Photo: Ken Lund · CC BY-SA 2.0Living in Dayton, NV: what to set up and who to call
Dayton has no town government of its own, so Lyon County runs its elections and most services, and its children attend Lyon County School District. Spectrum and AT&T both wire most of Dayton; 43% of addresses can get fiber.
I’m new in town
What to set up in Dayton, 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 Dayton.
Power comes from NV Energy
NV Energy (Sierra Pacific Power Co.), an investor-owned utility, serves all of Dayton. Its homes paid an average of 13.7¢ per kWh in 2025, about $91 a month (its average across Nevada).
Start or move service: nvenergy.com
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Dayton Valley Water System
Dayton Valley Water System supplies Dayton: about 86% of residents live in its service area. About 14% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water (EPA lists Carson City Public Works as seller) and serves 16,000 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 83% of the 3,525 systems serving 10,001–50,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2024–Dec 2026, was 1.9 ppb, below the 15 ppb action level that applied. That’s higher than 64% 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 (EPA’s estimate). Violations are counted by the start of their compliance period. NV0000032.
5 home internet providers serve Dayton
96% of 6,377 addresses can get 100/20 Mbps; 43% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Spectrum | Cable, Fiber | 96% | 1,000/1,000 |
| AT&T | Fiber, Fixed wireless, DSL | 61% | 5,000/5,000 |
| Hot Spot Broadband | Fixed wireless | 100% | 100/50 |
| Verizon | Fixed wireless | 34% | 25/6 |
| T-Mobile | Fixed wireless | 10% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Dayton’s trash rules yet
Pickup rules, the dump and recycling in Dayton.
Where your child goes to school
Public school districts and the school path by grade.
Dayton is in Lyon County School District.
C+School 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
Dayton is unincorporated, so Lyon County is the local government.
Election office: FVAP local election office directory, updated Jun 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Dayton is in ZIP code 89403
ZIP codes where Dayton residents live, with the share of the town in each.
| ZIP | Post office name | Share of Dayton | ZIP’s residents in Dayton |
|---|---|---|---|
| 89403 | Dayton, NV | 100% | 90% |
A few homes fall in 89428.
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 Dayton
Who supplies Dayton’s drinking water, and has it had violations?
Dayton Valley Water System (EPA ID NV0000032). It reported no health-based violations to EPA in the five years to October 2026; 83% of systems its size had none. Its latest lead 90th percentile was 1.9 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in Dayton?
NV Energy (Sierra Pacific Power Co.), an investor-owned utility. Its homes paid about 13.7¢ per kWh in 2025 (EIA).
What internet providers serve Dayton?
Spectrum, AT&T, Hot Spot Broadband, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Dayton?
89403. Census 2020 ZIP Code Tabulation Areas.
What school district is Dayton in?
Lyon County School District.
How do I register to vote in Dayton?
In Nevada you can register online until 5 days before Election Day, in person up to and including Election Day, or by mail (postmarked 28 days before). Elections here are run by the Lyon County Clerk. Check your registration at nvsos.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.