CITY OF DERIDDER WATER SYSTEM
Louisiana — Community Water System — PWSID: LA1011001
System Information
| PWSID | LA1011001 |
| System Name | CITY OF DERIDDER WATER SYSTEM |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Mar 6, 1980 |
| Last Reported | Nov 14, 2025 |
Location & Contact
| State | Louisiana |
| City | DERIDDER |
| ZIP Code | 70634 |
| Address | CITY OF DERIDDER WATER SYSTEM |
| Organization | HARRIS, MICHAEL |
| Phone | 337-462-8900 |
Population & Service
| Population Served | 14,400 |
| Service Connections | 4,800 |
Drinking Water Violations (22)
This water system has 22 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 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | TT | Yes | No | — | — | — | Resolved | Jan 10, 2025 | Lead and Copper Rule Revisions |
| May 1, 2016 | May 31, 2016 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | May 31, 2016 | Revised Total Coliform Rule |
| May 1, 2016 | May 31, 2016 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | May 31, 2016 | Revised Total Coliform Rule |
| May 1, 2016 | May 31, 2016 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | May 31, 2016 | Revised Total Coliform Rule |
| May 1, 2016 | May 31, 2016 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | May 31, 2016 | Revised Total Coliform Rule |
| Oct 1, 2015 | Dec 31, 2015 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2015 | Dec 31, 2015 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2015 | Dec 31, 2015 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2015 | Dec 31, 2015 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Apr 30, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2013 | Total Coliform Rule |
| Apr 1, 2013 | Apr 30, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2013 | Total Coliform Rule |
| Apr 1, 2013 | Apr 30, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2013 | Total Coliform Rule |
| Apr 1, 2013 | Apr 30, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2013 | Total Coliform Rule |
| Jul 1, 2008 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jan 6, 2009 | Consumer Confidence Rule |
| Jul 1, 2008 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jan 6, 2009 | Consumer Confidence Rule |
| Oct 1, 2002 | Oct 31, 2002 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Oct 31, 2002 | Total Coliform Rule |
| Oct 1, 2002 | Oct 31, 2002 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Oct 31, 2002 | Total Coliform Rule |
| Oct 1, 2002 | Oct 31, 2002 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Oct 31, 2002 | Total Coliform Rule |
| Jul 15, 1994 | Aug 14, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 14, 1994 | Total Coliform Rule |
| Jul 15, 1994 | Aug 14, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 14, 1994 | Total Coliform Rule |
| — | — | — | 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.