Public water system record
Twanoh Heights Community Club
Serves an area of Mason County, WA · 118 people served
Federal records show no health-based violations and no monitoring or reporting issues for Twanoh Heights Community Club in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 0
Key facts
- Twanoh Heights Community Club draws water from 1 well.
- Most recent formal enforcement: signed compliance agreement by Washington, March 1993.
- Record on file since 1979, with 6 health-based violations before October 19, 2016.
Check whether Twanoh Heights Community Club serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016, and no monitoring or reporting violations either.
Full record since 1979
EPA's records for Twanoh Heights Community Club go back to 1979. Before October 19, 2016 they list 6 health-based violations (6 archived by EPA without a recorded fix) and 20 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 8 |
| 1990s | 6 | 11 |
| 2000s | 0 | 1 |
Most recent health-based violation before October 19, 2016: Total Coliform, began December 1997, Archived.
Show all 6 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 1997 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1997 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1996 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Apr 1, 1996 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 1996 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 1994 | Archived |
Enforcement actions
Washington regulators took 1 formal enforcement action against Twanoh Heights Community Club in 1993. The most recent was a signed compliance agreement in March 1993.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Mar 4, 1993 | Washington | Signed compliance agreement | 10 violations: Total Coliform |
Where the water comes from
Twanoh Heights Community Club draws water from 1 well.
Annual water quality report
Twanoh Heights Community Club must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Twanoh Heights Community Club for a copy.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Washington.
Certified drinking water labs by state EPA guidance for private wells