Living in New Rockport Colony, MT: what to set up and who to call
New Rockport Colony has no town government of its own, so Teton County runs its elections and most services, and its children attend Choteau Elementary School District. Power in New Rockport Colony comes from Sun River Electric Coop, a cooperative utility rather than a private company.
I’m new in town
What to set up in New Rockport 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 New Rockport Colony.
Power comes from Sun River Electric Coop
Sun River Electric Coop (Sun River Electric Coop, Inc), a cooperative utility, serves all of New Rockport Colony.
Start or move service: www.sunriverelectric.coop · (406) 467-2526
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from New Rockport Colony Inc water system
The New Rockport Colony Inc water system supplies New Rockport Colony: about 0% of residents live in its service area. About 100% 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 160 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 77% of the 15,074 systems serving 101–500 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2024–Dec 2026, 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. MT0001776.
Which providers serve New Rockport Colony
This card will list the home internet providers the FCC’s National Broadband Map shows in New Rockport 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 New Rockport Colony’s trash rules yet
Pickup rules, the dump and recycling in New Rockport Colony.
Where your child goes to school
Public school districts and the school path by grade.
New Rockport Colony is in two districts that split the grades: Choteau Elementary School District and Choteau High School District.
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
New Rockport Colony is unincorporated, so Teton County is the local government.
Election office: FVAP local election office directory, updated Jan 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
New Rockport Colony is in ZIP code 59422
ZIP codes where New Rockport Colony residents live, with the share of the town in each.
| ZIP | Post office name | Share of New Rockport Colony | ZIP’s residents in New Rockport Colony |
|---|---|---|---|
| 59422 | Choteau, MT | 100% | 7% |
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 New Rockport Colony
Who supplies New Rockport Colony’s drinking water, and has it had violations?
The New Rockport Colony Inc water system (EPA ID MT0001776). It reported no health-based violations to EPA in the five years to October 2026; 77% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in New Rockport Colony?
Sun River Electric Coop (Sun River Electric Coop, Inc), a cooperative utility.
What ZIP codes are in New Rockport Colony?
59422. Census 2020 ZIP Code Tabulation Areas.
What school district is New Rockport Colony in?
Choteau Elementary School District and Choteau High School District.
How do I register to vote in New Rockport Colony?
Montana has no online registration; you can register in person up to and including Election Day or by mail (postmarked 30 days before). Elections here are run by the Teton County Election Administrator. Check your registration at prodvoterportal.mt.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): pending.