Photo: ASDFGH · CC BY-SA 4.0Living in West Covina, CA: what to set up and who to call
West Covina spans 3 ZIP codes; 91790 holds the most residents (42%). For emergencies, West Covina is closest to Emanate Health Inter-Community Hospital, 2.6 miles away.
I’m new in town
What to set up in West Covina, 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 West Covina.
Power comes from Southern California Edison
Southern California Edison (Southern California Edison Co), an investor-owned utility, serves 97.1% of West Covina residents. 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 Suburban Water Systems-San Jose
Suburban Water Systems-San Jose supplies West Covina: about 70% of residents live in its service area. Azusa Light and Water serves another 13%. Three Valleys Mwd serves another 9%. About 10% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It buys treated surface water (EPA lists Valley County Water Dist. and La Puente Valley Cwd and Metropolitan Water Dist. of So. Cal. and Pomona - City, Water Dept. and Covina Valley Water Company - Wholesale as sellers) and serves 168,843 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 86% of the 332 systems serving 100,001–250,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2023–Dec 2025, was 0.0 ppb, below the 15 ppb action level that applied. Results below detection are reported as 0, so 0 doesn’t mean no lead at any tap.
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. CA1910205.
5 home internet providers serve West Covina
99% of 24,529 addresses can get 100/20 Mbps; 73% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Spectrum | Cable, Fiber | 98% | 1,000/35 |
| Frontier | Fiber, DSL | 81% | 7,000/7,000 |
| T-Mobile | Fixed wireless | 53% | 100/20 |
| Verizon | Fixed wireless | 51% | 300/20 |
| AT&T | Fixed wireless | 49% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have West Covina’s trash rules yet
Pickup rules, the dump and recycling in West Covina.
Where your child goes to school
Public school districts and the school path by grade.
Most of West Covina (51%) is in West Covina Unified School District; parts are in Covina-Valley Unified School District (27%) and Rowland Unified School District (21%).
B+School gradeSee 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 Sep 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
West Covina spans 3 ZIP codes
ZIP codes where West Covina residents live, with the share of the town in each.
| ZIP | Post office name | Share of West Covina | ZIP’s residents in West Covina |
|---|---|---|---|
| 91790 | West Covina, CA | 42% | 100% |
| 91791 | West Covina, CA | 31% | 99% |
| 91792 | West Covina, CA | 27% | 95% |
A few homes fall in 91789. 91793 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 West Covina
Who supplies West Covina’s drinking water, and has it had violations?
Suburban Water Systems-San Jose (EPA ID CA1910205). It reported no health-based violations to EPA in the five years to October 2026; 86% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in West Covina?
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 West Covina?
Spectrum, Frontier, T-Mobile, Verizon, AT&T (FCC, as of December 2025).
What ZIP codes are in West Covina?
91790 (42%), 91791 (31%), 91792 (27%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is West Covina in?
West Covina Unified School District. Parts of the city are in Covina-Valley Unified School District and Rowland Unified School District.
How do I register to vote in West Covina?
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 Los Angeles Registrar-Recorder County Clerk. 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.