Public water system record
Sawyerwood Estates Water System
Serves Black Diamond, King County, WA · 46 people served
Federal records show no health-based violations and 1 monitoring/reporting issue for Sawyerwood Estates Water System 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
- 1
Key facts
- Sawyerwood Estates Water System draws water from 1 well.
- Record on file since 1979, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 15 unknown out of 23 service lines.
Check whether Sawyerwood Estates Water System 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.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2022 | Resolved |
Full record since 1979
EPA's records for Sawyerwood Estates Water System go back to 1979. Before October 19, 2016 they list no health-based violations and 34 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 9 |
| 1990s | 0 | 2 |
| 2000s | 0 | 20 |
| 2010 to October 18, 2016 | 0 | 3 |
| 2020s | 0 | 1 |
Where the water comes from
Sawyerwood Estates Water System draws water from 1 well.
Annual water quality report
Sawyerwood Estates Water System 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 Sawyerwood Estates Water System 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