Public water system record
Town of Herndon
On record as serving Fairfax County, VA · Serves 24,601 people
Federal records show no health-based violations and no monitoring or reporting issues for Town of Herndon 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
- Town of Herndon buys its water from Fairfax County Water Authority.
- Record on file since 2007, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 5,898 service lines.
Check whether Town of Herndon 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 2007
EPA's records for Town of Herndon go back to 2007. Before October 19, 2016 they list 1 health-based violation (1 resolved) and no monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 1 | 0 |
Most recent health-based violation before October 19, 2016: Total Coliform, began September 2007, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2007 | Resolved |
Where the water comes from
Town of Herndon buys its water from Fairfax County Water Authority. It lists no wells or intakes of its own.
Buys water from
- Fairfax County Water Authority Herndon, VA
Annual water quality report
Town of Herndon 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 Virginia.
Certified drinking water labs by state EPA guidance for private wells