Living in Oak Valley, TX: what to set up and who to call
The latest lead test reported by Corbet WSC, which supplies Oak Valley, came in at 18.2 ppb (Jan 2024–Dec 2026), above the 15 ppb action level. Oncor delivers the power in Oak Valley, but in Texas’s open market you choose the company that sells it.
I’m new in town
What to set up in Oak Valley, 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 Oak Valley.
Power comes from Oncor
Oncor (Oncor Electric Delivery Co.), an investor-owned utility, serves all of Oak Valley.
Start or move service: oncor.com · (888) 875-6279
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Corbet WSC
Corbet WSC supplies almost all of Oak Valley. It buys treated surface water (EPA lists City of Corsicana PWS as seller) and serves 3,234 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 7,966 systems serving 1,001–3,300 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2024–Dec 2026, was 18.2 ppb, above the 15 ppb action level that applied. That’s higher than 100% 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. TX1750013.
Which providers serve Oak Valley
This card will list the home internet providers the FCC’s National Broadband Map shows in Oak Valley, 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 Oak Valley’s trash rules yet
Pickup rules, the dump and recycling in Oak Valley.
Where your child goes to school
Public school districts and the school path by grade.
Oak Valley is in Corsicana Independent 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.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated Sep 2022; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Oak Valley is in ZIP code 75110
ZIP codes where Oak Valley residents live, with the share of the town in each.
| ZIP | Post office name | Share of Oak Valley | ZIP’s residents in Oak Valley |
|---|---|---|---|
| 75110 | Corsicana, TX | 100% | 1% |
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 Oak Valley
Who supplies Oak Valley’s drinking water, and has it had violations?
Corbet WSC (EPA ID TX1750013). 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 18.2 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in Oak Valley?
Oncor (Oncor Electric Delivery Co.), an investor-owned utility.
What ZIP codes are in Oak Valley?
75110. Census 2020 ZIP Code Tabulation Areas.
What school district is Oak Valley in?
Corsicana Independent School District.
How do I register to vote in Oak Valley?
Texas has no online registration; you can register in person until 30 days before Election Day or by mail (postmarked 30 days before). Elections here are run by the Navarro County Early Voting Clerk. Check your registration at teamrv-mvp.sos.texas.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.