Manning Cabin · Photo: National Park Service inventory · Public domainLiving in Rincon Valley, AZ: what to set up and who to call
Rincon Valley has no town government of its own, so Pima County runs its elections and most services, and its children attend Vail Unified District. Tap water in most of Rincon Valley comes from Saguaro Water Company, which has a clean five-year EPA record (about 22% of systems its size had a health-based violation) and a latest lead result below detection.
I’m new in town
What to set up in Rincon 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 Rincon Valley.
Power comes from Tucson Electric Power
Tucson Electric Power (Tucson Electric Power Co), an investor-owned utility, serves 99.1% of Rincon Valley residents. Its homes paid an average of 14.9¢ per kWh in 2025, about $117 a month (its average across Arizona).
Start or move service: uns.com
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Saguaro Water Company
Saguaro Water Company supplies Rincon Valley: about 57% of residents live in its service area. Spanish Trail Water Company serves another 18%. Pantano Water Coop serves another 7%. About 15% 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 3,243 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–Dec 2026, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 8.1 ppb. 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. AZ0410177.
9 home internet providers serve Rincon Valley
79% of 3,138 addresses can get 100/20 Mbps; 6% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Cox Communications | Cable, Fiber | 63% | 2,000/100 |
| CenturyLink | DSL | 30% | 100/10 |
| Quantum Fiber | Fiber | 19% | 2,000/1,000 |
| Hawk Networks | Fixed wireless | 95% | 900/900 |
| Simply Bits | Fixed wireless | 67% | 100/30 |
| Verizon | Fixed wireless | 58% | 300/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Rincon Valley’s trash rules yet
Pickup rules, the dump and recycling in Rincon Valley.
Where your child goes to school
Public school districts and the school path by grade.
Rincon Valley is in Vail Unified District.
ASchool gradeSee 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
Rincon Valley is unincorporated, so Pima 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 Sep 12, 2025.
Rincon Valley spans 2 ZIP codes
ZIP codes where Rincon Valley residents live, with the share of the town in each.
| ZIP | Post office name | Share of Rincon Valley | ZIP’s residents in Rincon Valley |
|---|---|---|---|
| 85641 | Vail, AZ | 69% | 13% |
| 85747 | Tucson, AZ | 31% | 6% |
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 Rincon Valley
Who supplies Rincon Valley’s drinking water, and has it had violations?
Saguaro Water Company (EPA ID AZ0410177). 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 0.0 ppb (Jan–Dec 2026), against a 15 ppb action level.
Who provides electricity in Rincon Valley?
Tucson Electric Power (Tucson Electric Power Co), an investor-owned utility. Its homes paid about 14.9¢ per kWh in 2025 (EIA).
What internet providers serve Rincon Valley?
Cox Communications, CenturyLink, Quantum Fiber, Hawk Networks, Simply Bits, Verizon (FCC, as of December 2025).
What ZIP codes are in Rincon Valley?
85641 (69%), 85747 (31%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Rincon Valley in?
Vail Unified District.
How do I register to vote in Rincon Valley?
In Arizona you can register online until 29 days before Election Day, in person until 29 days before Election Day, or by mail (postmarked 29 days before). Elections here are run by the Pima County Recorder. Check your registration at my.arizona.vote.
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 Sep 12, 2025 (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.