A wet basement can come from a dozen different sources, and we trace yours back to the real cause before recommending any fix.

We've walked into plenty of Newport, WA basements where two or three prior repairs each addressed a different symptom without solving the underlying combination of causes. Diagnosing the full picture first is what actually breaks that cycle.
We check walls, floor, grading, gutters, and window wells before recommending a repair, not just the spot where you noticed water.
Wet basement calls get scheduled quickly, especially when there's active water or a musty odor that's gotten worse recently.
We break down each component of the fix so you understand what you're paying for and why it's included.
Between drain tile, sump systems, crack injection, and exterior grading, we can address nearly any wet basement cause without bringing in a second contractor.

Every Newport, WA Wet Basement Repair job starts with an inspection, not a generic package — here's what that typically includes.
We use moisture meters, visual inspection, and a review of exterior grading and gutters to identify every contributing water source, not just the obvious one.
When groundwater is the primary source, interior drain tile tied to a properly sized sump basin intercepts it before it reaches your floor.
Cracks are often a secondary contributor alongside grading or drainage issues, not the sole cause.
We correct grading and extend downspouts as part of the full repair scope where the inspection points that direction.
We coordinate with mold remediation specialists when visible growth is already present, since that's outside our own scope.

That history helps us prioritize what to check first during the on-site visit.
A technician checks interior walls and floor, exterior grading, gutters, and window wells to build a complete picture of what's driving the moisture.
You'll get a written scope covering every component of the recommended fix, whether that's one service or several combined.
We're available to reassess if conditions change after a major storm, since Newport, WA weather can be unpredictable.

"We'd had three different contractors guess at fixes over the years and none of them worked. These guys actually diagnosed the real combination of causes."
— Newport Homeowner
"Appreciated getting a written diagnosis explaining exactly what they found before any repair work started."
— Newport Customer
"Basement had flooded twice before we called. Combination of drain tile and grading correction has kept it dry through two storm seasons now."
— Newport Homeowner
"Follow-up check after a big storm gave us real peace of mind."
— Newport Customer
Previous repairs may have addressed only one contributing factor while others were left unresolved — our diagnostic process checks for the full picture.
A written diagnostic summary explains our findings before we recommend any specific repair.
Yes, and it often does — grading, a failed crack, and inadequate drainage frequently combine to create chronic moisture problems.
Getting humidity and water intrusion under control is a necessary first step before mold remediation can hold long-term.
Every recommendation is itemized in writing so you understand what's driving the total.
We give you a realistic timeline in the written repair plan based on your specific diagnosis.
We diagnose and repair wet basements throughout Newport and the surrounding Newport, WA service area, including the zip codes listed below.



Zip codes we serve in Newport, WA: 99156
One call gets you a licensed specialist, a written quote, and a same-day time window.
Call +1-866-476-1348© SGP Waterproofing. All rights reserved.