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Community Water System · PWS WA5301484

Peterson Farms

Woodland, Washington 98674 - drinking water served from groundwater sources to 290 people, tracked in EPA SDWIS and UCMR5.

290
People served
547
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 547 drinking-water violations at Peterson Farms - above the Washington per-system average.

547
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
290
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Peterson Farms

Peterson Farms is a private-owned community water system that delivers drinking water to 290 residents in Woodland, Washington (Cowlitz County) through 40 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 547 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 546 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 Nitrate, recorded in 15 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 Washington, EPA tracks 4,557 public water systems serving 9,736,844 people, with 314,648 cumulative violations and 20,590 health-based violations on record. About 92% of systems in the state carry at least one violation, and state-wide the average per system is 69 violations. Statewide, 98 of 247 UCMR5-tested systems have reported PFAS detections (39.7%).

Peterson Farms's 547 violations sit above the Washington 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
290
Total Violations
547
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
40
County
Cowlitz
School/Daycare
No
MCL Violations
0
Monitoring Violations
546
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 15 2022
BHC-GAMMA MR 14 2022
Methoxychlor MR 14 2022
Toxaphene MR 14 2022
Di(2-ethylhexyl) adipate MR 14 2022
Di(2-ethylhexyl) phthalate MR 14 2022
Atrazine MR 14 2022
Heptachlor epoxide MR 14 2022
HEXACHLOROBENZENE MR 14 2022
Picloram MR 14 2022
Dinoseb MR 14 2022
2,4,5-TP MR 14 2022
Pentachlorophenol MR 14 2022
Endrin MR 14 2022
Simazine MR 14 2022
Heptachlor MR 14 2022
Benzo(a)pyrene MR 14 2022
Chlordane MR 14 2022
Dalapon MR 14 2022
LASSO MR 14 2022
Hexachlorocyclopentadiene MR 14 2022
1,2,4-Trichlorobenzene MR 11 2023
o-Dichlorobenzene MR 11 2023
p-Dichlorobenzene MR 11 2023
1,1-Dichloroethylene MR 11 2023
trans-1,2-Dichloroethylene MR 11 2023
1,1,1-Trichloroethane MR 11 2023
1,2-Dichloropropane MR 11 2023
1,1,2-Trichloroethane MR 11 2023
Benzene MR 11 2023

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 Peterson Farms.

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 WA5301484 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Washington Drinking Water Authority

Washington State Department of Health, Office of Drinking Water is the primacy agency that licenses and inspects Peterson Farms under EPA-delegated authority.

Open WA regulator portal

Source: Washington State Department of Health, Office of Drinking Water

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 1,2,4-Trichlorobenzene MR 11 SDWIS / WA5301484 / 2378
2023 o-Dichlorobenzene MR 11 SDWIS / WA5301484 / 2968
2023 p-Dichlorobenzene MR 11 SDWIS / WA5301484 / 2969
2023 1,1-Dichloroethylene MR 11 SDWIS / WA5301484 / 2977
2023 trans-1,2-Dichloroethylene MR 11 SDWIS / WA5301484 / 2979
2023 1,1,1-Trichloroethane MR 11 SDWIS / WA5301484 / 2981
2023 1,2-Dichloropropane MR 11 SDWIS / WA5301484 / 2983
2023 1,1,2-Trichloroethane MR 11 SDWIS / WA5301484 / 2985
2023 Benzene MR 11 SDWIS / WA5301484 / 2990
2023 Toluene MR 11 SDWIS / WA5301484 / 2991
2023 cis-1,2-Dichloroethylene MR 11 SDWIS / WA5301484 / 2380
2023 Carbon tetrachloride MR 11 SDWIS / WA5301484 / 2982
2023 CHLOROBENZENE MR 11 SDWIS / WA5301484 / 2989
2023 Ethylbenzene MR 11 SDWIS / WA5301484 / 2992
2023 Styrene MR 11 SDWIS / WA5301484 / 2996

How Peterson Farms Compares

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

Metric Peterson Farms Washington avg Federal benchmark
Total violations 547 69 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 4.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 39.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 290 2,137 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 4,557 regulated public water systems in Washington.

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 Peterson Farms water safe to drink? ▼
Peterson Farms (PWS ID: WA5301484) has 547 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 290 people using Groundwater sources.
How many people does Peterson Farms serve? ▼
Peterson Farms serves 290 people in Woodland, Washington. It is a Private-owned system using Groundwater water sources with 40 service connections.
What type of violations does Peterson Farms have? ▼
Peterson Farms has 547 total violations: 0 health-based violations (MCL exceedances or treatment failures), 546 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Peterson Farms water? ▼
No PFAS testing data is available for Peterson Farms under the EPA's UCMR5 monitoring program.
What water source does Peterson Farms use? ▼
Peterson Farms 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.
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.