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Transient Non-Community Water System · PWS WA5352679

Silver Lake Park - Main Campground

Bellingham, Washington 98225 - drinking water served from groundwater sources to 553 people, tracked in EPA SDWIS and UCMR5.

553
People served
20
EPA violations
10
Health-based
Untested
UCMR5 result

The verdict

EPA records 20 drinking-water violations at Silver Lake Park - Main Campground, 50% of them health-based - below the Washington per-system average.

20
Total EPA violations on record
50%
Health-based (MCL / treatment failure)
553
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Silver Lake Park - Main Campground

Silver Lake Park - Main Campground is a local-owned transient non-community water system that delivers drinking water to 553 residents in Bellingham, Washington (Whatcom County) through 115 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 20 total violations for this system , of which 10 (50%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 9 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 10 violations (MCL, health-based). 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%).

Silver Lake Park - Main Campground's 20 violations sit below 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
553
Total Violations
20
Health-Based Violations
10
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Local
Connections
115
County
Whatcom
School/Daycare
No
MCL Violations
10
Monitoring Violations
9
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 10 2005
Nitrate MR 3 2023
Revised Total Coliform Rule MON 3 2020
Coliform (TCR) MR 3 2010

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 Silver Lake Park - Main Campground.

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 WA5352679 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 Silver Lake Park - Main Campground 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 Nitrate MR 3 SDWIS / WA5352679 / 1040
2020 Revised Total Coliform Rule MON 3 SDWIS / WA5352679 / 8000
2010 Coliform (TCR) MR 3 SDWIS / WA5352679 / 3100
2005 Coliform (TCR) MCL 10 SDWIS / WA5352679 / 3100

How Silver Lake Park - Main Campground Compares

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

Metric Silver Lake Park - Main Campground Washington avg Federal benchmark
Total violations 20 69 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 10 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 553 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 Silver Lake Park - Main Campground water safe to drink? ▼
Silver Lake Park - Main Campground (PWS ID: WA5352679) has 20 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 553 people using Groundwater sources.
How many people does Silver Lake Park - Main Campground serve? ▼
Silver Lake Park - Main Campground serves 553 people in Bellingham, Washington. It is a Local-owned system using Groundwater water sources with 115 service connections.
What type of violations does Silver Lake Park - Main Campground have? ▼
Silver Lake Park - Main Campground has 20 total violations: 10 health-based violations (MCL exceedances or treatment failures), 9 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Silver Lake Park - Main Campground water? ▼
No PFAS testing data is available for Silver Lake Park - Main Campground under the EPA's UCMR5 monitoring program.
What water source does Silver Lake Park - Main Campground use? ▼
Silver Lake Park - Main Campground uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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.