Living in Inchelium, WA: what to set up and who to call
Inchelium has no town government of its own, so Ferry County runs its elections and most services, and its children attend Inchelium School District. Inchelium Water District reported one health-based violation to EPA in the last five years: a bacteria testing requirement (Revised Total Coliform Rule), beginning Oct 2022.
I’m new in town
What to set up in Inchelium, 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 Inchelium.
Power comes from Avista
Avista (Avista Corp.), an investor-owned utility, serves all of Inchelium. Its homes paid an average of 14.2¢ per kWh in 2025, about $130 a month (its average across Washington).
Start or move service: avistacorp.com · (509) 489-0500
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Inchelium Water District
Inchelium Water District supplies Inchelium: about 42% of residents live in its service area. About 58% 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 540 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a bacteria testing requirement (Revised Total Coliform Rule), beginning Oct 2022. 78% of the 5,327 systems serving 501–1,000 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2022–Dec 2024, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 1.0 ppb. 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. WA5335550.
Which providers serve Inchelium
This card will list the home internet providers the FCC’s National Broadband Map shows in Inchelium, 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 Inchelium’s trash rules yet
Pickup rules, the dump and recycling in Inchelium.
Where your child goes to school
Public school districts and the school path by grade.
Inchelium is in Inchelium 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
Inchelium is unincorporated, so Ferry County is the local government.
Election office: FVAP local election office directory, updated Jul 2019; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 30, 2026.
Inchelium is in ZIP code 99138
ZIP codes where Inchelium residents live, with the share of the town in each.
| ZIP | Post office name | Share of Inchelium | ZIP’s residents in Inchelium |
|---|---|---|---|
| 99138 | Inchelium, WA | 100% | 36% |
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 Inchelium
Who supplies Inchelium’s drinking water, and has it had violations?
Inchelium Water District (EPA ID WA5335550). It reported 1 health-based violation to EPA in the five years to October 2026: a bacteria testing requirement (Revised Total Coliform Rule). 78% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Inchelium?
Avista (Avista Corp.), an investor-owned utility. Its homes paid about 14.2¢ per kWh in 2025 (EIA).
What ZIP codes are in Inchelium?
99138. Census 2020 ZIP Code Tabulation Areas.
What school district is Inchelium in?
Inchelium School District.
How do I register to vote in Inchelium?
In Washington you can register online until 8 days before Election Day, in person up to and including Election Day, or by mail (received 8 days before). Elections here are run by the Ferry County Auditor. Check your registration at voter.votewa.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): pending.