Licensed · Upfront options · Clean work areas · Written guarantees
These are our most frequently served ZIP codes. Nearby areas may also qualify—call if you do not see yours.
Lexington · Longview Heights · Longview · Kelso · Castle Rock · Kalama · Ryderwood · Vader · Toledo · Upper Elochoman · Woodland · East Cathlamet
Lexington · Longview Heights · Longview · Kelso · Castle Rock · All Washington cities
“I needed high water bill leak detection done the same day, and Terry Nelson Plumbing came through. Their upfront pricing was fair, and the service was prompt, pinpointing the leak effectively across Cowlitz County.”
Sarah K.Beacon Hill
Verified“The crawl space leak detection by Terry Nelson Plumbing was backed by a written warranty. It was reassuring to know they would return if needed, which they did free in Beacon Hill.”
Kevin L.Lexington
Verified“After another company gave up, I called Terry Nelson Plumbing for slab leak detection & repair near Lexington. They were thorough, found the problem that others missed, and resolved it beautifully.”
Carlos V.Lexington
VerifiedCall now for fast, licensed leak detection anywhere in Beacon Hill and Cowlitz County.