Public water system record
Ferndale
Serves Ferndale, Whatcom County, WA · 19,305 people served
Federal records show no health-based violations and 3 monitoring/reporting issues for Ferndale 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
- 3
Key facts
- Ferndale draws water from 4 wells.
- Record on file since 1979, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 5,055 service lines.
Check whether Ferndale 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 |
|---|---|---|
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Resolved |
Full record since 1979
EPA's records for Ferndale go back to 1979. Before October 19, 2016 they list no health-based violations and 19 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 9 |
| 1990s | 0 | 2 |
| 2010 to October 18, 2016 | 0 | 8 |
| 2020s | 0 | 3 |
Where the water comes from
Ferndale draws water from 4 wells. 1 other community water system buys water from Ferndale. 3 other public water systems have emergency connections to Ferndale.
Community systems that buy water from it
- Northwest Water Assoc. Inc. Lynden, WA
Annual water quality report
Ferndale 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 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
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