Rock Island Railroad Bridge · Photo: Jon Roanhaus · CC BY-SA 3.0Living in Rock Island, WA: what to set up and who to call
Tap water in Rock Island comes from City of Rock Island Water Dept, which has a clean five-year EPA record (about 22% of systems its size had a health-based violation) and a latest lead result of 1.0 ppb. Power in Rock Island comes from PUD No 1 of Douglas County, a political subdivision utility rather than a private company.
I’m new in town
What to set up in Rock Island, 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 Rock Island.
Power comes from PUD No 1 of Douglas County
PUD No 1 of Douglas County (PUD No 1 of Douglas County - (WA)), a political subdivision utility, serves all of Rock Island. Its homes paid an average of 3.2¢ per kWh in 2025, about $73 a month (its average across Washington).
Start or move service: douglaspud.org · (800) 503-7990
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from City of Rock Island Water Dept
City of Rock Island Water Dept supplies almost all of Rock Island. It draws ground water and serves 3,226 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 1.0 ppb, below the 15 ppb action level that applied. That’s lower than 52% 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. WA5373401.
7 home internet providers serve Rock Island
100% of 529 addresses can get 100/20 Mbps; 71% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Ziply Fiber | Fixed wireless, Fiber, DSL | 100% | 1,000/1,000 |
| Douglas County P.U.D. | DSL | 99% | 1,000/1,000 |
| Native Network | DSL | 99% | 1,000/1,000 |
| Spectrum | Cable, Fiber | 98% | 1,000/1,000 |
| Verizon | Fixed wireless | 90% | 300/20 |
| T-Mobile | Fixed wireless | 50% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
The nearest public drop-off is 1 miles away
Pickup rules, the dump and recycling in Rock Island.
Zacher Recycling Center
This isn’t Rock Island’s own facility. Whether Rock Island residents may use it is the town’s rule: check rockislandwa.org.
OpenStreetMap, as of Oct 9, 2026. © OpenStreetMap contributors.
Where your child goes to school
Public school districts and the school path by grade.
Rock Island is in Eastmont School District.
B+School gradeSee 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 Aug 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 30, 2026.
Rock Island is in ZIP code 98850
ZIP codes where Rock Island residents live, with the share of the town in each.
| ZIP | Post office name | Share of Rock Island | ZIP’s residents in Rock Island |
|---|---|---|---|
| 98850 | Rock Island, WA | 100% | 65% |
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 Rock Island
Who supplies Rock Island’s drinking water, and has it had violations?
City of Rock Island Water Dept (EPA ID WA5373401). 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 1.0 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Rock Island?
PUD No 1 of Douglas County (PUD No 1 of Douglas County - (WA)), a political subdivision utility. Its homes paid about 3.2¢ per kWh in 2025 (EIA).
What internet providers serve Rock Island?
Ziply Fiber, Douglas County P.U.D., Native Network, Spectrum, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Rock Island?
98850. Census 2020 ZIP Code Tabulation Areas.
What school district is Rock Island in?
Eastmont School District.
How do I register to vote in Rock Island?
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 Douglas 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 National Broadband Map, as of December 2025.