves 136 people in GUILDHALL, Vermont. It is a Local-owned system using Groundwater water sources with 53 service connections.
What type of violations does GUILDHALL WATER SYSTEM have? ▼
GUILDHALL WATER SYSTEM has 505 total violations: 26 health-based violations (MCL exceedances or treatment failures), 446 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in GUILDHALL WATER SYSTEM water? ▼
No PFAS testing data is available for GUILDHALL WATER SYSTEM under the EPA's UCMR5 monitoring program.
What water source does GUILDHALL WATER SYSTEM use? ▼
GUILDHALL WATER SYSTEM uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

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

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