Septic Systems in Clermont County, OH

Regulations, costs, soil data & local providers

Pop. 208,601 ~15% on septic ~12,516 septic homes Well drained soil

Septic pumping in Clermont County, Ohio costs $300-$550 (avg $400). A new septic system installation costs $5,600-$11,200. USDA soil data rates 1.9% of county soils as suitable for septic absorption fields. Approximately 12,516 homes in this county use septic systems.

Septic System Costs in Clermont County

ServiceLowAverageHigh
Pumping / Cleaning$300$400$550
Routine Inspection$200$300$400
Real Estate Inspection$400$550$750
Minor Repair$700$1,000$4,900
Conventional Installation$5,600$8,000$11,200
Aerobic System Installation$10,500$15,000$21,000
Drainfield Replacement$5,600$8,000$11,200
Perc Test$850$1,200$1,700

Cost estimates based on regional market data for Clermont County, Ohio. Actual costs depend on system type, site conditions, and provider.

Soil & Septic Suitability in Clermont County

Drainage Class
Well drained
Hydrologic Group
D
Unique Soil Types
87
Avg Bedrock Depth
3.5 ft

Dominant Soil Types

Soil SeriesCoverageDrainageHydro Group
Edenton 1020 Well drained C
Rossmoyne 846 Moderately well drained D
Cincinnati 845 Well drained D
Eden 595 Well drained D
Hickory 565 Well drained B

Septic Tank Absorption Field Suitability

USDA NRCS rates soil suitability for septic absorption fields across this county:

Not Limited (Good)1.9%
Somewhat Limited0.9%
Very Limited97.2%

Overall rating: Very limited

Source: USDA NRCS Soil Survey Geographic Database (SSURGO)

Groundwater & Water Table in Clermont County

Monitoring Wells
1
Avg Depth to Water
31.5 ft
Median Depth
31.2 ft
Shallowest Recorded
30.8 ft

Water table depths in this county are generally favorable for conventional septic systems.

Source: USGS National Water Information System. Based on 5 measurements from monitoring wells.

Septic Regulations & Permits in Clermont County

State Regulatory Body
Ohio Department of Health
Inspection Required for Home Sale
No / Varies
Nitrogen Reduction Areas
No
Advanced Treatment Required
In designated areas

Local health districts issue permits. Sewage Treatment System (STS) rules updated 2015.

Contact the Clermont County health department for current permit requirements, fees, and approved system types.

Septic System FAQ for Clermont County

How much does septic pumping cost in Clermont County?
Septic pumping in Clermont County, Ohio 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 Clermont County?
A conventional septic system installation in Clermont County typically costs $5,600-$11,200. An aerobic treatment unit (ATU) costs $10,500-$21,000. Given the predominantly well drained soils in this area, some sites may require alternative system types. Costs include the tank, drainfield, permits, and labor.
Do I need a permit for a septic system in Clermont County?
Yes. Virtually all counties in Ohio 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 Clermont County health department for current requirements and fees.
What soil types are in Clermont County and how do they affect septic systems?
Clermont County has predominantly Edenton, Rossmoyne, Cincinnati soils. The dominant drainage class is Well drained with hydrologic group D. The USDA rates 1.9% of surveyed soils as "Not Limited" for septic absorption fields, 0.9% as "Somewhat Limited", and 97.2% as "Very Limited".
How often should I pump my septic tank in Clermont 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. With approximately 12,516 septic systems in Clermont County, there are many local providers offering regular pumping services.
Can I install a conventional septic system in Clermont County?
It depends on your specific site. USDA soil data shows that 97.2% of soils in Clermont County are rated "Very Limited" for septic absorption fields, while only 1.9% are "Not Limited." This means many properties will require alternative systems such as mound systems, pressure distribution systems, or aerobic treatment units. A percolation test ($850-$1700) and soil evaluation are required before the county will approve a system design.
How long does a septic system last in Clermont County?
A well-maintained septic system in Clermont 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 (Clermont County has predominantly well drained soils). 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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Quick Facts

Population208,601
Est. Septic Homes12,516
Avg Pumping Cost$400
Drainage ClassWell drained
Septic SuitabilityVery limited

Common Septic Services

Pumping: $300-$550
Inspection: $200-$400
Repair: $700-$4,900
Installation: $5,600-$11,200

Data last updated: 2026-04-13