New Septic Systems for Marietta Properties
Whether you are building a new home in Marietta or replacing a system that has reached the end of its life, septic installation is a project that starts with the soil. The right system depends on your lot, your soil and the size of your household.
Request a call and a local septic company that installs systems in Marietta and Smyrna, Kennesaw, Sandy Springs will explain the process from site evaluation to final inspection.
From soil test to final inspection
A soil evaluation decides almost everything else. It tells the designer what type of system and how large a field the lot needs. Once plans are approved, installation itself often takes a few days to a couple of weeks, depending on the system and the site.
Septic system types and when they fit
A conventional gravity system works where soil drains well and there is room for a field. Where soil is shallow, wet or slow, designers turn to pressure distribution, mound systems, chamber systems, drip dispersal or aerobic treatment units. The soil test, not preference, usually decides which one a lot needs.
Permits and approvals
New and replacement systems almost always need a permit. Expect a soil evaluation, a design that meets local code, plan review and at least one inspection during installation. the Cobb County health department or your state agency sets the requirements, and many installers handle the application for you.
What affects installation cost
The biggest factors are system type, soil conditions, lot access, tank size and local permit requirements. Conventional systems in good soil generally cost the least. Mounds, aerobic units and other engineered systems cost more to build and maintain. Removing an old system and restoring landscaping add to replacement projects.
After installation
Ask your installer for records, maintenance instructions and warranty details. Mark the tank and field location so they are not damaged by future projects. Some systems require a service contract, so confirm what applies to yours.
Choosing an installation company
Look for experience with the soils and systems common around Marietta and Smyrna, Kennesaw, Sandy Springs, clear written quotes and a plan for permits and inspections. A good installer explains tradeoffs between system types rather than pushing one option.
Scheduling a septic installation
Start early if you are building or replacing a failing system. Book the soil evaluation first, since everything else depends on it. Ask your installer how long permits are currently taking with the Cobb County health department, and plan for weather, especially if the work falls in winter or a rainy season.
What to avoid on a new system near Marietta
Avoid choosing an installer on price alone, starting before the permit is approved, or placing the field in a low spot that stays wet. Think about future plans for the yard, since a pool, addition or outbuilding cannot go over the field later.
Before the digging starts in Marietta
Installing a septic system in Marietta touches the whole yard, so plan access for the excavator and the tank delivery. Mark wells, water lines and property corners first. Ask the installer how they will restore the lawn afterward. A clear plan now avoids moving a driveway, a shed or a fence later.
What Marietta's soil means for a new system
Soils around Marietta range from good to very limited, so the system type depends on the results of the soil test on your lot. With about 51 inches of precipitation a year, designers here account for high water tables and runoff when sizing and placing a system.
Local conditions in Marietta that affect septic installation
Among the mapped soils within about two miles of central Marietta, the USDA soil survey rates 44% as very limited for septic absorption fields, 56% as somewhat limited and 0% as not limited. The most common drainage class is well drained. Conditions vary from lot to lot here, so a site evaluation is the only way to know how well a particular yard will handle a drain field.
Marietta averages about 51 inches of precipitation a year, and December is usually the wettest month. January is the coldest month at about 40°F on average, so freezing is rarely the main concern here. Heavy rain and saturated ground are the bigger factors for drain fields.
Sources: USDA NRCS Soil Survey (SSURGO), Soil Data Access; NASA POWER long-term climatology. Soil ratings describe mapped soil types near the city center and do not replace a site evaluation of your property.
What the soil around Marietta means for septic installation
By drainage class, the USDA soil survey maps the land around Marietta as 78% well drained, 11% moderately well drained, 5% somewhat excessively drained, 4% somewhat poorly drained, 2% poorly drained. Most of the soil here drains reasonably well, so a conventional trench field is often possible where the lot allows, but the soil test still decides.
Source: USDA NRCS Soil Survey (SSURGO), Soil Data Access
Septic companies near Marietta
These are the septic companies in our directory closest to Marietta, with straight-line distance. Call any of them directly, or send one request and we will pass it to the best match.
- Independent Septic & Sewer LLC, Marietta, GA, 3.9 mi
- Koberg Fluid Systems, Marietta, GA, 6.9 mi
- Papas Septic Service, Kennesaw, GA, 8.4 mi
- Payne's Septic Tank Service, Acworth, GA, 8.7 mi
- Richards Septic Tank Service Inc, Woodstock, GA, 9.9 mi
- Grizzle Earl Septic Tank Service, Acworth, GA, 10.9 mi
Septic Installation in nearby towns
We also cover septic installation in these towns near Marietta:
- Smyrna, 6.5 mi
- Kennesaw, 6.6 mi
- Sandy Springs, 10.1 mi
- Powder Springs, 10.1 mi
- Woodstock, 10.5 mi
- Acworth, 10.9 mi
About Marietta, GA
Marietta is in Cobb County, Georgia. About 62,769 people live there, across 23.5 square miles of land (about 2,670 per square mile).
Septic Installation questions in Marietta
- Can I install a septic system myself?
- Most areas require licensed designers or installers and inspections. Check with the Cobb County health department before planning any work yourself.
- How big does my septic tank need to be?
- Tank size is usually based on the number of bedrooms and local code. Your designer will size the tank and field for your home.
- Can a replacement system go in the same place?
- Sometimes. It depends on the condition of the soil in the old field and local rules. Many replacements use a new area of the yard.
- Is SepticTank.com the installer?
- No. SepticTank.com connects you with an independent local septic company that serves Marietta. That company designs, installs and prices the system.