Entry № 113613

Colton L Barber

Name: John's Waterproofing
Address: Silverton, OR, US
Telephone: (503) 873-5650

John's Waterproofing

Last verified October 13, 2026. Methodology

Compare every credential-verified provider: Radon testing in Oregon.

Credential number: 113613
Credential body: NRPP
Status: current Certified. Current in the source file.
Services: testing
City: Silverton
County: Not on the source file
State: Oregon
Phone: (503) 873-5650
Source: https://nrpp.info/listings/bl-18192.html

Fig. 5 — Each pin is a current listing at the Census city or county centroid on the file, approximate. Pins that share a place are spread so you can click them. Not street addresses.

§ 5.1

Places on the source file

Silverton, OR

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