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Sump Pump Installation & Repair in Charleston, SC
Ask most Charleston homeowners about their basement and they will laugh. Almost nobody here has one. So when someone in Summerville, James Island, or Mount Pleasant hears they might need a sump pump, the first question is usually why. The answer is under the floor, in the crawl space.
Most Lowcountry homes sit on a crawl space or a slab, and the ground they’re built on doesn’t drain the way it does in hillier parts of the state. A high water table, flat terrain, and heavy summer storms mean water can collect under a house and sit there for days. A crawl space sump pump gives that water somewhere to go before it leads to wood rot, mold, and musty smells inside.
Pineapple Plumbing handles sump pump installation, sump pump repair, and replacement for homes in Charleston, North Charleston, Summerville, West Ashley, Johns Island, Daniel Island, and Goose Creek. We’re locally owned and veteran-owned, and you will work directly with the owners from the first call to the final test.
Why Lowcountry Homes Need Crawl Space Sump Pumps
Three things make water under the house a local problem.
A high water table. In much of the Charleston area, groundwater sits only a few feet below the surface. After a wet week it can rise right into a low crawl space. We see this often on Johns Island, James Island, and in parts of West Ashley.
Heavy rain and tropical storms. A summer thunderstorm can drop inches of rain in an hour, and hurricane season can bring days of it. If your yard is flat or slopes toward the house, that runoff ends up underneath it.
Flat ground that drains slowly. Water that can’t drain away just sits. Standing water in a crawl space raises humidity throughout the house, attracts termites and other pests, and wears on floor joists and subfloors over time.
Crawl Space Sump Pump Installation
A crawl space sump pump sits in a basin at the lowest point under your home. As water collects, a float switch turns the pump on and sends the water out through a discharge line, away from your foundation. Here’s what a proper installation includes:
- The true low point. We place the basin where water actually collects, not just where it’s easiest to dig.
- A sealed basin with a lid. This keeps debris out and ties in cleanly with a vapor barrier or an encapsulated crawl space.
- A check valve. It keeps pumped water from flowing back into the basin.
- A properly routed discharge line. Sloped to drain and ending far enough from the house that the water doesn’t circle back.
- Power you can count on. We confirm there’s a suitable GFCI outlet near the pump and tell you up front if an electrician is needed.
- A battery backup option. We recommend one here, because the storms that bring the most water are often the same ones that knock out power.
Sump Pump Repair and Replacement
If you already have a crawl space sump pump, the most common problems we see are a stuck or tangled float switch, a clogged intake, a failed check valve, a crushed or buried discharge line, and pumps that have simply worn out. Many sump pumps last somewhere around 7 to 10 years, and a pump that runs constantly in a high water table area can wear out sooner.
Signs your sump pump needs attention:
- It runs nonstop, or cycles on and off every few seconds
- It hums but doesn’t move any water
- It makes grinding or rattling noises
- There’s standing water under the house after a storm even though the pump is on
- You can’t remember the last time you heard it run
We test the pump, float, and check valve, then tell you honestly whether a repair makes sense or a replacement will cost you less over the next few years. If a simple part swap fixes it, that’s what we’ll recommend.
Getting Your Sump Pump Ready for Storm Season
The worst time to find out a pump isn’t working is in the middle of a tropical storm. Before hurricane season starts, and again in late summer, do a quick check: pour a bucket of water into the basin and make sure the pump kicks on, empties it, and shuts off. Clear leaves and debris from the end of the discharge line. If you have a battery backup, check the age of the battery, since most need replacing every few years.
If you’d rather not crawl under the house yourself, we can check it for you during a plumbing maintenance and inspection visit.
Why Homeowners Choose Pineapple Plumbing
You deal with the owners. Pineapple Plumbing is owner-operated. Austin Holcomb and Austin Webb answer the questions, quote the work, and do the work.
Veteran-owned and locally rooted. Austin Holcomb is a U.S. Marine Corps veteran with 8+ years in plumbing. Austin Webb is a lifelong Summerville native with 14+ years in the trade. That’s 22+ years of combined experience with Lowcountry homes.
Straight answers. If your crawl space problem is really a gutter or grading problem, we’ll tell you. Flat-rate pricing, no upsells, and no scare tactics.
Licensed. SC Residential Plumbing License #RBP 44643.
Dealing with a different issue? See our general plumbing repair services or our leak detection and pipe repair page.
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+1 843-739-7438
info@pineappleplumbingchs.com
Hours
Open 24 Hours
Common Questions
Common Questions Charleston Homeowners Ask Us
Do I need a sump pump if my house doesn't have a basement?
How much does sump pump installation cost in Charleston?
How long does sump pump installation take?
What are the signs my sump pump is failing?
What should I do if my sump pump stops working during a storm?
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Keep Water Out From Under Your Home
Whether you need a new crawl space sump pump or your current one isn’t keeping up, we’ll take a look, explain what’s going on, and give you a flat-rate price before we start. Call Pineapple Plumbing at (843) 739-7438 or book online below.
