LAKE ST JOHN WATERWORKS DISTRICT 1
Louisiana — Community Water System — PWSID: LA1029006
System Information
| PWSID | LA1029006 |
| System Name | LAKE ST JOHN WATERWORKS DISTRICT 1 |
| 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 | Mar 31, 2026 |
Location & Contact
| State | Louisiana |
| City | FERRIDAY |
| ZIP Code | 71334 |
| Address | LAKE ST JOHN WATERWORKS DISTRICT NO 1 |
| Organization | MCCARTNEY, JAMIE |
| Phone | 318-757-3853 |
Population & Service
| Population Served | 2,067 |
| Service Connections | 689 |
Drinking Water Violations (731)
This water system has 731 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, 2023 | Dec 31, 2023 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2023 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2023 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2023 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2023 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 91 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 91 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 65 UG/L | 0.060 mg/L | 60 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 65 UG/L | 0.060 mg/L | 60 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 65 UG/L | 0.060 mg/L | 60 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 65 UG/L | 0.060 mg/L | 60 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 65 UG/L | 0.060 mg/L | 60 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 91 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 91 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 91 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | .068 MG/L | 0.060 mg/L | .06 | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | .089 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | .068 MG/L | 0.060 mg/L | .06 | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | .089 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | .089 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | .068 MG/L | 0.060 mg/L | .06 | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | .068 MG/L | 0.060 mg/L | .06 | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | .068 MG/L | 0.060 mg/L | .06 | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | .089 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | .089 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2023 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | .063 MG/L | 0.060 mg/L | .06 | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | .082 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | .063 MG/L | 0.060 mg/L | .06 | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | .063 MG/L | 0.060 mg/L | .06 | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | .063 MG/L | 0.060 mg/L | .06 | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | .082 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | .082 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | .082 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | .063 MG/L | 0.060 mg/L | .06 | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | .082 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2022 | — | |
| May 4, 2022 | — | Other | No | No | — | — | — | Resolved | Sep 21, 2022 | — | |
| May 4, 2022 | — | Other | No | No | — | — | — | Resolved | Sep 21, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MCL | Yes | No | .066 MG/L | 0.060 mg/L | .06 | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MCL | Yes | No | .066 MG/L | 0.060 mg/L | .06 | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MCL | Yes | No | .066 MG/L | 0.060 mg/L | .06 | Resolved | Jun 30, 2022 | — |
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.