Public water system record
Marygold MWC
Serves Fontana and Bloomington, San Bernardino County, CA · 3,055 people served
Federal records show no health-based violations and 1 monitoring/reporting issue for Marygold MWC 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
- Marygold MWC draws water from 2 wells.
- Most recent formal enforcement: compliance order (no penalty) by California, October 2016.
- Record on file since 2009, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 983 service lines.
Check whether Marygold MWC 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 |
|---|---|---|
|
Nitrate
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Full record since 2009
EPA's records for Marygold MWC go back to 2009. 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 |
|---|---|---|
| 2000s | 0 | 1 |
| 2010 to October 18, 2016 | 1 | 1 |
| 2020s | 0 | 1 |
Most recent health-based violation before October 19, 2016: Total Coliform, began September 2014, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2014 | Resolved |
Enforcement actions
California regulators took 1 formal enforcement action against Marygold MWC in 2016. The most recent was a compliance order (no penalty) in October 2016.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Oct 7, 2016 | California | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
Where the water comes from
Marygold MWC draws water from 2 wells. It also has emergency connections to West Valley Water District, City of Rialto and San Gabriel Valley WC - Fontana.
Emergency or part-time connections to
- West Valley Water District Rialto, CA
- City of Rialto Rialto, CA
- San Gabriel Valley WC - Fontana Fontana, CA
Annual water quality report
Marygold MWC 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.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
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