Photo: Huw Williams (Huwmanbeing) · Public domainLiving in Ambia, IN: what to set up and who to call
Ambia Water Department reported 4 health-based violations to EPA in the last five years: a groundwater treatment requirement (Groundwater Rule) ×4. 77% of systems its size reported none. Boswell-Grant Township Public Library, 7.4 miles away, is the closest library to Ambia.
I’m new in town
What to set up in Ambia, 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 Ambia.
Power comes from NIPSCO
NIPSCO (Northern Indiana Public Service Co.), an investor-owned utility, serves all of Ambia. Its homes paid an average of 22.1¢ per kWh in 2025, about $148 a month (its average across Indiana).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Ambia Water Department
Ambia Water Department supplies Ambia: about 96% of residents live in its service area. About 4% 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 250 people in all.
4 health-based violations reported to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule) ×4, the latest beginning Feb 2023. 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 Jan 2022–Dec 2024, was 1.1 ppb, below the 15 ppb action level that applied. That’s higher than 59% 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. IN5204001.
2 home internet providers serve Ambia
89% of 107 addresses can get 100/20 Mbps; 89% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Mainstream Fiber Networks | Fiber | 89% | 1,000/1,000 |
| Watch Communications | Fixed wireless | 98% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Ambia’s trash rules yet
Pickup rules, the dump and recycling in Ambia.
Where your child goes to school
Public school districts and the school path by grade.
Ambia is in Benton Community School Corporation.
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 Jun 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Ambia is in ZIP code 47917
ZIP codes where Ambia residents live, with the share of the town in each.
| ZIP | Post office name | Share of Ambia | ZIP’s residents in Ambia |
|---|---|---|---|
| 47917 | Ambia, IN | 100% | 52% |
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 Ambia
Who supplies Ambia’s drinking water, and has it had violations?
Ambia Water Department (EPA ID IN5204001). It reported 4 health-based violations to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule) ×4. 77% of systems its size had none. Its latest lead 90th percentile was 1.1 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Ambia?
NIPSCO (Northern Indiana Public Service Co.), an investor-owned utility. Its homes paid about 22.1¢ per kWh in 2025 (EIA).
What internet providers serve Ambia?
Mainstream Fiber Networks, Watch Communications (FCC, as of December 2025).
What ZIP codes are in Ambia?
47917. Census 2020 ZIP Code Tabulation Areas.
What school district is Ambia in?
Benton Community School Corporation.
How do I register to vote in Ambia?
In Indiana you can register online until 29 days before Election Day, in person until 29 days before Election Day, or by mail (postmarked 29 days before). Elections here are run by the Benton County Circuit Court Clerk. Check your registration at indianavoters.in.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 National Broadband Map, as of December 2025.