New Septic Systems for Savannah Properties
Replacing a failed system or installing one for a new build in Savannah involves more than digging a hole for a tank. Soil testing, system design, permits and inspections all shape the final result.
A local installer can tell you which system types are likely to work on your lot and what the process looks like.
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.
Choosing a system for your lot
Your lot decides more than your budget does. Good, deep soil allows a conventional tank and field. Tight lots, high water tables and clay often call for an engineered option such as a mound, pressure dosed field or aerobic unit. A designer explains which systems are allowed on your property.
What the permit process involves
Most permit processes include a site and soil evaluation, a system design, plan approval and final inspection. Fees and timelines vary. Starting the process early, especially for new construction, keeps the project on schedule.
Understanding installation quotes
A complete quote should cover design, permits, excavation, the tank, the dispersal system, inspections and site restoration. Ask what is excluded, such as tree removal, electrical work for pumps or driveway repair. Compare quotes for the same system type.
Caring for a new septic system
Keep a copy of the design and as-built drawing, schedule your first pumping as recommended, and keep vehicles and structures off the tank and field. Plant only grass over the dispersal area and direct roof and yard runoff away from it. Systems with pumps or treatment units need regular service to stay under warranty.
Choosing an installation company
Look for experience with the soils and systems common around Savannah and Garden City, Pooler, Thunderbolt, clear written quotes and a plan for permits and inspections. A good installer explains tradeoffs between system types rather than pushing one option.
How long a new system takes near Savannah
Soil testing, design and permit review usually take longer than construction. In Chatham County, wet seasons and frozen ground can delay soil evaluations, and review times vary through the year. Once the permit is in hand, most installations take a few days to a couple of weeks.
Common installation mistakes
The costliest mistakes are skipping the soil test, undersizing the system to save money, and building the field where water collects or where you later want a driveway or garage. Hiring an installer who does not handle permits can also delay the job or force rework after a failed inspection.
New septic systems in Chatham County
New and replacement systems in Chatham County go through the Chatham County health department, which reviews designs and inspects the work. Soil conditions change from one part of the county to another, so a design that suits a lot in Savannah may differ from one in Garden City, Pooler, Thunderbolt. A local installer knows those differences.
What Savannah's soil means for a new system
The USDA soil survey rates most mapped soils near Savannah as very limited for septic absorption fields. New systems here often need a mound, pressure distribution or another engineered design, which your soil test will confirm. With about 45 inches of precipitation a year, designers here account for high water tables and runoff when sizing and placing a system.
Local conditions in Savannah that affect septic installation
Among the mapped soils within about two miles of central Savannah, the USDA soil survey rates 100% as very limited for septic absorption fields, 0% as somewhat limited and 0% as not limited. The most common drainage class is poorly drained. Soils like these often call for careful system design, such as a larger drain field, a mound or another engineered system, and a site evaluation before any new installation or replacement.
Savannah averages about 45 inches of precipitation a year, and August is usually the wettest month. January is the coldest month at about 50°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 Savannah means for septic installation
By drainage class, the USDA soil survey maps the land around Savannah as 32% poorly drained, 31% very poorly drained, 22% somewhat poorly drained, 10% moderately well drained, 5% excessively drained. With 85% of the soil poorly drained, a new or replacement field here is often larger or raised, and a soil test comes before any design.
Source: USDA NRCS Soil Survey (SSURGO), Soil Data Access
Septic companies near Savannah
These are the septic companies in our directory closest to Savannah, with straight-line distance. Call any of them directly, or send one request and we will pass it to the best match.
- A-1 Septic Tank Service, Pooler, GA, 4.7 mi
- Reliable Septic Service Inc, Savannah, GA, 8.5 mi
- Drainage Master Sewer Service, Savannah, GA, 10.8 mi
- Olde Savannah Septic Service, Savannah, GA, 12.6 mi
- Coastal Drainage Inc, Savannah, GA, 14.0 mi
- Rahn's Wrecker Service, Rincon, GA, 20.8 mi
Septic Installation in nearby towns
We also cover septic installation in these towns near Savannah:
- Garden City, 4.9 mi
- Pooler, 7 mi
- Thunderbolt, 8.7 mi
- Bloomingdale, 9.9 mi
- Richmond Hill, 10.6 mi
- Port Wentworth, 12 mi
About Savannah, GA
Savannah is in Chatham County, Georgia. About 147,748 people live there, across 108.9 square miles of land (about 1,357 per square mile).
Septic Installation questions in Savannah
- Can I install a septic system myself?
- Most areas require licensed designers or installers and inspections. Check with the Chatham 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.
- Do I need a soil test for a new septic system?
- Yes, in nearly all cases. The soil evaluation decides what type of system and how large a field your lot can support.
- Who approves septic installations in Savannah?
- Septic permits are usually handled at the county or state level. Contact the Chatham County health department to confirm the requirements for your property.