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Community Water System · PWS NY0910809

Ausable Heights Water System

Keeseville, New York 12944 - drinking water served from groundwater sources to 46 people, tracked in EPA SDWIS and UCMR5.

46
People served
1,225
EPA violations
9
Health-based
Untested
UCMR5 result

The verdict

EPA records 1,225 drinking-water violations at Ausable Heights Water System, 1% of them health-based - above the New York per-system average.

1,225
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
46
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Ausable Heights Water System

Ausable Heights Water System is a private-owned community water system that delivers drinking water to 46 residents in Keeseville, New York (Clinton County) through 23 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 1,225 total violations for this system , of which 9 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 1,087 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 149 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 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. Statewide, 129 of 332 UCMR5-tested systems have reported PFAS detections (38.9%).

Ausable Heights Water System's 1,225 violations sit above the New York 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
46
Total Violations
1,225
Health-Based Violations
9
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
23
County
Clinton
School/Daycare
No
MCL Violations
0
Monitoring Violations
1,087
Treatment Tech Violations
9

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 149 2014
Endrin MR 19 2006
Methoxychlor MR 19 2006
Dalapon MR 19 2006
OXAMYL MR 19 2006
Picloram MR 19 2006
Dinoseb MR 19 2006
Hexachlorocyclopentadiene MR 19 2006
Carbofuran MR 19 2006
Aldicarb MR 19 2006
Atrazine MR 19 2006
LASSO MR 19 2006
Heptachlor MR 19 2006
Benzo(a)pyrene MR 19 2006
Total Polychlorinated Biphenyls (PCB) MR 19 2006
Chlordane MR 19 2006
BHC-GAMMA MR 19 2006
Toxaphene MR 19 2006
Simazine MR 19 2006
Aldicarb sulfoxide MR 19 2006
Aldicarb sulfone MR 19 2006
2,4-D MR 19 2006
HEXACHLOROBENZENE MR 19 2006
Pentachlorophenol MR 19 2006
Heptachlor epoxide MR 19 2006
2,4,5-TP MR 19 2006
Di(2-ethylhexyl) adipate MR 19 2006
Di(2-ethylhexyl) phthalate MR 19 2006
ETHYLENE DIBROMIDE MR 19 2006
1,2,4-Trichlorobenzene MR 16 2005

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 Ausable Heights Water System.

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 NY0910809 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 Ausable Heights Water System 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
2019 Revised Total Coliform Rule MON 2 SDWIS / NY0910809 / 8000
2014 Coliform (TCR) MR 149 SDWIS / NY0910809 / 3100
2014 Consumer Confidence Rule Other 10 SDWIS / NY0910809 / 7000
2010 Lead TT 7 SDWIS / NY0910809 / 1030
2006 Endrin MR 19 SDWIS / NY0910809 / 2005
2006 Methoxychlor MR 19 SDWIS / NY0910809 / 2015
2006 Dalapon MR 19 SDWIS / NY0910809 / 2031
2006 OXAMYL MR 19 SDWIS / NY0910809 / 2036
2006 Picloram MR 19 SDWIS / NY0910809 / 2040
2006 Dinoseb MR 19 SDWIS / NY0910809 / 2041
2006 Hexachlorocyclopentadiene MR 19 SDWIS / NY0910809 / 2042
2006 Carbofuran MR 19 SDWIS / NY0910809 / 2046
2006 Aldicarb MR 19 SDWIS / NY0910809 / 2047
2006 Atrazine MR 19 SDWIS / NY0910809 / 2050
2006 LASSO MR 19 SDWIS / NY0910809 / 2051

How Ausable Heights Water System Compares

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

Metric Ausable Heights Water System New York avg Federal benchmark
Total violations 1,225 68.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 9 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 46 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 (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 Ausable Heights Water System water safe to drink? ▼
Ausable Heights Water System (PWS ID: NY0910809) has 1225 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 46 people using Groundwater sources.
How many people does Ausable Heights Water System serve? ▼
Ausable Heights Water System serves 46 people in Keeseville, New York. It is a Private-owned system using Groundwater water sources with 23 service connections.
What type of violations does Ausable Heights Water System have? ▼
Ausable Heights Water System has 1,225 total violations: 9 health-based violations (MCL exceedances or treatment failures), 1,087 monitoring/reporting violations, and 9 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Ausable Heights Water System water? ▼
No PFAS testing data is available for Ausable Heights Water System under the EPA's UCMR5 monitoring program.
What water source does Ausable Heights Water System use? ▼
Ausable Heights Water System 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.
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.