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LATIMER ROAD WATER ASSOCIATION

PWS ID: OR4100881 · TILLAMOOK, Oregon 97141

LATIMER ROAD WATER ASSOCIATION serves 150 people in TILLAMOOK, Oregon using Groundwater water sources. It has 31 recorded EPA violations, including 2 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: LATIMER ROAD WATER ASSOCIATION

LATIMER ROAD WATER ASSOCIATION is a local-owned community water system that delivers drinking water to 150 residents in TILLAMOOK, Oregon (Tillamook County) through 61 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 31 total violations for this system , of which 2 (6%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 26 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 Coliform (TCR), recorded in 18 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 Oregon, EPA tracks 2,518 public water systems serving 4,005,242 people, with 206,659 cumulative violations and 20,339 health-based violations on record. About 99% of systems in the state carry at least one violation, and state-wide the average per system is 82.1 violations. LATIMER ROAD WATER ASSOCIATION's 31 violations sit below the Oregon average. Statewide, 30 of 125 UCMR5-tested systems have reported PFAS detections (24%). 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
150
Total Violations
31
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
61
County
Tillamook
School/Daycare
No
MCL Violations
0
Monitoring Violations
26
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 18 2009
Total Haloacetic Acids (HAA5) MR 3 2009
TTHM MR 3 2009
Consumer Confidence Rule Other 2 2023
Lead and Copper Rule TT 2 1996
Lead and Copper Rule MR 2 2011

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 LATIMER ROAD WATER ASSOCIATION.

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 OR4100881 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Oregon Drinking Water Authority

Oregon's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find OR regulator via EPA SDWIS

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 Consumer Confidence Rule Other 2 SDWIS / OR4100881 / 7000
2011 Lead and Copper Rule MR 2 SDWIS / OR4100881 / 5000
2009 Coliform (TCR) MR 18 SDWIS / OR4100881 / 3100
2009 Total Haloacetic Acids (HAA5) MR 3 SDWIS / OR4100881 / 2456
2009 TTHM MR 3 SDWIS / OR4100881 / 2950
1996 Lead and Copper Rule TT 2 SDWIS / OR4100881 / 5000

How LATIMER ROAD WATER ASSOCIATION Compares

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

Metric LATIMER ROAD WATER ASSOCIATION Oregon avg Federal benchmark
Total violations 31 82.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 2 8.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 24% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 150 1,591 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,518 regulated public water systems in Oregon.

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 LATIMER ROAD WATER ASSOCIATION water safe to drink?
LATIMER ROAD WATER ASSOCIATION (PWS ID: OR4100881) has 31 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 150 people using Groundwater sources.
How many people does LATIMER ROAD WATER ASSOCIATION serve?
LATIMER ROAD WATER ASSOCIATION serves 150 people in TILLAMOOK, Oregon. It is a Local-owned system using Groundwater water sources with 61 service connections.
What type of violations does LATIMER ROAD WATER ASSOCIATION have?
LATIMER ROAD WATER ASSOCIATION has 31 total violations: 2 health-based violations (MCL exceedances or treatment failures), 26 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in LATIMER ROAD WATER ASSOCIATION water?
No PFAS testing data is available for LATIMER ROAD WATER ASSOCIATION under the EPA's UCMR5 monitoring program.
What water source does LATIMER ROAD WATER ASSOCIATION use?
LATIMER ROAD WATER ASSOCIATION 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.

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