Septic pumping in Washington County, Georgia costs $300-$550 (avg $400). A new septic system installation costs $5,300-$10,650. Approximately 3,166 homes in this county use septic systems.
Septic System Costs in Washington County
Service
Low
Average
High
Pumping / Cleaning
$300
$400
$550
Routine Inspection
$200
$300
$400
Real Estate Inspection
$350
$500
$700
Minor Repair
$650
$950
$4,600
Conventional Installation
$5,300
$7,600
$10,650
Aerobic System Installation
$10,000
$14,250
$19,950
Drainfield Replacement
$5,300
$7,600
$10,650
Perc Test
$800
$1,150
$1,600
Cost estimates based on regional market data for Washington County, Georgia. Actual costs depend on system type, site conditions, and provider.
Groundwater & Water Table in Washington County
Monitoring Wells
1
Avg Depth to Water
250.6 ft
Median Depth
250.3 ft
Shallowest Recorded
243.9 ft
Water table depths in this county are generally favorable for conventional septic systems.
County Boards of Health issue permits. Environmental Health Specialists conduct inspections.
Contact the Washington County health department for current permit requirements, fees, and approved system types.
Septic System FAQ for Washington County
How much does septic pumping cost in Washington County?
Septic pumping in Washington County, Georgia typically costs between $300 and $550, with an average of $400. Costs vary by tank size (1,000-1,500 gallons is typical), ease of access, distance from the pumping company, and how full the tank is. Most homeowners should pump their tank every 3-5 years.
How much does a new septic system cost in Washington County?
A conventional septic system installation in Washington County typically costs $5,300-$10,650. An aerobic treatment unit (ATU) costs $10,000-$19,950. Costs include the tank, drainfield, permits, and labor.
Do I need a permit for a septic system in Washington County?
Yes. Virtually all counties in Georgia require a permit before installing, repairing, or replacing a septic system. The permit process typically involves a soil evaluation or percolation test, system design by a licensed professional, application to the county health department, and one or more inspections during installation. Contact the Washington County health department for current requirements and fees.
What soil types are in Washington County and how do they affect septic systems?
Contact the county health department for soil evaluation requirements.
How often should I pump my septic tank in Washington County?
The EPA recommends pumping your septic tank every 3-5 years for a typical household. The exact frequency depends on tank size, household size, and water usage. A 1,000-gallon tank serving a family of 4 should generally be pumped every 3 years. Some counties in Georgia have mandatory pumping schedules — check with your local health department.
How long does a septic system last in Washington County?
A well-maintained septic system in Washington County typically lasts 25-30 years, though some components may need attention sooner. The concrete septic tank itself can last 40+ years, while the drainfield — the most critical and expensive component — usually lasts 15-25 years depending on soil conditions. Regular pumping every 3-5 years and avoiding excess water usage are the two most effective ways to extend system life.
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