Trevino-Uribe Rancho · Photo: Mario Sánchez · Public domainLiving in San Ygnacio, TX: what to set up and who to call
The Zapata County San Ygnacio and Ramireno water system reported 13 health-based violations to EPA in the last five years: a surface water treatment requirement (Interim Enhanced Surface Water Treatment Rule) ×8, disinfection byproducts (TTHM) ×4, a lead and copper treatment requirement (Lead and Copper Rule Revisions). 78% of systems its size reported none. San Ygnacio has no town government of its own, so Zapata County runs its elections and most services, and its children attend Zapata County Independent School District.
I’m new in town
What to set up in San Ygnacio, 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 San Ygnacio.
Power comes from Medina Electric Coop
Medina Electric Coop (Medina Electric Coop, Inc), a cooperative utility, serves all of San Ygnacio. Its homes paid an average of 12.5¢ per kWh in 2025, about $144 a month (its average across Texas).
Start or move service: medinaec.org · (866) 632-3532
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Zapata County San Ygnacio and Ramireno water system
The Zapata County San Ygnacio and Ramireno water system supplies almost all of San Ygnacio. It draws surface water and serves 1,254 people in all.
13 health-based violations reported to EPA in the five years to October 2026: a surface water treatment requirement (Interim Enhanced Surface Water Treatment Rule) ×8, disinfection byproducts (TTHM) ×4, a lead and copper treatment requirement (Lead and Copper Rule Revisions), the latest beginning Oct 2024. 78% of the 7,966 systems serving 1,001–3,300 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2026, was 1.0 ppb, below the 15 ppb action level that applied. The highest in five years was 2.7 ppb. That’s lower than 52% 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. Violations are counted by the start of their compliance period. TX2530003.
4 home internet providers serve San Ygnacio
99% of 326 addresses can get 100/20 Mbps; 99% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Texhoma Fiber | Fiber | 99% | 1,000/500 |
| Spectrum | Cable, Fiber | 93% | 1,000/1,000 |
| AT&T | Fixed wireless | 73% | 100/20 |
| T-Mobile | Fixed wireless | 37% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
The nearest public drop-off is 1 miles away
Pickup rules, the dump and recycling in San Ygnacio.
Zapata County Landfill
This isn’t San Ygnacio’s own facility. Whether San Ygnacio residents may use it is the town’s rule: check the town’s office.
OpenStreetMap, as of Oct 9, 2026. © OpenStreetMap contributors.
Where your child goes to school
Public school districts and the school path by grade.
San Ygnacio is in Zapata County Independent School District.
Test scores and every school: see 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
San Ygnacio is unincorporated, so Zapata County is the local government.
Election office: FVAP local election office directory, updated Aug 2019; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
San Ygnacio is in ZIP code 78067
ZIP codes where San Ygnacio residents live, with the share of the town in each.
| ZIP | Post office name | Share of San Ygnacio | ZIP’s residents in San Ygnacio |
|---|---|---|---|
| 78067 | San Ygnacio, TX | 100% | 82% |
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 San Ygnacio
Who supplies San Ygnacio’s drinking water, and has it had violations?
The Zapata County San Ygnacio and Ramireno water system (EPA ID TX2530003). It reported 13 health-based violations to EPA in the five years to October 2026: a surface water treatment requirement (Interim Enhanced Surface Water Treatment Rule) ×8, disinfection byproducts (TTHM) ×4, a lead and copper treatment requirement (Lead and Copper Rule Revisions). 78% of systems its size had none. Its latest lead 90th percentile was 1.0 ppb (Jan–Dec 2026), against a 15 ppb action level.
Who provides electricity in San Ygnacio?
Medina Electric Coop (Medina Electric Coop, Inc), a cooperative utility. Its homes paid about 12.5¢ per kWh in 2025 (EIA).
What internet providers serve San Ygnacio?
Texhoma Fiber, Spectrum, AT&T, T-Mobile (FCC, as of December 2025).
What ZIP codes are in San Ygnacio?
78067. Census 2020 ZIP Code Tabulation Areas.
What school district is San Ygnacio in?
Zapata County Independent School District.
How do I register to vote in San Ygnacio?
Texas has no online registration; you can register in person until 30 days before Election Day or by mail (postmarked 30 days before). Elections here are run by the Zapata County Early Voting Clerk. Check your registration at teamrv-mvp.sos.texas.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 Nov 18, 2024 (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.