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TREADWELL WATER DISTRICT

PWS ID: NY1200273 · TREADWELL, New York 13846

TREADWELL WATER DISTRICT serves 164 people in TREADWELL, New York using Groundwater water sources. It has 264 recorded EPA violations, including 1 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: TREADWELL WATER DISTRICT

TREADWELL WATER DISTRICT is a local-owned community water system that delivers drinking water to 164 residents in TREADWELL, New York (Delaware County) through 70 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 264 total violations for this system , of which 1 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 171 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 Revised Total Coliform Rule, recorded in 44 violations (MON). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across New York, EPA tracks 8,098 public water systems serving 19,294,951 people, with 552,003 cumulative violations and 26,817 health-based violations on record. About 94% of systems in the state carry at least one violation, and state-wide the average per system is 68.2 violations. TREADWELL WATER DISTRICT's 264 violations sit above the New York average. Statewide, 129 of 332 UCMR5-tested systems have reported PFAS detections (38.9%). 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
164
Total Violations
264
Health-Based Violations
1
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
70
County
Delaware
School/Daycare
No
MCL Violations
1
Monitoring Violations
171
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 44 2021
Lead and Copper Rule MR 27 2023
Coliform (TCR) MR 24 2016
Consumer Confidence Rule Other 13 2022
Total Haloacetic Acids (HAA5) MR 6 2021
TTHM MR 6 2021
Nitrate MR 4 2015
1,2,4-Trichlorobenzene MR 3 2010
cis-1,2-Dichloroethylene MR 3 2010
DICHLOROMETHANE MR 3 2010
p-Dichlorobenzene MR 3 2010
1,1-Dichloroethylene MR 3 2010
trans-1,2-Dichloroethylene MR 3 2010
1,2-Dichloroethane MR 3 2010
1,1,1-Trichloroethane MR 3 2010
Carbon tetrachloride MR 3 2010
1,1,2-Trichloroethane MR 3 2010
Styrene MR 3 2010
Vinyl chloride MR 3 2010
Toluene MR 3 2010
o-Dichlorobenzene MR 3 2010
Trichloroethylene MR 3 2010
CHLOROBENZENE MR 3 2010
Benzene MR 3 2010
1,2-Dichloropropane MR 3 2010
Ethylbenzene MR 3 2010
Tetrachloroethylene MR 3 2010
Coliform (TCR) MCL 1 1994

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 TREADWELL WATER DISTRICT.

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 NY1200273 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

New York Drinking Water Authority

New York State Department of Health — Public Water Systems is the primacy agency that licenses and inspects TREADWELL WATER DISTRICT under EPA-delegated authority.

Open NY regulator portal

Source: New York State Department of Health — Public Water Systems

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 Lead and Copper Rule MR 27 SDWIS / NY1200273 / 5000
2022 Consumer Confidence Rule Other 13 SDWIS / NY1200273 / 7000
2021 Revised Total Coliform Rule MON 44 SDWIS / NY1200273 / 8000
2021 Total Haloacetic Acids (HAA5) MR 6 SDWIS / NY1200273 / 2456
2021 TTHM MR 6 SDWIS / NY1200273 / 2950
2016 Coliform (TCR) MR 24 SDWIS / NY1200273 / 3100
2015 Nitrate MR 4 SDWIS / NY1200273 / 1040
2010 1,2,4-Trichlorobenzene MR 3 SDWIS / NY1200273 / 2378
2010 cis-1,2-Dichloroethylene MR 3 SDWIS / NY1200273 / 2380
2010 DICHLOROMETHANE MR 3 SDWIS / NY1200273 / 2964
2010 p-Dichlorobenzene MR 3 SDWIS / NY1200273 / 2969
2010 1,1-Dichloroethylene MR 3 SDWIS / NY1200273 / 2977
2010 trans-1,2-Dichloroethylene MR 3 SDWIS / NY1200273 / 2979
2010 1,2-Dichloroethane MR 3 SDWIS / NY1200273 / 2980
2010 1,1,1-Trichloroethane MR 3 SDWIS / NY1200273 / 2981

How TREADWELL WATER DISTRICT Compares

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

Metric TREADWELL WATER DISTRICT New York avg Federal benchmark
Total violations 264 68.2 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 1 3.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 38.9% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 164 2,383 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 8,098 regulated public water systems in New York.

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 TREADWELL WATER DISTRICT water safe to drink?
TREADWELL WATER DISTRICT (PWS ID: NY1200273) has 264 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 164 people using Groundwater sources.
How many people does TREADWELL WATER DISTRICT serve?
TREADWELL WATER DISTRICT serves 164 people in TREADWELL, New York. It is a Local-owned system using Groundwater water sources with 70 service connections.
What type of violations does TREADWELL WATER DISTRICT have?
TREADWELL WATER DISTRICT has 264 total violations: 1 health-based violations (MCL exceedances or treatment failures), 171 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in TREADWELL WATER DISTRICT water?
No PFAS testing data is available for TREADWELL WATER DISTRICT under the EPA's UCMR5 monitoring program.
What water source does TREADWELL WATER DISTRICT use?
TREADWELL WATER DISTRICT 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.

Related

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