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WALDEN SCHOOL

PWS ID: VT0020472 · WALDEN, Vermont 05873

WALDEN SCHOOL serves 160 people in WALDEN, Vermont using Groundwater water sources. It has 430 recorded EPA violations, including 6 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WALDEN SCHOOL

WALDEN SCHOOL is a local-owned non-transient non-community water system that delivers drinking water to 160 residents in WALDEN, Vermont (Caledonia County) through 2 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 430 total violations for this system , of which 6 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 424 monitoring and reporting violations are on file. The most recent violation on record dates to 2020.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 28 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. WALDEN SCHOOL's 430 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
160
Total Violations
430
Health-Based Violations
6
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
2
County
Caledonia
School/Daycare
Yes
MCL Violations
6
Monitoring Violations
424
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 28 2014
Nitrate MR 26 2017
Revised Total Coliform Rule MON 16 2020
DICHLOROMETHANE MR 12 2017
p-Dichlorobenzene MR 12 2017
Vinyl chloride MR 12 2017
1,2-Dichloroethane MR 12 2017
1,1,1-Trichloroethane MR 12 2017
1,2-Dichloropropane MR 12 2017
Trichloroethylene MR 12 2017
1,1,2-Trichloroethane MR 12 2017
Tetrachloroethylene MR 12 2017
CHLOROBENZENE MR 12 2017
Styrene MR 12 2017
1,2,4-Trichlorobenzene MR 12 2017
cis-1,2-Dichloroethylene MR 12 2017
Xylenes, Total MR 12 2017
o-Dichlorobenzene MR 12 2017
trans-1,2-Dichloroethylene MR 12 2017
Toluene MR 12 2017
Ethylbenzene MR 12 2017
Benzene MR 12 2017
Carbon tetrachloride MR 12 2017
1,1-Dichloroethylene MR 12 2017
Lead and Copper Rule MR 10 2018
Arsenic MR 8 2002
Barium MR 8 2002
Chromium MR 8 2002
Mercury MR 8 2002
Selenium MR 8 2002

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 WALDEN 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 VT0020472 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
2020 Revised Total Coliform Rule MON 16 SDWIS / VT0020472 / 8000
2018 Lead and Copper Rule MR 10 SDWIS / VT0020472 / 5000
2017 Nitrate MR 26 SDWIS / VT0020472 / 1040
2017 DICHLOROMETHANE MR 12 SDWIS / VT0020472 / 2964
2017 p-Dichlorobenzene MR 12 SDWIS / VT0020472 / 2969
2017 Vinyl chloride MR 12 SDWIS / VT0020472 / 2976
2017 1,2-Dichloroethane MR 12 SDWIS / VT0020472 / 2980
2017 1,1,1-Trichloroethane MR 12 SDWIS / VT0020472 / 2981
2017 1,2-Dichloropropane MR 12 SDWIS / VT0020472 / 2983
2017 Trichloroethylene MR 12 SDWIS / VT0020472 / 2984
2017 1,1,2-Trichloroethane MR 12 SDWIS / VT0020472 / 2985
2017 Tetrachloroethylene MR 12 SDWIS / VT0020472 / 2987
2017 CHLOROBENZENE MR 12 SDWIS / VT0020472 / 2989
2017 Styrene MR 12 SDWIS / VT0020472 / 2996
2017 1,2,4-Trichlorobenzene MR 12 SDWIS / VT0020472 / 2378

How WALDEN SCHOOL Compares

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

Metric WALDEN SCHOOL Vermont avg Federal benchmark
Total violations 430 113.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 6 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 160 477 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 WALDEN SCHOOL water safe to drink? ▼
WALDEN SCHOOL (PWS ID: VT0020472) has 430 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 160 people using Groundwater sources.
How many people does WALDEN SCHOOL serve? ▼
WALDEN SCHOOL serves 160 people in WALDEN, Vermont. It is a Local-owned system using Groundwater water sources with 2 service connections.
What type of violations does WALDEN SCHOOL have? ▼
WALDEN SCHOOL has 430 total violations: 6 health-based violations (MCL exceedances or treatment failures), 424 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WALDEN SCHOOL water? ▼
No PFAS testing data is available for WALDEN SCHOOL under the EPA's UCMR5 monitoring program.
What water source does WALDEN SCHOOL use? ▼
WALDEN 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.

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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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