Living in Ducor, CA: what to set up and who to call
An EPA health-based violation from 2024 is still open for the Ducor Csd water system. Ducor has no town government of its own, so Tulare County runs its elections and most services, and its children attend Porterville Unified School District (9-12).
I’m new in town
What to set up in Ducor, 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 Ducor.
Power comes from Southern California Edison
Southern California Edison (Southern California Edison Co), an investor-owned utility, serves all of Ducor. 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 Ducor Csd water system
The Ducor Csd water system supplies almost all of Ducor. It draws ground water and serves 616 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. 78% of the 5,327 systems serving 501–1,000 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 2022–Dec 2024, 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. CA5400542.
9 home internet providers serve Ducor
100% of 172 addresses can get 100/20 Mbps; 98% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Ducor Telephone Company | DSL, Fiber | 99% | 1,000/1,000 |
| Spectrum | Fiber | 94% | 1,000/1,000 |
| Applied Technology Group | Fixed wireless | 100% | 500/500 |
| OACYS Technology | Fixed wireless | 100% | 100/30 |
| Varcomm Broadband | Fixed wireless | 100% | 100/20 |
| unWired Broadband | Fixed wireless | 100% | 1,000/1,000 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Ducor’s trash rules yet
Pickup rules, the dump and recycling in Ducor.
Where your child goes to school
Public school districts and the school path by grade.
Ducor is in two districts that split the grades: Porterville Unified School District (9-12) and Ducor Union 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
Ducor is unincorporated, so Tulare 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.
Ducor is in ZIP code 93218
ZIP codes where Ducor residents live, with the share of the town in each.
| ZIP | Post office name | Share of Ducor | ZIP’s residents in Ducor |
|---|---|---|---|
| 93218 | Ducor, CA | 100% | 63% |
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 Ducor
Who supplies Ducor’s drinking water, and has it had violations?
The Ducor Csd water system (EPA ID CA5400542). 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). 78% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Ducor?
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 Ducor?
Ducor Telephone Company, Spectrum, Applied Technology Group, OACYS Technology, Varcomm Broadband, unWired Broadband (FCC, as of December 2025).
What ZIP codes are in Ducor?
93218. Census 2020 ZIP Code Tabulation Areas.
What school district is Ducor in?
Porterville Unified School District (9-12) and Ducor Union Elementary School District.
How do I register to vote in Ducor?
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 Tulare 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 National Broadband Map, as of December 2025.