Lummi Island, WA · Whatcom County

LISECC Water System

Current status

1 open health-based violation on record as of July 4, 2026. See the violation history below for contaminant and status details.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Washington’s official records. Always confirm current status with Washington before making decisions based on this information.

System facts

System ID (PWSID): WA5343290
System type: Community Water System
Population served: 357
Service connections: 222
Ownership: privately owned
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
December 1, 2025 – December 31, 2025
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
November 1, 2025 – November 30, 2025
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2025 – July 31, 2025
Resolved
Single Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
November 1, 2021 – November 30, 2021
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
May 1, 2021 – May 31, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
April 1, 2021
Addressed
Single Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
January 1, 2021 – January 31, 2021
Archived
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
December 1, 2020 – December 31, 2020
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
November 1, 2020 – November 30, 2020
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
July 1, 2020 – July 31, 2020
Archived
Single Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
July 1, 2020 – July 31, 2020
Archived
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
May 1, 2020 – May 31, 2020
Resolved
Single Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
April 1, 2020 – April 30, 2020
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
April 1, 2020 – April 30, 2020
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 2019 – January 3, 2019
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
October 1, 2019 – January 3, 2019
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
September 1, 2019 – November 7, 2019
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
August 1, 2019 – October 14, 2019
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 19, 1994 – November 18, 1994
Archived

Resolved addressed and confirmed by the stateAddressed corrective action reported, pending final confirmationArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
December 1, 2025 – December 31, 2025	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
November 1, 2025 – November 30, 2025	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
July 1, 2025 – July 31, 2025	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
November 1, 2021 – November 30, 2021	Single Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
May 1, 2021 – May 31, 2021	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
April 1, 2021	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Addressed
January 1, 2021 – January 31, 2021	Single Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Archived
December 1, 2020 – December 31, 2020	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
November 1, 2020 – November 30, 2020	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
July 1, 2020 – July 31, 2020	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Archived
July 1, 2020 – July 31, 2020	Single Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Archived
May 1, 2020 – May 31, 2020	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
April 1, 2020 – April 30, 2020	Single Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
April 1, 2020 – April 30, 2020	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
November 1, 2019 – January 3, 2019	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
October 1, 2019 – January 3, 2019	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
September 1, 2019 – November 7, 2019	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
August 1, 2019 – October 14, 2019	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
October 19, 1994 – November 18, 1994	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived

Resolved addressed and confirmed by the stateAddressed corrective action reported, pending final confirmationArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

January 15, 2026State Compliance achieved2 linked violations
November 14, 2025State Violation/Reminder Notice3 linked violations
August 31, 2025State Compliance achieved1 linked violation
March 11, 2022State Compliance achieved1 linked violation
September 2, 2021State Violation/Reminder Notice1 linked violation
September 2, 2021State Compliance achieved1 linked violation
February 22, 2021State Compliance achieved2 linked violations
February 22, 2021State Violation/Reminder Notice2 linked violations
July 16, 2020State Compliance achieved1 linked violation
June 2, 2020State Violation/Reminder Notice2 linked violations
June 2, 2020State Compliance achieved1 linked violation
June 2, 2020State Compliance achieved1 linked violation
January 21, 2020State Administrative/Compliance Order without penalty issued15 linked violations
November 7, 2019State Compliance achieved1 linked violation
October 14, 2019State Violation/Reminder Notice3 linked violations
October 14, 2019State Compliance achieved1 linked violation
January 3, 2019State Compliance achieved2 linked violations

Contact

LISECC

Phone not on record

Lummi Island, WA 98262