9 verified septic companies across 5 cities in Charleston County. Compare ratings, services, and request free quotes from local providers.
Charleston County, South Carolina is home to a diverse mix of coastal communities, suburban neighborhoods, and rural properties, many of which rely on private septic systems rather than municipal sewer connections. This directory lists 9 verified septic companies serving the county across 5 cities and towns, giving property owners a straightforward way to find local service providers. The county's low-lying topography, high water table, and proximity to tidal waterways make proper septic system maintenance especially important — both for protecting the environment and for complying with local health standards. Charleston County's coastal geography means soil conditions and drainage capacity can vary considerably from one property to the next, which influences the type of system installed and how frequently it requires service. Whether you own a home on a rural lot or a property in a more developed area, connecting with a qualified local septic professional familiar with South Carolina's conditions is a practical first step.
Edisto Island, SC
⭐ 5.0 (6 reviews)
North Charleston, SC
⭐ 5.0 (3 reviews)
T.P. Howard's Plumbing Co., Inc. is a full-service plumbing contractor serving residential and commercial customers in North Charleston, SC, and Asheville, NC. With over 40 years in business, more than 250 employees, and a fleet of over 140 vehicles, the company handles everything from routine plumbing repairs and emergency service calls to large-scale utility installation, commercial plumbing projects, and concrete cutting and removal. Their service divisions cover residential remodels and new installations, commercial plumbing for municipalities and developers, water and sewer utility work, and precise concrete services. T.P. Howard's Plumbing operates 24/7 emergency service across all locations, responding quickly to minimize disruption for homeowners and businesses alike. With three office locations, over 17,000 service calls completed annually, and more than 10,000 commercial projects to their name, the company brings proven scale and reliability to every job. Their core values of accountability, excellence, and humility guide a team committed to consistent, professional, and on-time performance for every customer they serve.
North Charleston, SC
⭐ 4.7 (984 reviews)
Charleston, SC
⭐ 5.0 (4 reviews)
Superior Charleston Septic is a septic service provider based in Charleston, South Carolina, dedicated to serving the local community with professional septic system maintenance and repair. The company has earned a perfect 5.0 Google rating based on customer reviews, reflecting its commitment to quality workmanship and reliable service. Whether homeowners and businesses require routine inspections, pumping, or emergency repairs, Superior Charleston Septic delivers dependable solutions tailored to the unique septic needs of the Charleston area. Their reputation for excellence makes them a trusted choice for septic system care in South Carolina.
Wadmalaw Island, SC
⭐ 4.8 (19 reviews)
Island Septic Systems provides septic system services to the low country of South Carolina, operating since 1999. The company serves Charleston to Edisto Island, including Folly Beach, Hollywood, Ravenel, Johns Island, James Island, and Wadmalaw Island. They handle both commercial and residential projects. Services include septic tank pumping, installation of new septic systems, system repairs, tank inspections, and system certifications. They provide as-built documentation for DHEC, real estate
Charleston, SC
⭐ 4.6 (159 reviews)
ALL Plumbing Company has been serving Charleston, Bluffton, and the surrounding Lowcountry communities since 1987, bringing over 35 years of trusted plumbing expertise to residential and commercial customers. The company offers a comprehensive range of services including drain cleaning and repair, leak detection, water line installation and repair, fixture installation, toilet repair, garbage disposal services, gas lines, repiping, hydro jetting, sump pump repair, and kitchen and bathroom remodeling. Additional offerings include tankless water heaters, water filtration and purification systems, Nu Flow relining, Generac generator installation, and mechanical insulation. ALL Plumbing serves a wide network of South Carolina communities including Summerville, Mount Pleasant, James Island, Johns Island, West Ashley, North Charleston, Goose Creek, Hanahan, Moncks Corner, Hilton Head Island, and Beaufort, among others. The company emphasizes same-day availability, eco-friendly materials, and a commitment to quality workmanship. Customers can also take advantage of plumbing maintenance plans designed to prevent issues before they arise. ALL Plumbing can be reached at 843-761-8002.
Mcclellanville, SC
⭐ 4.4 (8 reviews)
Charleston, SC
⭐ 4.0 (1 reviews)
Charleston, SC
⭐ 3.5 (34 reviews)
# A-1 Septic Tank Service A-1 Septic Services is a professional septic tank company serving Charleston, South Carolina and the surrounding areas. Based in Charleston, the company specializes in septic installation, pumping, and repair services for residential and commercial clients. With a dedicated team of experienced septic professionals, A-1 Septic Services tailors solutions to meet each customer's specific needs and requirements. The company maintains standard business hours and welcomes customers to visit their Charleston location in person. A-1 Septic Services has established a customer base with a track record of service delivery in the local community. For property owners requiring septic system installation, routine maintenance, emergency repairs, or pumping services, the company offers free estimates to help customers understand their septic needs and available solutions.
Charleston County includes a wide range of property types, from older homes in historic Charleston neighborhoods to newer construction in suburban North Charleston and rural parcels on barrier and river islands such as Edisto Island. Many properties outside the reach of municipal sewer infrastructure depend on conventional gravity-fed septic systems, though the county's characteristically shallow, sandy, or poorly drained soils mean that pump-assisted systems and alternative drip-irrigation or mound systems are also common. The warm, humid climate of coastal South Carolina means that septic systems can experience year-round biological activity, which generally supports consistent treatment performance but also means that systems that are neglected or overloaded can deteriorate relatively quickly. Homes on lots with high seasonal water tables may require more frequent inspection to ensure drain fields are functioning correctly and not contributing to surface saturation or runoff.
In Charleston County, septic system permits are issued through the South Carolina Department of Health and Environmental Control, commonly referred to as DHEC. Property owners or licensed contractors typically must obtain a permit before installing a new system, replacing an existing one, or making significant repairs. DHEC evaluates site conditions, including soil type and lot size, before approving a system design. At the point of sale, many real estate transactions in South Carolina involve a septic inspection, and some lenders require documentation of system condition before closing. Homeowners looking for specific permitting requirements, setback rules, or approved system types for their property should consult the DHEC website or contact the local DHEC regional office that serves Charleston County. County-level environmental or building departments may also have relevant information for properties in certain jurisdictions. Always verify current requirements with your local health department.
Get free quotes from verified septic companies serving Charleston County, South Carolina.
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