Lopez Island, WA · San Juan County
NORTH LOPEZ SERVICE Water System
Current status
No open violations on record as of July 4, 2026.
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)
- WA5360665
- System type
- Community Water System
- Population served
- 114
- Service connections
- 59
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—1,1-Dichloroethylene
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Arsenic
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Barium
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Cadmium
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Chromium
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—CYANIDE
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Fluoride
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Mercury
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Nickel
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Nitrite
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Selenium
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Antimony, Total
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Beryllium, Total
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Thallium, Total
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Vinyl chloride
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Carbon tetrachloride
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Trichloroethylene
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Tetrachloroethylene
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—CHLOROBENZENE
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Benzene
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Toluene
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Ethylbenzene
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Styrene
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Beryllium, Total
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Nitrite
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Selenium
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Antimony, Total
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Thallium, Total
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Vinyl chloride
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Carbon tetrachloride
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Trichloroethylene
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Tetrachloroethylene
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—CHLOROBENZENE
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Benzene
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Toluene
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Ethylbenzene
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Styrene
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Arsenic
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Barium
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Cadmium
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Chromium
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—CYANIDE
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Fluoride
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Mercury
January 1, 2020 – December 31, 2022
ArchivedMonitoring, Regular
—Nickel
January 1, 2020 – December 31, 2022
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
March 1, 2000 – March 31, 2000
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
October 1, 1996 – October 31, 1996
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
November 1, 1992 – November 30, 1992
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
November 1, 1991 – November 30, 1991
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | 1,1-Dichloroethylene | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Arsenic | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Barium | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Cadmium | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Chromium | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | CYANIDE | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Fluoride | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Mercury | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Nickel | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Nitrite | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Selenium | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Antimony, Total | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Beryllium, Total | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Thallium, Total | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | DICHLOROMETHANE | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | o-Dichlorobenzene | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | p-Dichlorobenzene | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Vinyl chloride | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | 1,2-Dichloroethane | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Carbon tetrachloride | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | 1,2-Dichloropropane | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Trichloroethylene | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Tetrachloroethylene | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | CHLOROBENZENE | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Benzene | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Toluene | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Ethylbenzene | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Styrene | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Beryllium, Total | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Nitrite | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Selenium | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Antimony, Total | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Thallium, Total | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | DICHLOROMETHANE | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | o-Dichlorobenzene | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | p-Dichlorobenzene | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Vinyl chloride | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | 1,1-Dichloroethylene | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | 1,2-Dichloroethane | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Carbon tetrachloride | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | 1,2-Dichloropropane | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Trichloroethylene | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Tetrachloroethylene | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | CHLOROBENZENE | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Benzene | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Toluene | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Ethylbenzene | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Styrene | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Arsenic | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Barium | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Cadmium | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Chromium | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | CYANIDE | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Fluoride | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Mercury | — | Archived |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Nickel | — | Archived |
| March 1, 2000 – March 31, 2000 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| October 1, 1996 – October 31, 1996 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| November 1, 1992 – November 30, 1992 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| November 1, 1991 – November 30, 1991 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- March 31, 2000State Public Notification requested3 linked violations
- March 31, 2000State Public Notification received2 linked violations
- October 31, 1991State Violation/Reminder Notice1 linked violation
- September 30, 1991State Site Visit for enforcement purposesgeneral compliance action — not tied to a specific violation on record
Contact
NORTH LOPEZ SERVICE
Phone not on record
Lopez Island, WA 98261-0683