Public water system record
Hesperia WD
Serves Hesperia, San Bernardino County, CA · 100,744 people served
Federal records show no health-based violations and no monitoring or reporting issues for Hesperia WD 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
- Hesperia WD draws water from 16 wells (1 of them for emergency, seasonal or other part-time use).
- Most recent formal enforcement: compliance order (no penalty) by California, July 2005.
- Record on file since 1999, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 29,023 service lines.
Check whether Hesperia WD 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 1999
EPA's records for Hesperia WD go back to 1999. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 2 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 1 |
| 2000s | 1 | 0 |
| 2010 to October 18, 2016 | 0 | 1 |
Most recent health-based violation before October 19, 2016: Total Coliform, began February 2005, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2005 | Resolved |
Enforcement actions
California regulators took 2 formal enforcement actions against Hesperia WD between 1999 and 2005. The most recent was a compliance order (no penalty) in July 2005.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jul 1, 2005 | California | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
| Nov 17, 1999 | California | Compliance order (no penalty) | 1 violation: Total Coliform |
Where the water comes from
Hesperia WD draws water from 16 wells (1 of them for emergency, seasonal or other part-time use). It also buys water from Mojave Water Agency.
Buys water from
- Mojave Water Agency Apple Valley, CA
Annual water quality report
Hesperia WD 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 California.
Certified drinking water labs by state EPA guidance for private wells