MADERA CO SA1-INDIAN LAKES
California — Community Water System — PWSID: CA2010011
System Information
| PWSID | CA2010011 |
| System Name | MADERA CO SA1-INDIAN LAKES |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 5, 1981 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | California |
| City | MADERA |
| ZIP Code | 93637 |
| Address | 200 WEST 4TH ST., THIRD FLOOR |
| Organization | TOLER, PHIL |
| Phone | 559-675-7811 |
Population & Service
| Population Served | 1,562 |
| Service Connections | 473 |
Drinking Water Violations (18)
This water system has 18 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2016 | Dec 31, 2016 | TTHM | MR | No | No | — | 0.080 mg/L | — | Resolved | Sep 2, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2015 | Dec 31, 2015 | Total Haloacetic Acids (HAA5) | MR | No | No | — | 0.060 mg/L | — | Resolved | Dec 31, 2015 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2015 | Dec 31, 2015 | Total Haloacetic Acids (HAA5) | MR | No | No | — | 0.060 mg/L | — | Resolved | Dec 31, 2015 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2008 | Apr 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2008 | Total Coliform Rule |
| Apr 1, 2008 | Apr 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2008 | Total Coliform Rule |
| Jan 1, 2001 | Dec 31, 2007 | Radium-228 | MR | No | No | — | — | — | Resolved | Dec 31, 2007 | Radionuclides and Revised Rad Rule |
| Jan 1, 2001 | Dec 31, 2007 | Radium-228 | MR | No | No | — | — | — | Resolved | Dec 31, 2007 | Radionuclides and Revised Rad Rule |
| Jan 1, 2001 | Jan 1, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jan 1, 2002 | Nitrate Rule |
| Jan 1, 2001 | Jan 1, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jan 1, 2002 | Nitrate Rule |
| Jul 1, 1999 | Jul 31, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1999 | Total Coliform Rule |
| May 1, 1998 | May 31, 1998 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1998 | Total Coliform Rule |
| Jan 1, 1997 | Jan 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 1997 | Total Coliform Rule |
| Jan 1, 1997 | Jan 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 1997 | Total Coliform Rule |
| Jan 2, 1996 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 17, 2004 | Lead and Copper Rule |
| Jan 2, 1996 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 17, 2004 | Lead and Copper Rule |
| May 1, 1992 | May 31, 1992 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1992 | Total Coliform Rule |
| May 1, 1992 | May 31, 1992 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1992 | Total Coliform Rule |
| Oct 1, 1989 | Oct 31, 1989 | Other | No | No | — | — | — | Archived | Oct 31, 1989 | Miscellaneous Other Rules |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.