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SOUTH HERO FIRE DISTRICT 4

PWS ID: VT0020080 · SOUTH HERO, Vermont 05486

SOUTH HERO FIRE DISTRICT 4 serves 760 people in SOUTH HERO, Vermont using Surface Water water sources. It has 389 recorded EPA violations, including 62 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SOUTH HERO FIRE DISTRICT 4

SOUTH HERO FIRE DISTRICT 4 is a local-owned community water system that delivers drinking water to 760 residents in SOUTH HERO, Vermont (Grand Isle County) through 320 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 389 total violations for this system , of which 62 (16%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 325 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Total Haloacetic Acids (HAA5), recorded in 49 violations (MCL, health-based). 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. SOUTH HERO FIRE DISTRICT 4's 389 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
760
Total Violations
389
Health-Based Violations
62
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
320
County
Grand Isle
School/Daycare
No
MCL Violations
62
Monitoring Violations
325
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MCL 49 2019
TTHM MCL 13 2019
Chlorine MR 12 2021
Revised Total Coliform Rule MON 12 2022
Coliform (TCR) MR 8 2010
Surface Water Treatment Rule MR 7 2001
CYANIDE MR 6 2015
Nitrate MR 5 2005
Endrin MR 5 2018
Methoxychlor MR 5 2018
Di(2-ethylhexyl) adipate MR 5 2018
Simazine MR 5 2018
Dinoseb MR 5 2018
Hexachlorocyclopentadiene MR 5 2018
2,4-D MR 5 2018
2,4,5-TP MR 5 2018
HEXACHLOROBENZENE MR 5 2018
Pentachlorophenol MR 5 2018
Total Polychlorinated Biphenyls (PCB) MR 5 2018
ETHYLENE DIBROMIDE MR 5 2018
Barium MR 5 2020
Chromium MR 5 2020
Nickel MR 5 2020
Antimony, Total MR 5 2020
Beryllium, Total MR 5 2020
Thallium, Total MR 5 2020
Selenium MR 5 2020
1,2,4-Trichlorobenzene MR 5 2020
Xylenes, Total MR 5 2020
p-Dichlorobenzene MR 5 2020

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 SOUTH HERO FIRE DISTRICT 4.

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 VT0020080 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
2022 Revised Total Coliform Rule MON 12 SDWIS / VT0020080 / 8000
2021 Chlorine MR 12 SDWIS / VT0020080 / 0999
2020 Barium MR 5 SDWIS / VT0020080 / 1010
2020 Chromium MR 5 SDWIS / VT0020080 / 1020
2020 Nickel MR 5 SDWIS / VT0020080 / 1036
2020 Antimony, Total MR 5 SDWIS / VT0020080 / 1074
2020 Beryllium, Total MR 5 SDWIS / VT0020080 / 1075
2020 Thallium, Total MR 5 SDWIS / VT0020080 / 1085
2020 Selenium MR 5 SDWIS / VT0020080 / 1045
2020 1,2,4-Trichlorobenzene MR 5 SDWIS / VT0020080 / 2378
2020 Xylenes, Total MR 5 SDWIS / VT0020080 / 2955
2020 p-Dichlorobenzene MR 5 SDWIS / VT0020080 / 2969
2020 trans-1,2-Dichloroethylene MR 5 SDWIS / VT0020080 / 2979
2020 1,2-Dichloroethane MR 5 SDWIS / VT0020080 / 2980
2020 1,2-Dichloropropane MR 5 SDWIS / VT0020080 / 2983

How SOUTH HERO FIRE DISTRICT 4 Compares

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

Metric SOUTH HERO FIRE DISTRICT 4 Vermont avg Federal benchmark
Total violations 389 113.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 62 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 760 477 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 SOUTH HERO FIRE DISTRICT 4 water safe to drink?
SOUTH HERO FIRE DISTRICT 4 (PWS ID: VT0020080) has 389 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 760 people using Surface Water sources.
How many people does SOUTH HERO FIRE DISTRICT 4 serve?
SOUTH HERO FIRE DISTRICT 4 serves 760 people in SOUTH HERO, Vermont. It is a Local-owned system using Surface Water water sources with 320 service connections.
What type of violations does SOUTH HERO FIRE DISTRICT 4 have?
SOUTH HERO FIRE DISTRICT 4 has 389 total violations: 62 health-based violations (MCL exceedances or treatment failures), 325 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SOUTH HERO FIRE DISTRICT 4 water?
No PFAS testing data is available for SOUTH HERO FIRE DISTRICT 4 under the EPA's UCMR5 monitoring program.
What water source does SOUTH HERO FIRE DISTRICT 4 use?
SOUTH HERO FIRE DISTRICT 4 uses Surface Water 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.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial