In Wahkiakum County, Washington, which covers Cathlamet, we have measured 1,788 parcels on septic and 357 on sewer. That is a county measurement. We do not hold a septic count for Cathlamet on its own and this page does not estimate one.
Cathlamet is a town in Wahkiakum County, Washington. The Census Bureau puts its internal point at 46.205819, -123.384018 and its land area at 0.51 square miles. Septic permitting and record keeping happen at the county level, not the town level, which is why every figure below is attributed to the county and linked back to the county page it came from.
| County | Records we hold | Parcels on septic | Parcels on sewer | County records portal | Searchable without an account |
|---|---|---|---|---|---|
| Wahkiakum County | 18 | 1,788 | 357 | county portal | no account needed |
Our collection for Wahkiakum County, Washington is small, at 18 septic records. Treat it as a starting point for a Cathlamet property rather than a search that settles the question. Of the parcels we have classified in the county, most are on septic rather than sewer (1,788 of 2,145). A property near Cathlamet is more likely than not to have its own system. The county publishes a records portal that we were able to search without creating an account, which makes checking a specific parcel something you can do yourself in a few minutes.
Septic is one subject with very different jobs inside it. These go straight to the page that does yours.
| If you are a | Go to | Because it covers |
|---|---|---|
| Homeowner | Septic pumping in Cathlamet | keeping the system you have working |
| Buyer or seller | Buying or selling in Cathlamet | what to pull and check before closing |
| Realtor | Buying or selling in Cathlamet | the same records a seller needs on file |
| Designer or engineer | Septic design in Cathlamet | design flow, tank capacity, dispersal sizing |
| Installer or contractor | Septic installation in Cathlamet | site evaluation, permit sequence, inspection |
| Septic pumper | Septic pumping in Cathlamet | tank access, lids and service interval |
| Inspector | Septic inspection in Cathlamet | what gets checked and what a failure means |
| Land investor | Septic installation in Cathlamet | whether raw land can take a system at all |
These are real businesses we hold an address for, not a ranked or paid list. We take no fee and list nobody preferentially. Confirm current licensing with your county or state before hiring.
With an address in Cathlamet itself
| Business | Town on file | Phone | Rating |
|---|---|---|---|
| SAM LONGTAIN CONSTRUCTION | CATHLAMET | (360) 957-0503 | — |
| James Trott Trucking | Cathlamet | (360) 849-4449 | — |
No. We measure septic and sewer at parcel level and roll it up by county. In Wahkiakum County, Washington, which covers Cathlamet, we have measured 1,788 parcels on septic and 357 on sewer. That is a county measurement. We do not hold a septic count for Cathlamet on its own and this page does not estimate one.
Cathlamet is in Wahkiakum County, Washington.
From the Census ZCTA-to-place relationship file, with the share of Cathlamet’s land area that falls in each. A ZIP is not a place boundary and the two only ever partly agree, which is exactly why both pages exist.
Straight-line distance from the Census internal point of Cathlamet.
Parcel Perfect generates a code-shaped septic design and as-built style drawing for a parcel from the records and site data we hold, and shows every parcel we have classified as septic or sewer on one map. Both are open to use for any parcel in Wahkiakum County, Washington.