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Non-Transient Non-Community Water System · PWS WA5318777

Satsop Business Park

Aberdeen, Washington 98520 - drinking water served from surface water sources to 544 people, tracked in EPA SDWIS and UCMR5.

544
People served
5,255
EPA violations
3
Health-based
Untested
UCMR5 result

The verdict

EPA records 5,255 drinking-water violations at Satsop Business Park - above the Washington per-system average.

5,255
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
544
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Satsop Business Park

Satsop Business Park is a local-owned non-transient non-community water system that delivers drinking water to 544 residents in Aberdeen, Washington (Grays Harbor County) through 41 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 5,255 total violations for this system , of which 3 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 5,252 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is 1,2,4-Trichlorobenzene, recorded in 266 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%).

Satsop Business Park's 5,255 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
544
Total Violations
5,255
Health-Based Violations
3
Water Source
Surface Water

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
41
County
Grays Harbor
School/Daycare
No
MCL Violations
3
Monitoring Violations
5,252
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
1,2,4-Trichlorobenzene MR 266 2012
cis-1,2-Dichloroethylene MR 266 2012
DICHLOROMETHANE MR 266 2012
o-Dichlorobenzene MR 266 2012
Vinyl chloride MR 266 2012
1,1-Dichloroethylene MR 266 2012
trans-1,2-Dichloroethylene MR 266 2012
1,1,1-Trichloroethane MR 266 2012
Carbon tetrachloride MR 266 2012
1,1,2-Trichloroethane MR 266 2012
Ethylbenzene MR 266 2012
Styrene MR 266 2012
1,2-Dichloroethane MR 266 2012
1,2-Dichloropropane MR 266 2012
CHLOROBENZENE MR 266 2012
Benzene MR 266 2012
p-Dichlorobenzene MR 266 2012
Toluene MR 249 2012
Tetrachloroethylene MR 242 2012
Trichloroethylene MR 232 2012
Diquat MR 5 2005
Coliform (TCR) MCL 3 1995
Revised Total Coliform Rule MON 1 2019
Coliform (TCR) MR 1 1996

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 Satsop Business Park.

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 WA5318777 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 Satsop Business Park 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
2019 Revised Total Coliform Rule MON 1 SDWIS / WA5318777 / 8000
2012 1,2,4-Trichlorobenzene MR 266 SDWIS / WA5318777 / 2378
2012 cis-1,2-Dichloroethylene MR 266 SDWIS / WA5318777 / 2380
2012 DICHLOROMETHANE MR 266 SDWIS / WA5318777 / 2964
2012 o-Dichlorobenzene MR 266 SDWIS / WA5318777 / 2968
2012 Vinyl chloride MR 266 SDWIS / WA5318777 / 2976
2012 1,1-Dichloroethylene MR 266 SDWIS / WA5318777 / 2977
2012 trans-1,2-Dichloroethylene MR 266 SDWIS / WA5318777 / 2979
2012 1,1,1-Trichloroethane MR 266 SDWIS / WA5318777 / 2981
2012 Carbon tetrachloride MR 266 SDWIS / WA5318777 / 2982
2012 1,1,2-Trichloroethane MR 266 SDWIS / WA5318777 / 2985
2012 Ethylbenzene MR 266 SDWIS / WA5318777 / 2992
2012 Styrene MR 266 SDWIS / WA5318777 / 2996
2012 1,2-Dichloroethane MR 266 SDWIS / WA5318777 / 2980
2012 1,2-Dichloropropane MR 266 SDWIS / WA5318777 / 2983

How Satsop Business Park Compares

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

Metric Satsop Business Park Washington avg Federal benchmark
Total violations 5,255 69 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 3 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 544 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 Satsop Business Park water safe to drink? ▼
Satsop Business Park (PWS ID: WA5318777) has 5255 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 544 people using Surface Water sources.
How many people does Satsop Business Park serve? ▼
Satsop Business Park serves 544 people in Aberdeen, Washington. It is a Local-owned system using Surface Water water sources with 41 service connections.
What type of violations does Satsop Business Park have? ▼
Satsop Business Park has 5,255 total violations: 3 health-based violations (MCL exceedances or treatment failures), 5,252 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Satsop Business Park water? ▼
No PFAS testing data is available for Satsop Business Park under the EPA's UCMR5 monitoring program.
What water source does Satsop Business Park use? ▼
Satsop Business Park uses Surface Water 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.