Photo: Public domain · Public domainLiving in Cecilia, LA: what to set up and who to call
Cecilia Water Corporation reported 5 health-based violations to EPA in the last five years: a groundwater treatment requirement (Groundwater Rule) ×5. 83% of systems its size reported none. Cecilia has no town government of its own, so St. Martin Parish runs its elections and most services, and its children attend St. Martin Parish School District.
I’m new in town
What to set up in Cecilia, and who provides it. Tap an answer for the details and where they come from.
Power, water and internet
Who to call to start service at a new address in Cecilia.
Power comes from Southwest Louisiana E M C
Southwest Louisiana E M C (Southwest Louisiana E M C), a cooperative utility, serves all of Cecilia. Its homes paid an average of 11.6¢ per kWh in 2025, about $162 a month (its average across Louisiana).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Cecilia Water Corporation
Cecilia Water Corporation supplies almost all of Cecilia. It draws ground water and serves 12,420 people in all.
5 health-based violations reported to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule) ×5, the latest beginning Jul 2022. 83% of the 3,525 systems serving 10,001–50,000 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2021–Dec 2023, was 3.0 ppb, below the 15 ppb action level that applied. That’s higher than 79% of similar systems’ latest results.
The system’s full record: EPA ECHO report
EPA SDWIS via Envirofacts (violations pulled Oct 9, 2026) and ECHO (lead samples, 2026Q3); service area: EPA Community Water System Service Area Boundaries v3.0 (EPA’s estimate). Violations are counted by the start of their compliance period. LA1099005.
6 home internet providers serve Cecilia
93% of 856 addresses can get 100/20 Mbps; 67% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Cox Communications | Cable, Fiber | 88% | 2,000/100 |
| Brightspeed | Fiber, DSL | 79% | 2,000/2,000 |
| AT&T | Fixed wireless | 83% | 100/20 |
| Acadianabroadband | Fixed wireless | 28% | 40/10 |
| Verizon | Fixed wireless | 14% | 300/20 |
| T-Mobile | Fixed wireless | 9% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Cecilia’s trash rules yet
Pickup rules, the dump and recycling in Cecilia.
Where your child goes to school
Public school districts and the school path by grade.
Cecilia is in St. Martin Parish School District.
BSchool gradeSee Schools →U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.
No town hall: the county runs things
Cecilia is unincorporated, so St. Martin Parish is the local government.
Election office: FVAP local election office directory, updated Oct 2024; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Cecilia spans 2 ZIP codes
ZIP codes where Cecilia residents live, with the share of the town in each.
| ZIP | Post office name | Share of Cecilia | ZIP’s residents in Cecilia |
|---|---|---|---|
| 70517 | Breaux Bridge, LA | 74% | 5% |
| 70512 | Arnaudville, LA | 26% | 5% |
70521 is P.O. box or single-organization ZIP with no homes.
Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.
Getting around, the ER and the library
One line each; the subject pages have the rest.
ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.
Questions about living in Cecilia
Who supplies Cecilia’s drinking water, and has it had violations?
Cecilia Water Corporation (EPA ID LA1099005). It reported 5 health-based violations to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule) ×5. 83% of systems its size had none. Its latest lead 90th percentile was 3.0 ppb (Jan 2021–Dec 2023), against a 15 ppb action level.
Who provides electricity in Cecilia?
Southwest Louisiana E M C (Southwest Louisiana E M C), a cooperative utility. Its homes paid about 11.6¢ per kWh in 2025 (EIA).
What internet providers serve Cecilia?
Cox Communications, Brightspeed, AT&T, Acadianabroadband, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Cecilia?
70517 (74%), 70512 (26%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Cecilia in?
St. Martin Parish School District.
How do I register to vote in Cecilia?
In Louisiana you can register online until 20 days before Election Day, in person until 30 days before Election Day, or by mail (postmarked 30 days before). Elections here are run by the St Martin Parish Registrar of Voters. Check your registration at voterportal.sos.la.gov.
Sources & dates
Every answer above names its source. Here they are with their dates.
- Water: EPA SDWIS (Envirofacts, pulled Oct 9, 2026), ECHO SDWA 2026Q3, EPA CWS Service Area Boundaries v3.0.
- Power: HIFLD Electric Retail Service Territories (map Aug 2023); EIA-861 final 2025.
- Trash: OpenStreetMap, Geofabrik extract of Oct 9, 2026. © OpenStreetMap contributors (ODbL).
- ZIP codes: Census 2020 ZCTA relationship files; GeoNames postal codes (CC BY 4.0).
- Schools: NCES Common Core of Data, 2024–25.
- Registration: vote.gov, updated Aug 3, 2026 (read Oct 10, 2026). Official sites and area codes: Wikidata.
- Election office: FVAP local election office directory (fetched Oct 10, 2026; each record dated), EAC EAVS 2024 jurisdictions; registration and lookup links from vote.gov’s state data, checked Oct 10, 2026.
- Internet: FCC National Broadband Map, as of December 2025.