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Community Water System · PWS NY0600363

Hanover WD #3 - Forestville

Silver Creek, New York 14136 - drinking water served from groundwater sources to 804 people, tracked in EPA SDWIS and UCMR5.

804
People served
126
EPA violations
3
Health-based
Untested
UCMR5 result

The verdict

EPA records 126 drinking-water violations at Hanover WD #3 - Forestville, 2% of them health-based - above the New York per-system average.

126
Total EPA violations on record
2%
Health-based (MCL / treatment failure)
804
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Hanover WD #3 - Forestville

Hanover WD #3 - Forestville is a local-owned community water system that delivers drinking water to 804 residents in Silver Creek, New York (Chautauqua County) through 400 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 126 total violations for this system , of which 3 (2%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 98 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 Nitrate, recorded in 12 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%).

Hanover WD #3 - Forestville's 126 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
804
Total Violations
126
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
400
County
Chautauqua
School/Daycare
No
MCL Violations
0
Monitoring Violations
98
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 12 2015
Total Haloacetic Acids (HAA5) MR 12 2023
TTHM MR 12 2023
Radium-228 MR 6 2008
Surface Water Treatment Rule TT 3 2008
Endrin MR 2 2022
BHC-GAMMA MR 2 2022
Toxaphene MR 2 2022
Dalapon MR 2 2022
Di(2-ethylhexyl) adipate MR 2 2022
OXAMYL MR 2 2022
Di(2-ethylhexyl) phthalate MR 2 2022
Aldicarb sulfoxide MR 2 2022
Aldicarb MR 2 2022
Atrazine MR 2 2022
LASSO MR 2 2022
Heptachlor MR 2 2022
Heptachlor epoxide MR 2 2022
HEXACHLOROBENZENE MR 2 2022
Pentachlorophenol MR 2 2022
Total Polychlorinated Biphenyls (PCB) MR 2 2022
Benzo(a)pyrene MR 2 2022
Dinoseb MR 2 2022
Carbofuran MR 2 2022
ETHYLENE DIBROMIDE MR 2 2022
Aldicarb sulfone MR 2 2022
Methoxychlor MR 2 2022
Hexachlorocyclopentadiene MR 2 2022
Picloram MR 2 2022
2,4-D MR 2 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 Hanover WD #3 - Forestville.

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 NY0600363 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 Hanover WD #3 - Forestville 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 Total Haloacetic Acids (HAA5) MR 12 SDWIS / NY0600363 / 2456
2023 TTHM MR 12 SDWIS / NY0600363 / 2950
2022 Endrin MR 2 SDWIS / NY0600363 / 2005
2022 BHC-GAMMA MR 2 SDWIS / NY0600363 / 2010
2022 Toxaphene MR 2 SDWIS / NY0600363 / 2020
2022 Dalapon MR 2 SDWIS / NY0600363 / 2031
2022 Di(2-ethylhexyl) adipate MR 2 SDWIS / NY0600363 / 2035
2022 OXAMYL MR 2 SDWIS / NY0600363 / 2036
2022 Di(2-ethylhexyl) phthalate MR 2 SDWIS / NY0600363 / 2039
2022 Aldicarb sulfoxide MR 2 SDWIS / NY0600363 / 2043
2022 Aldicarb MR 2 SDWIS / NY0600363 / 2047
2022 Atrazine MR 2 SDWIS / NY0600363 / 2050
2022 LASSO MR 2 SDWIS / NY0600363 / 2051
2022 Heptachlor MR 2 SDWIS / NY0600363 / 2065
2022 Heptachlor epoxide MR 2 SDWIS / NY0600363 / 2067

How Hanover WD #3 - Forestville Compares

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

Metric Hanover WD #3 - Forestville New York avg Federal benchmark
Total violations 126 68.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 3 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 804 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 Hanover WD #3 - Forestville water safe to drink? ▼
Hanover WD #3 - Forestville (PWS ID: NY0600363) has 126 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 804 people using Groundwater sources.
How many people does Hanover WD #3 - Forestville serve? ▼
Hanover WD #3 - Forestville serves 804 people in Silver Creek, New York. It is a Local-owned system using Groundwater water sources with 400 service connections.
What type of violations does Hanover WD #3 - Forestville have? ▼
Hanover WD #3 - Forestville has 126 total violations: 3 health-based violations (MCL exceedances or treatment failures), 98 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Hanover WD #3 - Forestville water? ▼
No PFAS testing data is available for Hanover WD #3 - Forestville under the EPA's UCMR5 monitoring program.
What water source does Hanover WD #3 - Forestville use? ▼
Hanover WD #3 - Forestville 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.