Living in Silverdale, KS: what to set up and who to call
Silverdale has no town government of its own, so Cowley County runs its elections and most services, and its children attend Arkansas City Unified School District 470. Tap water in Silverdale comes from Cowley Co RWD 3, which has a clean five-year EPA record (about 22% of systems its size had a health-based violation) and a latest lead result below detection.
I’m new in town
What to set up in Silverdale, 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 Silverdale.
Power comes from Evergy
Evergy (Evergy Kansas Central, Inc.), an investor-owned utility, serves all of Silverdale. Its homes paid an average of 14.6¢ per kWh in 2025, about $124 a month (its average across Kansas).
Start or move service: evergy.com
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Cowley Co RWD 3
Cowley Co RWD 3 supplies almost all of Silverdale. It draws ground water and serves 2,500 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 2023–Dec 2025, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 1.1 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. KS2003505.
Which providers serve Silverdale
This card will list the home internet providers the FCC’s National Broadband Map shows in Silverdale, 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 Silverdale’s trash rules yet
Pickup rules, the dump and recycling in Silverdale.
Where your child goes to school
Public school districts and the school path by grade.
Silverdale is in Arkansas City Unified School District 470.
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
Silverdale is unincorporated, so Cowley County is the local government.
Election office: FVAP local election office directory, updated Aug 2015; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Silverdale is in ZIP code 67005
ZIP codes where Silverdale residents live, with the share of the town in each.
| ZIP | Post office name | Share of Silverdale | ZIP’s residents in Silverdale |
|---|---|---|---|
| 67005 | Arkansas City, KS | 100% | 0% |
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 Silverdale
Who supplies Silverdale’s drinking water, and has it had violations?
Cowley Co RWD 3 (EPA ID KS2003505). 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 0.0 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in Silverdale?
Evergy (Evergy Kansas Central, Inc.), an investor-owned utility. Its homes paid about 14.6¢ per kWh in 2025 (EIA).
What ZIP codes are in Silverdale?
67005. Census 2020 ZIP Code Tabulation Areas.
What school district is Silverdale in?
Arkansas City Unified School District 470.
How do I register to vote in Silverdale?
In Kansas you can register online until 21 days before Election Day, in person until 21 days before Election Day, or by mail (postmarked 21 days before). Elections here are run by the Cowley County Clerk. Check your registration at myvoteinfo.voteks.org.
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.