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Non-Transient Non-Community Water System · PWS OR4194311

Punkin Center School

Pendleton, Oregon 97801 - drinking water served from groundwater sources to 100 people, tracked in EPA SDWIS and UCMR5.

100
People served
351
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 351 drinking-water violations at Punkin Center School - above the Oregon per-system average.

351
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
100
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Punkin Center School

Punkin Center School is a private-owned non-transient non-community water system that delivers drinking water to 100 residents in Pendleton, Oregon (Umatilla County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 351 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 345 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 69 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. Statewide, 30 of 125 UCMR5-tested systems have reported PFAS detections (24%).

Punkin Center School's 351 violations sit above the Oregon 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
100
Total Violations
351
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Umatilla
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
345
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 69 2009
Nitrate MR 15 2021
Lead and Copper Rule MR 9 2019
Toluene MR 5 2013
Revised Total Coliform Rule MON 5 2023
1,2-DIBROMO-3-CHLOROPROPANE MR 4 2005
Dinoseb MR 4 2005
Diquat MR 4 2005
Endothall MR 4 2005
ETHYLENE DIBROMIDE MR 4 2005
Heptachlor MR 4 2005
Methoxychlor MR 4 2005
Pentachlorophenol MR 4 2005
Di(2-ethylhexyl) phthalate MR 4 2005
Picloram MR 4 2005
Simazine MR 4 2005
Toxaphene MR 4 2005
1,1,2-Trichloroethane MR 4 2005
1,2-Dichloropropane MR 4 2005
1,2,4-Trichlorobenzene MR 4 2005
Benzene MR 4 2005
Carbon tetrachloride MR 4 2005
o-Dichlorobenzene MR 4 2005
Tetrachloroethylene MR 4 2005
Trichloroethylene MR 4 2005
Xylenes, Total MR 4 2005
Arsenic MR 4 2005
BHC-GAMMA MR 4 2005
Dalapon MR 4 2005
Glyphosate MR 4 2005

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 Punkin Center School.

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 OR4194311 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 Revised Total Coliform Rule MON 5 SDWIS / OR4194311 / 8000
2023 COLIPHAGE MR 3 SDWIS / OR4194311 / 3028
2021 Nitrate MR 15 SDWIS / OR4194311 / 1040
2019 Lead and Copper Rule MR 9 SDWIS / OR4194311 / 5000
2019 E. COLI MR 3 SDWIS / OR4194311 / 3014
2013 Toluene MR 5 SDWIS / OR4194311 / 2991
2009 Coliform (TCR) MR 69 SDWIS / OR4194311 / 3100
2005 1,2-DIBROMO-3-CHLOROPROPANE MR 4 SDWIS / OR4194311 / 2931
2005 Dinoseb MR 4 SDWIS / OR4194311 / 2041
2005 Diquat MR 4 SDWIS / OR4194311 / 2032
2005 Endothall MR 4 SDWIS / OR4194311 / 2033
2005 ETHYLENE DIBROMIDE MR 4 SDWIS / OR4194311 / 2946
2005 Heptachlor MR 4 SDWIS / OR4194311 / 2065
2005 Methoxychlor MR 4 SDWIS / OR4194311 / 2015
2005 Pentachlorophenol MR 4 SDWIS / OR4194311 / 2326

How Punkin Center School Compares

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

Metric Punkin Center School Oregon avg Federal benchmark
Total violations 351 82.1 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 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 100 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 (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 Punkin Center School water safe to drink? ▼
Punkin Center School (PWS ID: OR4194311) has 351 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 100 people using Groundwater sources.
How many people does Punkin Center School serve? ▼
Punkin Center School serves 100 people in Pendleton, Oregon. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Punkin Center School have? ▼
Punkin Center School has 351 total violations: 0 health-based violations (MCL exceedances or treatment failures), 345 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Punkin Center School water? ▼
No PFAS testing data is available for Punkin Center School under the EPA's UCMR5 monitoring program.
What water source does Punkin Center School use? ▼
Punkin Center School uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.