Public water system record
Golden Sierra Estates_fka Mother Lode
Serves East Sonora, Tuolumne County, CA · 210 people served
Federal records show no health-based violations and 2 monitoring/reporting issues for Golden Sierra Estates_fka Mother Lode in the last ten years. At least one of these issues remains unresolved.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 2
Key facts
- Golden Sierra Estates_fka Mother Lode draws water from 1 well.
- Record on file since 1980, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 75 service lines.
Check whether Golden Sierra Estates_fka Mother Lode 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 |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2025 | Active |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2025 | Resolved |
Full record since 1980
EPA's records for Golden Sierra Estates_fka Mother Lode go back to 1980. Before October 19, 2016 they list no health-based violations and 16 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 13 |
| 1990s | 0 | 1 |
| 2000s | 0 | 1 |
| 2010 to October 18, 2016 | 0 | 1 |
| 2020s | 0 | 2 |
Where the water comes from
Golden Sierra Estates_fka Mother Lode draws water from 1 well. It also has an emergency connection to Tud - Sonora/Jamestown Water System.
Emergency or part-time connections to
- Tud - Sonora/Jamestown Water System Sonora, CA
Annual water quality report
Golden Sierra Estates_fka Mother Lode 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 Golden Sierra Estates_fka Mother Lode 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