Living in Ocotillo, CA: what to set up and who to call
An EPA health-based violation from 2024 is still open for Ocotillo Mutual Water Co. Ocotillo has no town government of its own, so Imperial County runs its elections and most services, and its children attend Imperial Unified School District.
I’m new in town
What to set up in Ocotillo, 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 Ocotillo.
Power comes from Imperial Irrigation District
Imperial Irrigation District (Imperial Irrigation District), a political subdivision utility, serves all of Ocotillo. Its homes paid an average of 18.7¢ per kWh in 2025, about $202 a month (its average across California).
Start or move service: iid.com
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Ocotillo Mutual Water Co
Ocotillo Mutual Water Co supplies Ocotillo: about 45% of residents live in its service area. Coyote Valley Mutual Water Co serves another 41%. About 16% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water and serves 150 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a lead and copper treatment requirement (Lead and Copper Rule Revisions), beginning Oct 2024. 77% of the 15,074 systems serving 101–500 people had none. 1 older violation is still open, since 2024: a lead and copper treatment requirement (Lead and Copper Rule Revisions), per EPA’s records.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2021–Dec 2023, was 0.7 ppb, below the 15 ppb action level that applied. 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. CA1300513.
Which providers serve Ocotillo
This card will list the home internet providers the FCC’s National Broadband Map shows in Ocotillo, the share of addresses that can get 100/20 Mbps and the share with fiber, with the map’s “as of” date.
Source to come: FCC Broadband Data Collection.
We don’t have Ocotillo’s trash rules yet
Pickup rules, the dump and recycling in Ocotillo.
Where your child goes to school
Public school districts and the school path by grade.
Ocotillo is in Imperial Unified 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
Ocotillo is unincorporated, so Imperial County is the local government.
Election office: FVAP local election office directory, updated Sep 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Ocotillo is in ZIP code 92259
ZIP codes where Ocotillo residents live, with the share of the town in each.
| ZIP | Post office name | Share of Ocotillo | ZIP’s residents in Ocotillo |
|---|---|---|---|
| 92259 | Ocotillo, CA | 100% | 66% |
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 Ocotillo
Who supplies Ocotillo’s drinking water, and has it had violations?
Ocotillo Mutual Water Co (EPA ID CA1300513). It reported 1 health-based violation to EPA in the five years to October 2026: a lead and copper treatment requirement (Lead and Copper Rule Revisions). 77% of systems its size had none. Its latest lead 90th percentile was 0.7 ppb (Jan 2021–Dec 2023), against a 15 ppb action level.
Who provides electricity in Ocotillo?
Imperial Irrigation District (Imperial Irrigation District), a political subdivision utility. Its homes paid about 18.7¢ per kWh in 2025 (EIA).
What ZIP codes are in Ocotillo?
92259. Census 2020 ZIP Code Tabulation Areas.
What school district is Ocotillo in?
Imperial Unified School District.
How do I register to vote in Ocotillo?
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 Imperial County Registrar of Voters. 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): pending.