Mount Vernon, WA · Skagit County
BIG LAKE WATER ASSN. Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of January 7, 2014. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.
If you are a resident looking for your current water provider, see water systems in Skagit County, WA.
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)
- WA5306700
- System type
- Community Water System
- Population served
- 118
- Service connections
- 45
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—ETHYLENE DIBROMIDE
October 1, 2007 – December 31, 2007
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
October 1, 2007 – December 31, 2007
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
October 1, 2007 – December 31, 2007
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
October 1, 2007 – December 31, 2007
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
July 1, 2007 – September 30, 2007
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
July 1, 2007 – September 30, 2007
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
July 1, 2007 – September 30, 2007
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
July 1, 2007 – September 30, 2007
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
May 1, 2006 – May 31, 2006
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
January 1, 2006 – January 31, 2006
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
March 1, 2005 – March 31, 2005
ArchivedMonitoring, Regular
—ETHYLENE DIBROMIDE
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2005 – December 31, 2007
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
January 1, 2005 – December 31, 2006
ResolvedMonitoring, Regular
—Nitrate
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Nitrate
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
April 1, 2000 – April 30, 2000
ArchivedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
April 1, 1995 – April 30, 1995
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
March 1, 1995 – March 31, 1995
ArchivedMonitoring, Regular
—Barium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Cadmium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Chromium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Mercury
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Nitrate
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Selenium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Fluoride
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Arsenic
October 1, 1979 – October 31, 1979
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2007 – December 31, 2007 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| October 1, 2007 – December 31, 2007 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| October 1, 2007 – December 31, 2007 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| October 1, 2007 – December 31, 2007 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| July 1, 2007 – September 30, 2007 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| July 1, 2007 – September 30, 2007 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| July 1, 2007 – September 30, 2007 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| July 1, 2007 – September 30, 2007 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| May 1, 2006 – May 31, 2006 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| January 1, 2006 – January 31, 2006 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| March 1, 2005 – March 31, 2005 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| January 1, 2005 – December 31, 2006 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | Nitrate | — | Resolved |
| April 1, 2000 – April 30, 2000 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| April 1, 1995 – April 30, 1995 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Archived |
| March 1, 1995 – March 31, 1995 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Barium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Cadmium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Chromium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Mercury | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Nitrate | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Selenium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Fluoride | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Arsenic | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- April 14, 2010State Compliance achieved2 linked violations
- April 14, 2010State Compliance achieved4 linked violations
- April 14, 2010State Compliance achieved4 linked violations
Last known contact on file (system is inactive)
BIG LAKE WATER ASSN.
Phone not on record
Mount Vernon, WA 98274