Living in Mesa, CA: what to set up and who to call
Mesa has no town government of its own, so Inyo County runs its elections and most services, and its children attend Bishop Unified School District (9-12). For a library card, the closest branch is Bishop Branch Library, 8.7 miles out.
I’m new in town
What to set up in Mesa, 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 Mesa.
Power comes from Southern California Edison
Southern California Edison (Southern California Edison Co), an investor-owned utility, serves all of Mesa. Its homes paid an average of 31.5¢ per kWh in 2025, about $149 a month (its average across California, for customers on its standard service). California lets you buy power from another supplier; 30% of Southern California Edison’s home customers do, and Southern California Edison still delivers it.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Control Gorge Power Plant Ladwp water system
The Control Gorge Power Plant Ladwp water system supplies Mesa: about 12% of residents live in its service area. About 88% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water influenced by surface water and serves 32 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 11,392 systems serving <=100 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2025, was 0.6 ppb, below the 15 ppb action level that applied. The highest in five years was 20.5 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. CA1400155.
2 home internet providers serve Mesa
83% of 125 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Optimum | Cable | 85% | 500/20 |
| Frontier | DSL | 3% | 10/1 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Mesa’s trash rules yet
Pickup rules, the dump and recycling in Mesa.
Where your child goes to school
Public school districts and the school path by grade.
Mesa is in two districts that split the grades: Bishop Unified School District (9-12) and Round Valley Joint Elementary 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
Mesa is unincorporated, so Inyo County is the local government.
Election office: FVAP local election office directory, updated Jul 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Mesa is in ZIP code 93514
ZIP codes where Mesa residents live, with the share of the town in each.
| ZIP | Post office name | Share of Mesa | ZIP’s residents in Mesa |
|---|---|---|---|
| 93514 | Bishop, CA | 100% | 2% |
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 Mesa
Who supplies Mesa’s drinking water, and has it had violations?
The Control Gorge Power Plant Ladwp water system (EPA ID CA1400155). It reported no health-based violations to EPA in the five years to October 2026; 78% of systems its size had none. Its latest lead 90th percentile was 0.6 ppb (Jan–Dec 2025), against a 15 ppb action level.
Who provides electricity in Mesa?
Southern California Edison (Southern California Edison Co), an investor-owned utility. Its homes paid about 31.5¢ per kWh in 2025 (EIA).
What internet providers serve Mesa?
Optimum, Frontier (FCC, as of December 2025).
What ZIP codes are in Mesa?
93514. Census 2020 ZIP Code Tabulation Areas.
What school district is Mesa in?
Bishop Unified School District (9-12) and Round Valley Joint Elementary School District.
How do I register to vote in Mesa?
In California you can register online until 15 days before Election Day, in person up to and including Election Day, or by mail (postmarked 15 days before). Elections here are run by the Inyo County Clerk-Elections. Check your registration at voterstatus.sos.ca.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.