Photo: SounderBruce · CC BY-SA 4.0Living in Cathlamet, WA: what to set up and who to call
Power in Cathlamet comes from PUD No 1 of Wahkiakum County, a political subdivision utility rather than a private company. The nearest emergency room is Columbia Memorial Hospital, 20.8 miles away.
I’m new in town
What to set up in Cathlamet, 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 Cathlamet.
Power comes from PUD No 1 of Wahkiakum County
PUD No 1 of Wahkiakum County (PUD No 1 of Wahkiakum County), a political subdivision utility, serves all of Cathlamet.
Start or move service: www.wahkiakumpud.org · (360) 795-3266
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Cathlamet Water Dept
Cathlamet Water Dept supplies almost all of Cathlamet. It draws surface water and serves 1,636 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 2.0 ppb, below the 15 ppb action level that applied. That’s higher than 69% 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. WA5311850.
6 home internet providers serve Cathlamet
99% of 319 addresses can get 100/20 Mbps; 98% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Astound Broadband | Fiber, Fixed wireless, DSL, Cable | 93% | 2,000/2,000 |
| CenturyLink | DSL | 90% | 10/1 |
| Spectrum | Cable | 90% | 1,000/35 |
| WWest Communications | Fiber, Fixed wireless | 10% | 1,000/1,000 |
| T-Mobile | Fixed wireless | 56% | 100/20 |
| AT&T | Fixed wireless | 34% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Cathlamet’s trash rules yet
Pickup rules, the dump and recycling in Cathlamet.
Where your child goes to school
Public school districts and the school path by grade.
Cathlamet is in Wahkiakum 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.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated Jul 2019; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 30, 2026.
Cathlamet is in ZIP code 98612
ZIP codes where Cathlamet residents live, with the share of the town in each.
| ZIP | Post office name | Share of Cathlamet | ZIP’s residents in Cathlamet |
|---|---|---|---|
| 98612 | Cathlamet, WA | 100% | 18% |
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 Cathlamet
Who supplies Cathlamet’s drinking water, and has it had violations?
Cathlamet Water Dept (EPA ID WA5311850). 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 2.0 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in Cathlamet?
PUD No 1 of Wahkiakum County (PUD No 1 of Wahkiakum County), a political subdivision utility.
What internet providers serve Cathlamet?
Astound Broadband, CenturyLink, Spectrum, WWest Communications, T-Mobile, AT&T (FCC, as of December 2025).
What ZIP codes are in Cathlamet?
98612. Census 2020 ZIP Code Tabulation Areas.
What school district is Cathlamet in?
Wahkiakum School District.
How do I register to vote in Cathlamet?
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 Wahkiakum 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.