Photo: Cathy from USA · CC BY-SA 2.0Living in San Ysidro, NM: what to set up and who to call
An EPA health-based violation from 2025 is still open for San Ysidro Water Supply System. Power in San Ysidro comes from Jemez Mountains Elec Coop, a cooperative utility rather than a private company.
I’m new in town
What to set up in San Ysidro, 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 Ysidro.
Power comes from Jemez Mountains Elec Coop
Jemez Mountains Elec Coop (Jemez Mountains Elec Coop, Inc), a cooperative utility, serves all of San Ysidro. Its homes paid an average of 15.8¢ per kWh in 2025, about $90 a month (its average across New Mexico).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from San Ysidro Water Supply System
San Ysidro Water Supply System supplies almost all of San Ysidro. It draws ground water and serves 166 people in all.
18 health-based violations reported to EPA in the five years to October 2026: fluoride ×11, arsenic ×4, a groundwater treatment requirement (Groundwater Rule) ×2, a lead and copper treatment requirement (Lead and Copper Rule Revisions), the latest beginning Jul 2025. 77% of the 15,074 systems serving 101–500 people had none. 1 older violation is still open, since 2025: a groundwater treatment requirement (Groundwater Rule), per EPA’s records.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2026–Dec 2028, was 1.4 ppb, below the 15 ppb action level that applied. The highest in five years was 2.4 ppb. That’s higher than 63% 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. NM3509723.
4 home internet providers serve San Ysidro
82% of 126 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Valor Telecommunications of Texas | DSL | 79% | 200/20 |
| Internet Services | Fixed wireless | 99% | 10/1 |
| Verizon | Fixed wireless | 73% | 300/20 |
| T-Mobile | Fixed wireless | 41% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
The nearest public drop-off is 3 miles away
Pickup rules, the dump and recycling in San Ysidro.
Jemez Transfer Station
151 Sawmill Road, Jemez Pueblo, NM, 87024 · run by Jemez Pueblo
This isn’t San Ysidro’s own facility. Whether San Ysidro 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 Ysidro is in Jemez Valley Public Schools.
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.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated Jul 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 27, 2026.
San Ysidro is in ZIP code 87053
ZIP codes where San Ysidro residents live, with the share of the town in each.
| ZIP | Post office name | Share of San Ysidro | ZIP’s residents in San Ysidro |
|---|---|---|---|
| 87053 | San Ysidro, NM | 100% | 17% |
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 Ysidro
Who supplies San Ysidro’s drinking water, and has it had violations?
San Ysidro Water Supply System (EPA ID NM3509723). It reported 18 health-based violations to EPA in the five years to October 2026: fluoride ×11, arsenic ×4, a groundwater treatment requirement (Groundwater Rule) ×2, a lead and copper treatment requirement (Lead and Copper Rule Revisions). 77% of systems its size had none. Its latest lead 90th percentile was 1.4 ppb (Jan 2026–Dec 2028), against a 15 ppb action level.
Who provides electricity in San Ysidro?
Jemez Mountains Elec Coop (Jemez Mountains Elec Coop, Inc), a cooperative utility. Its homes paid about 15.8¢ per kWh in 2025 (EIA).
What internet providers serve San Ysidro?
Valor Telecommunications of Texas, Internet Services, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in San Ysidro?
87053. Census 2020 ZIP Code Tabulation Areas.
What school district is San Ysidro in?
Jemez Valley Public Schools.
How do I register to vote in San Ysidro?
In New Mexico you can register online until 28 days before Election Day, in person up to and including Election Day, or by mail (postmarked 28 days before). Elections here are run by the Sandoval County Clerk. Check your registration at voterportal.servis.sos.state.nm.us.
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 27, 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.