Septic Systems in Noble County, IN

Regulations, costs, soil data & local providers

Pop. 47,457 ~33.6% on septic ~6,378 septic homes Moderately well drained soil

Septic pumping in Noble County, Indiana costs $250-$500 (avg $350). A new septic system installation costs $4,750-$9,500. USDA soil data rates 0% of county soils as suitable for septic absorption fields. Approximately 6,378 homes in this county use septic systems.

Septic System Costs in Noble County

ServiceLowAverageHigh
Pumping / Cleaning$250$350$500
Routine Inspection$200$250$350
Real Estate Inspection$300$450$650
Minor Repair$600$850$4,200
Conventional Installation$4,750$6,800$9,500
Aerobic System Installation$8,900$12,750$17,850
Drainfield Replacement$4,750$6,800$9,500
Perc Test$700$1,000$1,400

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

Soil & Septic Suitability in Noble County

Drainage Class
Moderately well drained
Hydrologic Group
B
Unique Soil Types
57

Dominant Soil Types

Soil SeriesCoverageDrainageHydro Group
Miami 805 Moderately well drained B
Morley 499 Moderately well drained C
Rawson 480 Moderately well drained C
Fox 377 Well drained B
Oshtemo 347 Well drained A

Septic Tank Absorption Field Suitability

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

Not Limited (Good)0%
Somewhat Limited6.7%
Very Limited93.3%

Overall rating: Very limited

Source: USDA NRCS Soil Survey Geographic Database (SSURGO)

Groundwater & Water Table in Noble County

Monitoring Wells
1
Avg Depth to Water
31 ft
Median Depth
31 ft
Shallowest Recorded
29.3 ft

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

Source: USGS National Water Information System. Based on 61 measurements from monitoring wells.

Septic Regulations & Permits in Noble County

State Regulatory Body
Indiana Department of Health/Environment
Inspection Required for Home Sale
No / Varies
Nitrogen Reduction Areas
No
Advanced Treatment Required
No

Contact county health department for specific requirements.

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

Septic System FAQ for Noble County

How much does septic pumping cost in Noble County?
Septic pumping in Noble County, Indiana typically costs between $250 and $500, with an average of $350. 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 Noble County?
A conventional septic system installation in Noble County typically costs $4,750-$9,500. An aerobic treatment unit (ATU) costs $8,900-$17,850. Given the predominantly moderately 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 Noble County?
Yes. Virtually all counties in Indiana 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 Noble County health department for current requirements and fees.
What soil types are in Noble County and how do they affect septic systems?
Noble County has predominantly Miami, Morley, Rawson soils. The dominant drainage class is Moderately well drained with hydrologic group B. The USDA rates 0% of surveyed soils as "Not Limited" for septic absorption fields, 6.7% as "Somewhat Limited", and 93.3% as "Very Limited".
How often should I pump my septic tank in Noble 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 6,378 septic systems in Noble County, there are many local providers offering regular pumping services.
Can I install a conventional septic system in Noble County?
It depends on your specific site. USDA soil data shows that 93.3% of soils in Noble County are rated "Very Limited" for septic absorption fields, while only 0% 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 ($700-$1400) and soil evaluation are required before the county will approve a system design.
How long does a septic system last in Noble County?
A well-maintained septic system in Noble 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 (Noble County has predominantly moderately 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

Population47,457
Est. Septic Homes6,378
Avg Pumping Cost$350
Drainage ClassModerately well drained
Septic SuitabilityVery limited

Common Septic Services

Pumping: $250-$500
Inspection: $200-$350
Repair: $600-$4,200
Installation: $4,750-$9,500

Data last updated: 2026-04-13