[WaterSystemViolationPulse](/v/watersystemviolationpulse) / compare

# Desoto Parish Water Works District 1 vs City Of Pontchatoula Water System: WaterSystemViolationPulse comparison

**Desoto Parish Water Works District 1's population served of 7,173 is 1.1x City Of Pontchatoula Water System's 6,657 (96th percentile). Desoto Parish Water Works District 1 is dated 2026-05-29; City Of Pontchatoula Water System 2026-06-30.**

Data as of 2026-11-05 · [Compiled by Zalwin](/research/watersystemviolationpulse) from U.S. EPA Safe Drinking Water Information System (SDWIS) via Envirofacts and EPA ECHO Copy citation

Download all 30 LA WaterSystemViolationPulse records (CSV) — $4.99 →

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## How does Desoto Parish Water Works District 1 compare to City Of Pontchatoula Water System?

| Field | Desoto Parish Water Works District 1 | City Of Pontchatoula Water System |
|---|---|---|
| Water system | Desoto Parish Water Works District 1 | City Of Pontchatoula Water System |
| PWSID | LA1031030 | LA1105019 |
| System type | Community water system | Community water system |
| Owner type | Local government | Local government |
| Population served | 7173 | 6657 |
| Location | LA | LA |
| Contaminant | Revised Total Coliform Rule | Groundwater Rule |
| Rule group | Microbial (coliform, E. coli, treatment technique) | Microbial (coliform, E. coli, treatment technique) |
| Compliance period | 2026-05-29 | 2026-06-30 |
| Status | Returned to compliance | Open |
| Returned to compliance | 2026-06-01 | |
| Public notice tier | 2 | 2 |
| population served percentile | 96th | 96th |
| Score | 50/100 | 75/100 |
| Peer rank and all 30 LA records (CSV) | Every comparable record ranked, with amounts, dates and scores 🔒 Click to unlock → |
| Official source URLs for every peer record | Direct links to each record at its government source 🔒 Click to unlock → |

Official records: [Desoto Parish Water Works District 1](https://echo.epa.gov/detailed-facility-report?fid=110013747909) · [City Of Pontchatoula Water System](https://echo.epa.gov/detailed-facility-report?fid=110012870090)

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From EPA SDWIS federal data, which lags state records by up to a quarter. A violation is a regulatory finding about a water system, not a statement about current water quality. Verify with the state drinking water program.

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