Living in Oak Lane Colony, SD: what to set up and who to call
Oak Lane Colony has no town government of its own, so Hanson County runs its elections and most services, and its children attend Hanson School District 30-1. Tap water in Oak Lane Colony comes from Hanson Rural Water System, 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 Oak Lane Colony, 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 Lane Colony.
Power comes from Xcel Energy
Xcel Energy (Northern States Power Co. (Minnesota)), an investor-owned utility, serves all of Oak Lane Colony. Its homes paid an average of 13.1¢ per kWh in 2025, about $101 a month (its average across South Dakota).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Hanson Rural Water System
Hanson Rural Water System supplies almost all of Oak Lane Colony. It buys treated surface water (EPA lists By Water District and Tm Rural Water District as sellers) and serves 2,685 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 2025, was 0.0 ppb, below the 15 ppb action level that applied. 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. SD4600878.
Which providers serve Oak Lane Colony
This card will list the home internet providers the FCC’s National Broadband Map shows in Oak Lane Colony, 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 Lane Colony’s trash rules yet
Pickup rules, the dump and recycling in Oak Lane Colony.
Where your child goes to school
Public school districts and the school path by grade.
Most of Oak Lane Colony (81%) is in Hanson School District 30-1; parts are in Bridgewater-Emery School District 30-3 (19%).
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.
No town hall: the county runs things
Oak Lane Colony is unincorporated, so Hanson County is the local government.
Election office: FVAP local election office directory, updated Jul 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Oak Lane Colony is in ZIP code 57311
ZIP codes where Oak Lane Colony residents live, with the share of the town in each.
| ZIP | Post office name | Share of Oak Lane Colony | ZIP’s residents in Oak Lane Colony |
|---|---|---|---|
| 57311 | Alexandria, SD | 100% | 9% |
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 Lane Colony
Who supplies Oak Lane Colony’s drinking water, and has it had violations?
Hanson Rural Water System (EPA ID SD4600878). 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 2025), against a 15 ppb action level.
Who provides electricity in Oak Lane Colony?
Xcel Energy (Northern States Power Co. (Minnesota)), an investor-owned utility. Its homes paid about 13.1¢ per kWh in 2025 (EIA).
What ZIP codes are in Oak Lane Colony?
57311. Census 2020 ZIP Code Tabulation Areas.
What school district is Oak Lane Colony in?
Hanson School District 30-1. Parts of the city are in Bridgewater-Emery School District 30-3.
How do I register to vote in Oak Lane Colony?
South Dakota has no online registration; you can register in person until 15 days before Election Day or by mail (received 15 days before). Elections here are run by the Hanson County Auditor. Check your registration at vip.sdsos.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 Aug 3, 2026 (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.