Photo: John Bortniak · Public domainLiving in Petersburg, AK: what to set up and who to call
Petersburg has no town government of its own, so Petersburg Borough runs its elections and most services, and its children attend Petersburg Borough School District. Petersburg runs its own electric utility, Petersburg Borough.
I’m new in town
What to set up in Petersburg, 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 Petersburg.
Power comes from Petersburg Borough
Petersburg Borough (Petersburg Borough - (AK)), a municipal utility, serves all of Petersburg.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Petersburg water system
The Petersburg water system supplies Petersburg: about 81% of residents live in its service area. About 19% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws surface water and serves 3,218 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 2022–Dec 2024, was 3.5 ppb, below the 15 ppb action level that applied. That’s higher than 86% 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. Violations are counted by the start of their compliance period. AK2130148.
2 home internet providers serve Petersburg
98% of 1,441 addresses can get 100/20 Mbps; 63% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| GCI | Cable | 98% | 2,500/75 |
| Alaska Telephone Company | Fiber, DSL | 87% | 1,000/100 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Petersburg’s trash rules yet
Pickup rules, the dump and recycling in Petersburg.
Where your child goes to school
Public school districts and the school path by grade.
Petersburg is in Petersburg Borough School District.
A+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
Petersburg is unincorporated, so Petersburg Borough is the local government.
Election office: FVAP local election office directory, updated Jun 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 30, 2026.
Petersburg is in ZIP code 99833
ZIP codes where Petersburg residents live, with the share of the town in each.
| ZIP | Post office name | Share of Petersburg | ZIP’s residents in Petersburg |
|---|---|---|---|
| 99833 | Petersburg, AK | 100% | 90% |
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 Petersburg
Who supplies Petersburg’s drinking water, and has it had violations?
The Petersburg water system (EPA ID AK2130148). 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 3.5 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Petersburg?
Petersburg Borough (Petersburg Borough - (AK)), a municipal utility.
What internet providers serve Petersburg?
GCI, Alaska Telephone Company (FCC, as of December 2025).
What ZIP codes are in Petersburg?
99833. Census 2020 ZIP Code Tabulation Areas.
What school district is Petersburg in?
Petersburg Borough School District.
How do I register to vote in Petersburg?
In Alaska you can register online until 30 days before Election Day, in person until 30 days before Election Day, or by mail (received 30 days before). Elections here are run by the Absentee and Petition Office. Check your registration at myvoterportal.alaska.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 Sep 30, 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 National Broadband Map, as of December 2025.