MOUNT HERMON WATER DISTRICT
Louisiana — Community Water System — PWSID: LA1117021
System Information
| PWSID | LA1117021 |
| System Name | MOUNT HERMON WATER DISTRICT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jun 3, 1997 |
| Last Reported | Mar 31, 2026 |
Location & Contact
| State | Louisiana |
| City | MOUNT HERMON |
| ZIP Code | 70405 |
| Address | — |
| Organization | VERNON, AVAN |
| Phone | — |
Population & Service
| Population Served | 1,107 |
| Service Connections | 369 |
Drinking Water Violations (40)
This water system has 40 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2025 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Oct 1, 2025 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Aug 6, 2025 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jul 1, 2025 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jun 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Jun 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Jun 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Jun 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Jun 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Jun 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Feb 12, 2025 | — | |
| Jul 1, 2013 | Jun 30, 2014 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2014 | — | |
| Jul 1, 2013 | Jun 30, 2014 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2014 | — | |
| Jul 1, 2013 | Jun 30, 2014 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2014 | — | |
| Jul 1, 2013 | Jun 30, 2014 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2014 | — | |
| Jul 1, 2013 | Jun 30, 2014 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2014 | — | |
| Jul 1, 2013 | Jun 30, 2014 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2014 | — | |
| Jul 1, 2013 | Jun 30, 2014 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2014 | — | |
| Jul 1, 2013 | Jun 30, 2014 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2014 | — | |
| Jan 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jan 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jan 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jan 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jan 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jan 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jan 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jan 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2013 | — | |
| May 1, 2012 | May 31, 2012 | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 2012 | — | |
| May 1, 2012 | May 31, 2012 | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 2012 | — | |
| May 1, 2012 | May 31, 2012 | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 2012 | — | |
| Aug 1, 2011 | Aug 31, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2011 | — | |
| Aug 1, 2011 | Aug 31, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2011 | — | |
| Aug 1, 2011 | Aug 31, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2011 | — | |
| Aug 1, 2011 | Aug 31, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2011 | — | |
| Aug 1, 2011 | Aug 31, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2011 | — | |
| Jan 1, 2008 | Jan 31, 2008 | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 2008 | — | |
| Jan 1, 2008 | Jan 31, 2008 | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 2008 | — | |
| Jan 1, 2008 | Jan 31, 2008 | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 2008 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.