PlainWater

NEHALEM, CITY OF

PWS ID: OR4100554 · NEHALEM, Oregon 97131

NEHALEM, CITY OF serves 1,700 people in NEHALEM, Oregon using Surface Water water sources. It has 132 recorded EPA violations, including 16 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: NEHALEM, CITY OF

NEHALEM, CITY OF is a local-owned community water system that delivers drinking water to 1,700 residents in NEHALEM, Oregon (Tillamook County) through 807 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 132 total violations for this system , of which 16 (12%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 112 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Surface Water Treatment Rule, recorded in 56 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. NEHALEM, CITY OF's 132 violations sit above 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
1,700
Total Violations
132
Health-Based Violations
16
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
807
County
Tillamook
School/Daycare
No
MCL Violations
11
Monitoring Violations
112
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 56 2009
Coliform (TCR) MR 14 2012
Total Haloacetic Acids (HAA5) MCL 7 2012
Nitrate MR 6 2006
TTHM MR 5 2013
Total Haloacetic Acids (HAA5) MR 5 2013
Surface Water Treatment Rule TT 5 1992
Coliform (TCR) MCL 3 1995
Public Notice Other 2 2012
Di(2-ethylhexyl) phthalate MR 1 1999
Consumer Confidence Rule Other 1 2002
1,2,4-Trichlorobenzene MR 1 2006
cis-1,2-Dichloroethylene MR 1 2006
Xylenes, Total MR 1 2006
o-Dichlorobenzene MR 1 2006
p-Dichlorobenzene MR 1 2006
1,1-Dichloroethylene MR 1 2006
1,1,1-Trichloroethane MR 1 2006
1,1,2-Trichloroethane MR 1 2006
Tetrachloroethylene MR 1 2006
Benzene MR 1 2006
Ethylbenzene MR 1 2006
TTHM MCL 1 2006
Arsenic MR 1 2006
Revised Total Coliform Rule MON 1 2024
Combined Radium (-226 and -228) MR 1 1976
Gross Alpha, Excl. Radon and U MR 1 1976
trans-1,2-Dichloroethylene MR 1 2006
1,2-Dichloroethane MR 1 2006
Trichloroethylene MR 1 2006

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 NEHALEM, CITY OF.

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 OR4100554 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
2024 Revised Total Coliform Rule MON 1 SDWIS / OR4100554 / 8000
2013 TTHM MR 5 SDWIS / OR4100554 / 2950
2013 Total Haloacetic Acids (HAA5) MR 5 SDWIS / OR4100554 / 2456
2012 Coliform (TCR) MR 14 SDWIS / OR4100554 / 3100
2012 Total Haloacetic Acids (HAA5) MCL 7 SDWIS / OR4100554 / 2456
2012 Public Notice Other 2 SDWIS / OR4100554 / 7500
2009 Surface Water Treatment Rule MR 56 SDWIS / OR4100554 / 0200
2006 Nitrate MR 6 SDWIS / OR4100554 / 1040
2006 1,2,4-Trichlorobenzene MR 1 SDWIS / OR4100554 / 2378
2006 cis-1,2-Dichloroethylene MR 1 SDWIS / OR4100554 / 2380
2006 Xylenes, Total MR 1 SDWIS / OR4100554 / 2955
2006 o-Dichlorobenzene MR 1 SDWIS / OR4100554 / 2968
2006 p-Dichlorobenzene MR 1 SDWIS / OR4100554 / 2969
2006 1,1-Dichloroethylene MR 1 SDWIS / OR4100554 / 2977
2006 1,1,1-Trichloroethane MR 1 SDWIS / OR4100554 / 2981

How NEHALEM, CITY OF Compares

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

Metric NEHALEM, CITY OF Oregon avg Federal benchmark
Total violations 132 82.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 16 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 1,700 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 NEHALEM, CITY OF water safe to drink?
NEHALEM, CITY OF (PWS ID: OR4100554) has 132 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,700 people using Surface Water sources.
How many people does NEHALEM, CITY OF serve?
NEHALEM, CITY OF serves 1,700 people in NEHALEM, Oregon. It is a Local-owned system using Surface Water water sources with 807 service connections.
What type of violations does NEHALEM, CITY OF have?
NEHALEM, CITY OF has 132 total violations: 16 health-based violations (MCL exceedances or treatment failures), 112 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in NEHALEM, CITY OF water?
No PFAS testing data is available for NEHALEM, CITY OF under the EPA's UCMR5 monitoring program.
What water source does NEHALEM, CITY OF use?
NEHALEM, CITY OF 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.

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 Kiznis Studio Editorial