Photo: Jeffrey Beall · CC BY-SA 3.0Living in Otis, CO: what to set up and who to call
The Town of Otis water system reported one health-based violation to EPA in the last five years: a groundwater treatment requirement (Groundwater Rule), beginning Jul 2022. Power in Otis comes from Y-W Electric Assn, a cooperative utility rather than a private company.
I’m new in town
What to set up in Otis, 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 Otis.
Power comes from Y-W Electric Assn
Y-W Electric Assn (Y-W Electric Assn Inc), a cooperative utility, serves all of Otis. Its homes paid an average of 15.7¢ per kWh in 2025, about $122 a month (its average across Colorado).
Start or move service: ywelectric.coop · (970) 345-2291
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Town of Otis water system
The Town of Otis water system supplies almost all of Otis. It draws ground water and serves 600 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule), beginning Jul 2022. 78% of the 5,327 systems serving 501–1,000 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Jun 2026, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 2.0 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. CO0161010.
5 home internet providers serve Otis
97% of 278 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| CenturyLink | DSL | 77% | 40/3 |
| Viaero Wireless | Fixed wireless | 100% | 150/40 |
| ElektraFi | Fixed wireless | 97% | 400/80 |
| T-Mobile | Fixed wireless | 75% | 25/3 |
| Vistabeam | Fixed wireless | 32% | 50/5 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Otis’ trash rules yet
Pickup rules, the dump and recycling in Otis.
Where your child goes to school
Public school districts and the school path by grade.
Otis is in Otis School District R-3.
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 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Otis is in ZIP code 80743
ZIP codes where Otis residents live, with the share of the town in each.
| ZIP | Post office name | Share of Otis | ZIP’s residents in Otis |
|---|---|---|---|
| 80743 | Otis, CO | 100% | 46% |
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 Otis
Who supplies Otis’ drinking water, and has it had violations?
The Town of Otis water system (EPA ID CO0161010). It reported 1 health-based violation to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule). 78% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan–Jun 2026), against a 15 ppb action level.
Who provides electricity in Otis?
Y-W Electric Assn (Y-W Electric Assn Inc), a cooperative utility. Its homes paid about 15.7¢ per kWh in 2025 (EIA).
What internet providers serve Otis?
CenturyLink, Viaero Wireless, ElektraFi, T-Mobile, Vistabeam (FCC, as of December 2025).
What ZIP codes are in Otis?
80743. Census 2020 ZIP Code Tabulation Areas.
What school district is Otis in?
Otis School District R-3.
How do I register to vote in Otis?
In Colorado you can register online until 8 days before Election Day, in person up to and including Election Day, or by mail (postmarked 8 days before). Elections here are run by the Washington County Clerk and Recorder. Check your registration at sos.state.co.us.
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.