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KEYSTONE TOOL AND DIE

PWS ID: NY0420380 · WESTONS MILLS, New York 14788

KEYSTONE TOOL AND DIE serves 40 people in WESTONS MILLS, New York using Groundwater water sources. It has 80 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: KEYSTONE TOOL AND DIE

KEYSTONE TOOL AND DIE is a private-owned non-transient non-community water system that delivers drinking water to 40 residents in WESTONS MILLS, New York (Cattaraugus County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 80 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 80 monitoring and reporting violations are on file. The most recent violation on record dates to 2009.

The most frequently cited contaminant at this system is 1,2,4-Trichlorobenzene, recorded in 4 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. KEYSTONE TOOL AND DIE's 80 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
40
Total Violations
80
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Cattaraugus
School/Daycare
No
MCL Violations
0
Monitoring Violations
80
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
1,2,4-Trichlorobenzene MR 4 2009
cis-1,2-Dichloroethylene MR 4 2009
o-Dichlorobenzene MR 4 2009
Vinyl chloride MR 4 2009
1,2-Dichloroethane MR 4 2009
1,1,1-Trichloroethane MR 4 2009
1,2-Dichloropropane MR 4 2009
1,1,2-Trichloroethane MR 4 2009
Benzene MR 4 2009
Ethylbenzene MR 4 2009
Styrene MR 4 2009
Carbon tetrachloride MR 4 2009
Trichloroethylene MR 4 2009
Tetrachloroethylene MR 4 2009
trans-1,2-Dichloroethylene MR 4 2009
1,1-Dichloroethylene MR 4 2009
CHLOROBENZENE MR 4 2009
p-Dichlorobenzene MR 4 2009
Toluene MR 4 2009
DICHLOROMETHANE MR 4 2009

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 KEYSTONE TOOL AND DIE.

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 NY0420380 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 KEYSTONE TOOL AND DIE 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
2009 1,2,4-Trichlorobenzene MR 4 SDWIS / NY0420380 / 2378
2009 cis-1,2-Dichloroethylene MR 4 SDWIS / NY0420380 / 2380
2009 o-Dichlorobenzene MR 4 SDWIS / NY0420380 / 2968
2009 Vinyl chloride MR 4 SDWIS / NY0420380 / 2976
2009 1,2-Dichloroethane MR 4 SDWIS / NY0420380 / 2980
2009 1,1,1-Trichloroethane MR 4 SDWIS / NY0420380 / 2981
2009 1,2-Dichloropropane MR 4 SDWIS / NY0420380 / 2983
2009 1,1,2-Trichloroethane MR 4 SDWIS / NY0420380 / 2985
2009 Benzene MR 4 SDWIS / NY0420380 / 2990
2009 Ethylbenzene MR 4 SDWIS / NY0420380 / 2992
2009 Styrene MR 4 SDWIS / NY0420380 / 2996
2009 Carbon tetrachloride MR 4 SDWIS / NY0420380 / 2982
2009 Trichloroethylene MR 4 SDWIS / NY0420380 / 2984
2009 Tetrachloroethylene MR 4 SDWIS / NY0420380 / 2987
2009 trans-1,2-Dichloroethylene MR 4 SDWIS / NY0420380 / 2979

How KEYSTONE TOOL AND DIE Compares

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

Metric KEYSTONE TOOL AND DIE New York avg Federal benchmark
Total violations 80 68.2 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 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 40 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 KEYSTONE TOOL AND DIE water safe to drink? ▼
KEYSTONE TOOL AND DIE (PWS ID: NY0420380) has 80 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 40 people using Groundwater sources.
How many people does KEYSTONE TOOL AND DIE serve? ▼
KEYSTONE TOOL AND DIE serves 40 people in WESTONS MILLS, New York. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does KEYSTONE TOOL AND DIE have? ▼
KEYSTONE TOOL AND DIE has 80 total violations: 0 health-based violations (MCL exceedances or treatment failures), 80 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in KEYSTONE TOOL AND DIE water? ▼
No PFAS testing data is available for KEYSTONE TOOL AND DIE under the EPA's UCMR5 monitoring program.
What water source does KEYSTONE TOOL AND DIE use? ▼
KEYSTONE TOOL AND DIE 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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