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Community Water System · PWS NY0400346

Otto Town Water District

Otto, New York 14766 — drinking water served from surface water sources to 24 people, tracked in EPA SDWIS and UCMR5.

24
People served
51
EPA violations
10
Health-based
Untested
UCMR5 result

The verdict

EPA records 51 drinking-water violations at Otto Town Water District, 20% of them health-based — below the New York per-system average.

51
Total EPA violations on record
20%
Health-based (MCL / treatment failure)
24
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Otto Town Water District

Otto Town Water District is a local-owned community water system that delivers drinking water to 24 residents in Otto, New York (Cattaraugus County) through 17 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 51 total violations for this system , of which 10 (20%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 36 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 12 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. Otto Town Water District's 51 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
24
Total Violations
51
Health-Based Violations
10
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
17
County
Cattaraugus
School/Daycare
No
MCL Violations
3
Monitoring Violations
36
Treatment Tech Violations
7

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 12 2021
Interim Enhanced Surface Water Treatment Rule TT 4 2010
Surface Water Treatment Rule TT 3 2023
Coliform (TCR) MCL 3 1994
Mercury MR 2 2008
Antimony, Total MR 2 2008
Arsenic MR 2 2008
Chromium MR 2 2008
Fluoride MR 2 2008
Nickel MR 2 2008
Barium MR 2 2008
Beryllium, Total MR 2 2008
CYANIDE MR 2 2008
Thallium, Total MR 2 2008
Selenium MR 2 2008
Cadmium MR 2 2008

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 Otto Town 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 NY0400346 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 Otto Town 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 Surface Water Treatment Rule TT 3 SDWIS / NY0400346 / 0200
2021 Revised Total Coliform Rule MON 12 SDWIS / NY0400346 / 8000
2010 Interim Enhanced Surface Water Treatment Rule TT 4 SDWIS / NY0400346 / 0300
2008 Mercury MR 2 SDWIS / NY0400346 / 1035
2008 Antimony, Total MR 2 SDWIS / NY0400346 / 1074
2008 Arsenic MR 2 SDWIS / NY0400346 / 1005
2008 Chromium MR 2 SDWIS / NY0400346 / 1020
2008 Fluoride MR 2 SDWIS / NY0400346 / 1025
2008 Nickel MR 2 SDWIS / NY0400346 / 1036
2008 Barium MR 2 SDWIS / NY0400346 / 1010
2008 Beryllium, Total MR 2 SDWIS / NY0400346 / 1075
2008 CYANIDE MR 2 SDWIS / NY0400346 / 1024
2008 Thallium, Total MR 2 SDWIS / NY0400346 / 1085
2008 Selenium MR 2 SDWIS / NY0400346 / 1045
2008 Cadmium MR 2 SDWIS / NY0400346 / 1015

How Otto Town Water District Compares

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

Metric Otto Town Water District New York avg Federal benchmark
Total violations 51 68.2 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 10 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 24 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 Otto Town Water District water safe to drink? ▼
Otto Town Water District (PWS ID: NY0400346) has 51 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 24 people using Surface Water sources.
How many people does Otto Town Water District serve? ▼
Otto Town Water District serves 24 people in Otto, New York. It is a Local-owned system using Surface Water water sources with 17 service connections.
What type of violations does Otto Town Water District have? ▼
Otto Town Water District has 51 total violations: 10 health-based violations (MCL exceedances or treatment failures), 36 monitoring/reporting violations, and 7 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Otto Town Water District water? ▼
No PFAS testing data is available for Otto Town Water District under the EPA's UCMR5 monitoring program.
What water source does Otto Town Water District use? ▼
Otto Town 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.

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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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Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial