PlainWater

LAKE SAMISH TERRACE LLC

PWS ID: WA5344540 · Lynden, Washington 98264

LAKE SAMISH TERRACE LLC serves 115 people in Lynden, Washington using Groundwater water sources. It has 165 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: LAKE SAMISH TERRACE LLC

LAKE SAMISH TERRACE LLC is a private-owned community water system that delivers drinking water to 115 residents in Lynden, Washington (Whatcom County) through 72 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 165 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 156 monitoring and reporting violations are on file. The most recent violation on record dates to 2014.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 13 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. LAKE SAMISH TERRACE LLC's 165 violations sit above the Washington average. Statewide, 98 of 247 UCMR5-tested systems have reported PFAS detections (39.7%). 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
115
Total Violations
165
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
72
County
Whatcom
School/Daycare
No
MCL Violations
0
Monitoring Violations
156
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 13 2005
Coliform (TCR) MR 7 2012
p-Dichlorobenzene MR 5 2005
Vinyl chloride MR 5 2005
trans-1,2-Dichloroethylene MR 5 2005
1,2-Dichloroethane MR 5 2005
Carbon tetrachloride MR 5 2005
1,2-Dichloropropane MR 5 2005
1,1,2-Trichloroethane MR 5 2005
Tetrachloroethylene MR 5 2005
CHLOROBENZENE MR 5 2005
Ethylbenzene MR 5 2005
Diquat MR 5 2005
cis-1,2-Dichloroethylene MR 5 2005
1,1,1-Trichloroethane MR 5 2005
Benzene MR 5 2005
Styrene MR 5 2005
Toluene MR 5 2005
o-Dichlorobenzene MR 5 2005
1,2,4-Trichlorobenzene MR 5 2005
DICHLOROMETHANE MR 5 2005
1,1-Dichloroethylene MR 5 2005
Trichloroethylene MR 5 2005
Consumer Confidence Rule Other 4 2014
Nitrate MR 2 2009
Pentachlorophenol MR 2 2008
Di(2-ethylhexyl) phthalate MR 1 2008
LASSO MR 1 2008
Heptachlor epoxide MR 1 2008
HEXACHLOROBENZENE MR 1 2008

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 LAKE SAMISH TERRACE LLC.

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 WA5344540 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 LAKE SAMISH TERRACE LLC 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
2014 Consumer Confidence Rule Other 4 SDWIS / WA5344540 / 7000
2012 Coliform (TCR) MR 7 SDWIS / WA5344540 / 3100
2009 Nitrate MR 2 SDWIS / WA5344540 / 1040
2008 Pentachlorophenol MR 2 SDWIS / WA5344540 / 2326
2008 Di(2-ethylhexyl) phthalate MR 1 SDWIS / WA5344540 / 2039
2008 LASSO MR 1 SDWIS / WA5344540 / 2051
2008 Heptachlor epoxide MR 1 SDWIS / WA5344540 / 2067
2008 HEXACHLOROBENZENE MR 1 SDWIS / WA5344540 / 2274
2008 Benzo(a)pyrene MR 1 SDWIS / WA5344540 / 2306
2008 Chlordane MR 1 SDWIS / WA5344540 / 2959
2008 2,4,5-TP MR 1 SDWIS / WA5344540 / 2110
2008 Atrazine MR 1 SDWIS / WA5344540 / 2050
2008 Endrin MR 1 SDWIS / WA5344540 / 2005
2008 Methoxychlor MR 1 SDWIS / WA5344540 / 2015
2008 BHC-GAMMA MR 1 SDWIS / WA5344540 / 2010

How LAKE SAMISH TERRACE LLC Compares

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

Metric LAKE SAMISH TERRACE LLC Washington avg Federal benchmark
Total violations 165 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 115 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is LAKE SAMISH TERRACE LLC water safe to drink?
LAKE SAMISH TERRACE LLC (PWS ID: WA5344540) has 165 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 115 people using Groundwater sources.
How many people does LAKE SAMISH TERRACE LLC serve?
LAKE SAMISH TERRACE LLC serves 115 people in Lynden, Washington. It is a Private-owned system using Groundwater water sources with 72 service connections.
What type of violations does LAKE SAMISH TERRACE LLC have?
LAKE SAMISH TERRACE LLC has 165 total violations: 0 health-based violations (MCL exceedances or treatment failures), 156 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in LAKE SAMISH TERRACE LLC water?
No PFAS testing data is available for LAKE SAMISH TERRACE LLC under the EPA's UCMR5 monitoring program.
What water source does LAKE SAMISH TERRACE LLC use?
LAKE SAMISH TERRACE LLC 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial