Public water system record

Suburban Mobile Park

Serves an area of Island County, WA · 60 people served

Federal records show 1 health-based violation and 8 monitoring/reporting issues for Suburban Mobile Park in the last ten years. The most serious issue in this window was a Total Trihalomethanes (TTHMs) violation that EPA lists as archived, not resolved.

  • WA5384730
  • COUPEVILLE
  • WA
  • 60 served

System profile

Source water Groundwater
ZIP 98239
EPA system ID WA5384730

Verify this system on EPA ECHO →

Health-based violations, last 10 years
1
Resolved
0
Unresolved
0
Archived by EPA
1
Any acute record
No
Monitoring issues, last 10 years
8

Key facts

  • Suburban Mobile Park draws water from 3 wells.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 98.6 µg/L, federal limit 80 µg/L (1.2 times the limit), 2024.
  • Most recent formal enforcement: compliance order (no penalty) by Washington, September 2024.
  • Record on file since 1979, with 0 health-based violations before October 19, 2016.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 98.6 µg/L, federal limit 80 µg/L (1.2 times the limit)
220 Apr 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2024 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2024 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Oct 1, 2023 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Oct 1, 2023 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2023 Resolved
Revised Total Coliform Rule
Monitoring violation
Sep 1, 2022 Resolved
Lead and Copper Rule
Monitoring and reporting
Jan 1, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
Jan 1, 2019 Resolved

Full record since 1979

EPA's records for Suburban Mobile Park go back to 1979. Before October 19, 2016 they list no health-based violations and 38 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1970s 0 9
1990s 0 16
2000s 0 13
October 19, 2016 to 2019 0 1
2020s 1 7

Enforcement actions

Washington regulators took 1 formal enforcement action against Suburban Mobile Park in 2024. The most recent was a compliance order (no penalty) in September 2024.

Date By Action Violations covered
Sep 17, 2024 Washington Compliance order (no penalty) 1 violation (1 health-based): Total Trihalomethanes (TTHMs)

What the violations mean

Total Trihalomethanes (TTHMs)

1 incident

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Where the water comes from

Suburban Mobile Park draws water from 3 wells.

Annual water quality report

Suburban Mobile Park must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Suburban Mobile Park for a copy.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Washington.