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COBLESKILL WATER DISTRICT

PWS ID: NY4730048 · COBLESKILL, New York 12043

COBLESKILL WATER DISTRICT serves 500 people in COBLESKILL, New York using Surface Water water sources. It has 12 recorded EPA violations, including 12 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: COBLESKILL WATER DISTRICT

COBLESKILL WATER DISTRICT is a local-owned community water system that delivers drinking water to 500 residents in COBLESKILL, New York (Schoharie County) through 50 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 12 total violations for this system , of which 12 (100%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is TTHM, recorded in 12 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 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. COBLESKILL WATER DISTRICT's 12 violations sit below 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
500
Total Violations
12
Health-Based Violations
12
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
50
County
Schoharie
School/Daycare
No
MCL Violations
12
Monitoring Violations
0
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 12 2022

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 COBLESKILL 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 NY4730048 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 COBLESKILL 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
2022 TTHM MCL 12 SDWIS / NY4730048 / 2950

How COBLESKILL WATER DISTRICT Compares

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

Metric COBLESKILL WATER DISTRICT New York avg Federal benchmark
Total violations 12 68.2 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 12 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 500 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 COBLESKILL WATER DISTRICT water safe to drink?
COBLESKILL WATER DISTRICT (PWS ID: NY4730048) has 12 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 500 people using Surface Water sources.
How many people does COBLESKILL WATER DISTRICT serve?
COBLESKILL WATER DISTRICT serves 500 people in COBLESKILL, New York. It is a Local-owned system using Surface Water water sources with 50 service connections.
What type of violations does COBLESKILL WATER DISTRICT have?
COBLESKILL WATER DISTRICT has 12 total violations: 12 health-based violations (MCL exceedances or treatment failures), 0 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in COBLESKILL WATER DISTRICT water?
No PFAS testing data is available for COBLESKILL WATER DISTRICT under the EPA's UCMR5 monitoring program.
What water source does COBLESKILL WATER DISTRICT use?
COBLESKILL WATER DISTRICT 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.

Explore PlainWater

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