Non-Transient Non-Community Water System · PWS VT0006697

Millers Run School

Sheffield, Vermont 05866 - drinking water served from groundwater sources to 275 people, tracked in EPA SDWIS and UCMR5.

Compiled by PlainWater Editorial, Drinking Water Quality Editorial Team · May 15, 2026

275
People served: 210
EPA violations: 19
Health-based: Untested
UCMR5 result

The verdict

EPA records 210 drinking-water violations at Millers Run School, 9% of them health-based - above the Vermont per-system average.

210
Total EPA violations on record: 9%
Health-based (MCL / treatment failure): 275
People served by this system: N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Millers Run School

Millers Run School is a local-owned non-transient non-community water system that delivers drinking water to 275 residents in Sheffield, Vermont (Caledonia County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 210 total violations for this system , of which 19 (9%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 184 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 51 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. Statewide, 3 of 37 UCMR5-tested systems have reported PFAS detections (8.1%).

Millers Run School's 210 violations sit above the Vermont average.

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

275

Total Violations

210

Health-Based Violations

Water Source

Groundwater

System Details

System Type: Non-Transient Non-Community
Owner Type: Local
Connections: 1
County: Caledonia
School/Daycare: Yes
MCL Violations: 19
Monitoring Violations: 184
Treatment Tech Violations: 0

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
Coliform (TCR)	MR	51	2009
Chlorine	MR	35	2018
Coliform (TCR)	MCL	19	1998
Nitrate	MR	8	2001
Revised Total Coliform Rule	MON	4	2019
1,2,4-Trichlorobenzene	MR	4	2001
Xylenes, Total	MR	4	2001
DICHLOROMETHANE	MR	4	2001
p-Dichlorobenzene	MR	4	2001
1,1-Dichloroethylene	MR	4	2001
trans-1,2-Dichloroethylene	MR	4	2001
1,2-Dichloroethane	MR	4	2001
Carbon tetrachloride	MR	4	2001
Tetrachloroethylene	MR	4	2001
CHLOROBENZENE	MR	4	2001
Toluene	MR	4	2001
Styrene	MR	4	2001
1,1,1-Trichloroethane	MR	4	2001
1,2-Dichloropropane	MR	4	2001
Trichloroethylene	MR	4	2001
o-Dichlorobenzene	MR	4	2001
Ethylbenzene	MR	4	2001
1,1,2-Trichloroethane	MR	4	2001
cis-1,2-Dichloroethylene	MR	4	2001
Benzene	MR	4	2001
Vinyl chloride	MR	4	2001
Lead and Copper Rule	MR	2	1997
Public Notice	Other	2	2019

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 Millers Run School.

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 VT0006697 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
2019	Revised Total Coliform Rule	MON	4	SDWIS / VT0006697 / 8000
2019	Public Notice	Other	2	SDWIS / VT0006697 / 7500
2018	Chlorine	MR	35	SDWIS / VT0006697 / 0999
2009	Coliform (TCR)	MR	51	SDWIS / VT0006697 / 3100
2001	Nitrate	MR	8	SDWIS / VT0006697 / 1040
2001	1,2,4-Trichlorobenzene	MR	4	SDWIS / VT0006697 / 2378
2001	Xylenes, Total	MR	4	SDWIS / VT0006697 / 2955
2001	DICHLOROMETHANE	MR	4	SDWIS / VT0006697 / 2964
2001	p-Dichlorobenzene	MR	4	SDWIS / VT0006697 / 2969
2001	1,1-Dichloroethylene	MR	4	SDWIS / VT0006697 / 2977
2001	trans-1,2-Dichloroethylene	MR	4	SDWIS / VT0006697 / 2979
2001	1,2-Dichloroethane	MR	4	SDWIS / VT0006697 / 2980
2001	Carbon tetrachloride	MR	4	SDWIS / VT0006697 / 2982
2001	Tetrachloroethylene	MR	4	SDWIS / VT0006697 / 2987
2001	CHLOROBENZENE	MR	4	SDWIS / VT0006697 / 2989

How Millers Run School Compares

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

Metric	Millers Run School	Vermont avg	Federal benchmark
Total violations	210	113.3	SDWA compliance, any non-zero count is a recorded breach
Health-based violations	19	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	275	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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N)	10 mg/L	Acute health risk for infants

Frequently Asked Questions

Is Millers Run School water safe to drink? ▼

Millers Run School (PWS ID: VT0006697) has 210 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 275 people using Groundwater sources.

How many people does Millers Run School serve? ▼

Millers Run School serves 275 people in Sheffield, Vermont. It is a Local-owned system using Groundwater water sources with 1 service connections.

What type of violations does Millers Run School have? ▼

Millers Run School has 210 total violations: 19 health-based violations (MCL exceedances or treatment failures), 184 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in Millers Run School water? ▼

No PFAS testing data is available for Millers Run School under the EPA's UCMR5 monitoring program.

What water source does Millers Run School use? ▼

Millers Run School uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.

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.

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.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.