Public water system record
Mountain Springs Mutual Water Company
Serves Lexington Hills, Santa Clara County, CA · 40 people served
Federal records show no health-based violations and 1 monitoring/reporting issue for Mountain Springs Mutual Water Company 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
- Mountain Springs Mutual Water Company buys its water from San Jose Water.
- Most recent formal enforcement: compliance order (no penalty) by California, January 2018.
- Record on file since 1980, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 0 lead and 1 unknown out of 19 service lines.
Check whether Mountain Springs Mutual Water Company 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
|
Dec 1, 2017 | Resolved |
Full record since 1980
EPA's records for Mountain Springs Mutual Water Company go back to 1980. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 16 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 10 |
| 1990s | 0 | 1 |
| 2000s | 1 | 3 |
| 2010 to October 18, 2016 | 0 | 2 |
| October 19, 2016 to 2019 | 0 | 1 |
Most recent health-based violation before October 19, 2016: Total Coliform (acute), began January 2003, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jan 1, 2003 | Resolved |
Enforcement actions
California regulators took 5 formal enforcement actions against Mountain Springs Mutual Water Company between 2002 and 2018. The most recent was a compliance order (no penalty) in January 2018.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jan 22, 2018 | California | Compliance order (no penalty) | 1 violation: Revised Total Coliform Rule |
| May 13, 2015 | California | Compliance order (no penalty) | 2 violations: Total Coliform, Groundwater Rule |
| Mar 7, 2003 | California | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
| Oct 29, 2002 | California | Compliance order (no penalty) | 1 violation: Total Coliform |
| Mar 7, 2002 | California | Compliance order (no penalty) | 1 violation: Total Coliform |
Where the water comes from
Mountain Springs Mutual Water Company buys its water from San Jose Water. EPA also lists 1 well, all for emergency, seasonal or other part-time use.
Buys water from
- San Jose Water San Jose, CA
Annual water quality report
Mountain Springs Mutual Water Company 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 Mountain Springs Mutual Water Company 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 California.
Certified drinking water labs by state EPA guidance for private wells