Photo: Quintin Soloviev · CC BY 4.0Living in Sheridan Lake, CO: what to set up and who to call
The Sheridan Lake WD water system reported 4 health-based violations to EPA in the last five years: a groundwater treatment requirement (Groundwater Rule) ×2, uranium, a lead and copper treatment requirement (Lead and Copper Rule Revisions). 77% of systems its size reported none. Power in Sheridan Lake comes from Southeast Colorado Power Assn, a cooperative utility rather than a private company.
I’m new in town
What to set up in Sheridan Lake, 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 Sheridan Lake.
Power comes from Southeast Colorado Power Assn
Southeast Colorado Power Assn (Southeast Colorado Power Assn), a cooperative utility, serves all of Sheridan Lake. Its homes paid an average of 17.9¢ per kWh in 2025, about $127 a month (its average across Colorado).
Start or move service: secpa.com · (719) 336-3236
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Sheridan Lake WD water system
The Sheridan Lake WD water system supplies almost all of Sheridan Lake. It draws ground water and serves 148 people in all.
4 health-based violations reported to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule) ×2, uranium, a lead and copper treatment requirement (Lead and Copper Rule Revisions), the latest beginning Oct 2024. 77% of the 15,074 systems serving 101–500 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jul–Dec 2022, was 0.6 ppb, below the 15 ppb action level that applied. That’s lower than 54% 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. CO0131800.
4 home internet providers serve Sheridan Lake
74% of 44 addresses can get 100/20 Mbps; 38% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| SECOM | Fixed wireless, Fiber | 84% | 1,000/1,000 |
| Consolidated Communications | DSL | 41% | 10/1 |
| Viaero Wireless | Fixed wireless | 98% | 100/5 |
| T-Mobile | Fixed wireless | 41% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Sheridan Lake’s trash rules yet
Pickup rules, the dump and recycling in Sheridan Lake.
Where your child goes to school
Public school districts and the school path by grade.
Sheridan Lake is in Plainview School District RE-2.
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.
Sheridan Lake is in ZIP code 81071
ZIP codes where Sheridan Lake residents live, with the share of the town in each.
| ZIP | Post office name | Share of Sheridan Lake | ZIP’s residents in Sheridan Lake |
|---|---|---|---|
| 81071 | Sheridan Lake, CO | 100% | 18% |
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 Sheridan Lake
Who supplies Sheridan Lake’s drinking water, and has it had violations?
The Sheridan Lake WD water system (EPA ID CO0131800). It reported 4 health-based violations to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule) ×2, uranium, a lead and copper treatment requirement (Lead and Copper Rule Revisions). 77% of systems its size had none. Its latest lead 90th percentile was 0.6 ppb (Jul–Dec 2022), against a 15 ppb action level.
Who provides electricity in Sheridan Lake?
Southeast Colorado Power Assn (Southeast Colorado Power Assn), a cooperative utility. Its homes paid about 17.9¢ per kWh in 2025 (EIA).
What internet providers serve Sheridan Lake?
SECOM, Consolidated Communications, Viaero Wireless, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Sheridan Lake?
81071. Census 2020 ZIP Code Tabulation Areas.
What school district is Sheridan Lake in?
Plainview School District RE-2.
How do I register to vote in Sheridan Lake?
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 Kiowa 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.