PINE TERRACE WATER ASSOCIATION

PWSID: WA5367600 · Coupeville, WA · Serves 181 people

According to EPA Safe Drinking Water Information System (SDWIS), PINE TERRACE WATER ASSOCIATION (PWSID WA5367600) in Coupeville, WA is listed as a CWS water system covering about 181 people. The same extract lists 2 health-based violation records spanning 2025-2025. Those 2 health-based rows for PINE TERRACE WATER ASSOCIATION cover contaminants such as TTHM; they remain historical EPA registry entries, not a current compliance or drinkability score.

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Health-Based Records

PINE TERRACE WATER ASSOCIATION has 2 health-based violation records in this historical extract. Monitoring and reporting records are not included.

Population Served
181
Health-Based Violation Records
2
Distinct Contaminant Codes
1
Source Type
Groundwater

PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 1 distinct EPA contaminant code appears in this system's record, including TTHM. Recorded violations span 2025–2025. Day-to-day primacy enforcement for this system runs through the Washington drinking-water program, not EPA directly.

A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Washington state drinking-water program's public portal.

System Details

EPA ID (PWSID)
WA5367600
System Type
CWS
Water Source
Groundwater
Location
Coupeville, WA
Population Served
181
Health Violations
Yes (2)

What contaminants are in this water system?

Contaminant Violations Health-Based
TTHM 2 2

Violation History (2)

Contaminant Health Date
TTHM Yes Apr 1, 2025
TTHM Yes Apr 1, 2025

Frequently Asked Questions

What does EPA SDWIS list for PINE TERRACE WATER ASSOCIATION?
PINE TERRACE WATER ASSOCIATION has 2 health-based violation records in this historical extract. Monitoring and reporting records are not included. The system uses groundwater water as its source.
How many people does PINE TERRACE WATER ASSOCIATION serve?
PINE TERRACE WATER ASSOCIATION serves 181 people in Coupeville, WA. It is classified as a CWS water system.
What violations does PINE TERRACE WATER ASSOCIATION have?
PINE TERRACE WATER ASSOCIATION has 2 health-based violation records in PlainEnviro's extract spanning 2025–2025. Monitoring and reporting records are not included.
What contaminants have been found in PINE TERRACE WATER ASSOCIATION water?
Violations have been recorded for 1 contaminant. The most frequent: TTHM.

Compare beyond Washington

Nationwide peers by violations & population served

Cross-state SDWIS systems nearest PINE TERRACE WATER ASSOCIATION on cumulative violation count (2) and EPA-reported population served (181). Violation-count peers include SAINT REGIS MOHAWK TRIBE, REDBY/RED LAKE, Kickapoo Traditional Tribe.

About This Data

PINE TERRACE WATER ASSOCIATION (WA5367600) is drawn from EPA SDWIS. Nearby county systems in this extract include OAK HARBOR CITY OF; NAVAL AIR STATION/WHIDBEY ISLAND; COUPEVILLE TOWN OF; CAMANO WATER ASSOCIATION. Health-based rows (2 MCL/TT) are historical registry state, not a current drinkability score.

Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services

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