Four Lakes, WA · Spokane County
FOUR LAKES WATER DISTRICT 10 Water System
Consumer Confidence Report status
FOUR LAKES WATER DISTRICT 10 must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for FOUR LAKES WATER DISTRICT 10.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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)
- WA5326200
- System type
- Community Water System
- Population served
- 433
- Service connections
- 184
- Ownership
- local government
- Water source
- groundwater (wells)
FOUR LAKES WATER DISTRICT 10 is one of 3,227 community water systems in Washington in the 500 or fewer people size category, serving 433 people from groundwater.
As of August 1, 2026, its federal record holds 15 entries between 1979 and 2024, all of which EPA lists as closed.
Of the 15, 10 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves inorganic chemicals, the Total Coliform Rules, and the Radionuclides and Revised Rad Rule.
Violation history
Monitoring, Regular
—Nitrate
January 1, 2024 – December 31, 2024
ResolvedMaximum Contaminant Level Violation, Single Sample
Health-basedNitrate
October 1, 2006 – December 31, 2006
ArchivedMaximum Contaminant Level Violation, Acute (TCR)
Health-basedColiform (TCR)
August 1, 1994 – August 31, 1994
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
July 1, 1994 – July 31, 1994
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
April 1, 1993 – April 30, 1993
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
January 1, 1993 – January 31, 1993
ArchivedMonitoring, Regular
—Chromium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Fluoride
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
—Arsenic
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Barium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Cadmium
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 |
|---|---|---|---|---|
| January 1, 2024 – December 31, 2024 | Monitoring, Regular | Nitrate | — | Resolved |
| October 1, 2006 – December 31, 2006 | Maximum Contaminant Level Violation, Single Sample | Nitrate | Health-based | Archived |
| August 1, 1994 – August 31, 1994 | Maximum Contaminant Level Violation, Acute (TCR) | Coliform (TCR) | Health-based | Archived |
| July 1, 1994 – July 31, 1994 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| April 1, 1993 – April 30, 1993 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| January 1, 1993 – January 31, 1993 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Chromium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Fluoride | — | 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 | Arsenic | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Barium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Cadmium | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- June 17, 2025State Compliance achieved1 linked violation
- August 31, 1994State Violation/Reminder Notice1 linked violation
- July 31, 1994State Violation/Reminder Notice1 linked violation
- April 30, 1992State Violation/Reminder Notice1 linked violation
- December 31, 1991State Violation/Reminder Notice1 linked violation
Common questions
Is FOUR LAKES WATER DISTRICT 10 required to publish a Consumer Confidence Report?
- Yes. FOUR LAKES WATER DISTRICT 10 is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is FOUR LAKES WATER DISTRICT 10’s next Consumer Confidence Report due?
- FOUR LAKES WATER DISTRICT 10’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does FOUR LAKES WATER DISTRICT 10 have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for FOUR LAKES WATER DISTRICT 10.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
FOUR LAKES WATER DISTRICT 10
Phone not on record
Four Lakes, WA 99014