Coastal Charleston County construction is built up off the ground for a reason, and in flood zones that is a requirement rather than a preference. The result is that Mount Pleasant homes of every age have a crawl space under them, and every one of those spaces has to manage moisture it did not ask for.
What that means in practice: extraction has to come first, drying has to be measured rather than assumed, and the drainage question has to be answered or the space simply refills.
The order matters more than the equipment. Source, then water, then drying to target, then remediation, then repair, then closing off the way in. Done out of order, the work does not hold.
Signs worth acting on
What a crawl space problem looks like from inside the house:
- A damp, earthy smell that is strongest in the lowest rooms
- A patch of floor that gives slightly when you walk over it
- Gaps opening at baseboards, or a door that no longer latches
- Condensation on ductwork or pipes under the floor
- Batts of insulation fallen away from the subfloor
- A silt line or watermark on the foundation piers
Water near Mount Pleasant
Named water close to Mount Pleasant. On the coastal plain, proximity usually means a higher water table and a longer wet season under the floor.
- the Cooper River (stream)
- the Wando River (stream)
- Lake Woodlawn (lake)
- Lake Wackedaw (reservoir)
Mount Pleasant sits at about 23 feet, in the Lowcountry and coastal plain of South Carolina.
Crawl space services in Mount Pleasant
Each of these is available for Mount Pleasant homes, and each has its own page covering how it works here.
Crawl Space Water Removal in Mount Pleasant
Standing water pumped and extracted from under the house, then the saturated material taken out.
Crawl Space Structural Drying in Mount Pleasant
Joists, girders and subfloor dried back to a measured target with air movers and dehumidification.
Crawl Space Mold Remediation in Mount Pleasant
Contained removal of mold-affected material, HEPA cleaning, and the moisture source shut off.
Crawl Space Vapor Barrier Installation in Mount Pleasant
Sealed polyethylene over the soil and up the piers, so ground moisture stops entering the space.
Crawl Space Drainage and Sump Pump Installation in Mount Pleasant
Interior drainage to collect water, a sump and pump to lift it, and a discharge that takes it away.
Crawl Space Wood and Subfloor Repair in Mount Pleasant
Rotted joists, girders, rim joists and subfloor sections repaired or replaced once the space is dry.
Our Mount Pleasant service area
We cover Mount Pleasant and the surrounding part of Charleston County, including the area around Mount Pleasant Historic District and USS Yorktown State Park. Nearby we also work in Sullivans Island, Isle Of Palms and Charleston.
Nearest towns we also cover
The rest of Charleston County
We cover every town in Charleston County. See all 407 South Carolina towns.
Mount Pleasant crawl space questions
Why is my Mount Pleasant crawl space wet when nothing has leaked?
Near Mount Pleasant that is the normal pattern rather than the exception. At around 23 feet on the coastal plain, the water table sits close enough to the surface that soil under the house can be saturated with no pipe broken.
Does storm flooding reach crawl spaces around Mount Pleasant?
Yes, and often with nothing visibly broken. After a tropical system the usual picture in Charleston County is a saturated crawl space where the water came up through the ground rather than out of a pipe.
Does being close to the coast make this worse?
It raises the water table and lengthens the wet season, which is why homes near the Cooper River and the low ground around Mount Pleasant tend to need drainage as well as a barrier.
What should I have ready when I call about my Mount Pleasant home?
Your street in Mount Pleasant, when you first noticed it, and what you can see or smell — standing water, a waterline on the piers, insulation hanging down, or a floor that has gone soft. Photographs help.
Will my Mount Pleasant crawl space dry out if I open the vents?
Usually not. For much of the year the air around Mount Pleasant is warmer and wetter than the crawl space, so opening it up deposits moisture on the cool joists instead of carrying it away.
Standing water under your Mount Pleasant home?
Call (888) 724-1354. The first question is always where it came from, and that is the one we start with.
Tell us what you are seeing under the house and we will tell you what it needs.