PlainWater
States → Oregon

PANTHER CREEK WD

PWS ID: OR4100603 · OTIS, Oregon 97368

PANTHER CREEK WD serves 800 people in OTIS, Oregon using Surface Water water sources. It has 161 recorded EPA violations, including 17 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: PANTHER CREEK WD

PANTHER CREEK WD is a local-owned community water system that delivers drinking water to 800 residents in OTIS, Oregon (Lincoln County) through 338 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 161 total violations for this system , of which 17 (11%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 127 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Surface Water Treatment Rule, recorded in 19 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. PANTHER CREEK WD's 161 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
800
Total Violations
161
Health-Based Violations
17
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
338
County
Lincoln
School/Daycare
No
MCL Violations
0
Monitoring Violations
127
Treatment Tech Violations
17

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 19 2025
Total Haloacetic Acids (HAA5) MR 19 2025
TTHM MR 18 2025
Surface Water Treatment Rule TT 17 1996
Nitrate MR 7 2004
Consumer Confidence Rule Other 7 2024
Interim Enhanced Surface Water Treatment Rule MR 5 2025
Lead and Copper Rule MR 4 2024
cis-1,2-Dichloroethylene MR 3 2006
COLIPHAGE MR 3 2017
DICHLOROMETHANE MR 2 2006
o-Dichlorobenzene MR 2 2006
trans-1,2-Dichloroethylene MR 2 2006
1,1,1-Trichloroethane MR 2 2006
1,2-Dichloropropane MR 2 2006
Tetrachloroethylene MR 2 2006
Benzene MR 2 2006
Toluene MR 2 2006
Styrene MR 2 2006
Xylenes, Total MR 2 2006
p-Dichlorobenzene MR 2 2006
1,1-Dichloroethylene MR 2 2006
1,2-Dichloroethane MR 2 2006
Carbon tetrachloride MR 2 2006
Trichloroethylene MR 2 2006
1,1,2-Trichloroethane MR 2 2006
CHLOROBENZENE MR 2 2006
Ethylbenzene MR 2 2006
1,2,4-Trichlorobenzene MR 2 2006
Vinyl chloride MR 2 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 PANTHER CREEK WD.

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 OR4100603 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
2025 Surface Water Treatment Rule MR 19 SDWIS / OR4100603 / 0200
2025 Total Haloacetic Acids (HAA5) MR 19 SDWIS / OR4100603 / 2456
2025 TTHM MR 18 SDWIS / OR4100603 / 2950
2025 Interim Enhanced Surface Water Treatment Rule MR 5 SDWIS / OR4100603 / 0300
2024 Consumer Confidence Rule Other 7 SDWIS / OR4100603 / 7000
2024 Lead and Copper Rule MR 4 SDWIS / OR4100603 / 5000
2017 COLIPHAGE MR 3 SDWIS / OR4100603 / 3028
2006 cis-1,2-Dichloroethylene MR 3 SDWIS / OR4100603 / 2380
2006 DICHLOROMETHANE MR 2 SDWIS / OR4100603 / 2964
2006 o-Dichlorobenzene MR 2 SDWIS / OR4100603 / 2968
2006 trans-1,2-Dichloroethylene MR 2 SDWIS / OR4100603 / 2979
2006 1,1,1-Trichloroethane MR 2 SDWIS / OR4100603 / 2981
2006 1,2-Dichloropropane MR 2 SDWIS / OR4100603 / 2983
2006 Tetrachloroethylene MR 2 SDWIS / OR4100603 / 2987
2006 Benzene MR 2 SDWIS / OR4100603 / 2990

How PANTHER CREEK WD Compares

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

Metric PANTHER CREEK WD Oregon avg Federal benchmark
Total violations 161 82.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 17 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 800 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 PANTHER CREEK WD water safe to drink? ▼
PANTHER CREEK WD (PWS ID: OR4100603) has 161 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 800 people using Surface Water sources.
How many people does PANTHER CREEK WD serve? ▼
PANTHER CREEK WD serves 800 people in OTIS, Oregon. It is a Local-owned system using Surface Water water sources with 338 service connections.
What type of violations does PANTHER CREEK WD have? ▼
PANTHER CREEK WD has 161 total violations: 17 health-based violations (MCL exceedances or treatment failures), 127 monitoring/reporting violations, and 17 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in PANTHER CREEK WD water? ▼
No PFAS testing data is available for PANTHER CREEK WD under the EPA's UCMR5 monitoring program.
What water source does PANTHER CREEK WD use? ▼
PANTHER CREEK WD 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

Water in Oregon

All systems in state
All States

Water quality by state
Contaminants

PFAS & other pollutants
Guides

Understanding water quality

Related Data for Oregon

Environmental Data → Natural Hazards → Air Quality → Healthcare Access → Climate Data →
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.

Related

Browse all → | Rankings →
Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial