Septic Systems in Phillips County, AR

Regulations, costs, soil data & local providers

Pop. 16,568 ~33.6% on septic ~2,227 septic homes Poorly drained soil

Septic pumping in Phillips County, Arkansas costs $200-$400 (avg $300). A new septic system installation costs $4,550-$9,100. USDA soil data rates 0% of county soils as suitable for septic absorption fields. Approximately 2,227 homes in this county use septic systems.

Septic System Costs in Phillips County

ServiceLowAverageHigh
Pumping / Cleaning$200$300$400
Routine Inspection$200$250$350
Real Estate Inspection$300$450$650
Minor Repair$550$800$4,000
Conventional Installation$4,550$6,500$9,100
Aerobic System Installation$8,500$12,150$17,000
Drainfield Replacement$4,550$6,500$9,100
Perc Test$650$950$1,350

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

Soil & Septic Suitability in Phillips County

Drainage Class
Poorly drained
Hydrologic Group
D
Unique Soil Types
37

Dominant Soil Types

Soil SeriesCoverageDrainageHydro Group
Memphis 400 Well drained B
Tunica 286 Poorly drained D
Newellton 263 Somewhat poorly drained D
Sharkey 237 Poorly drained D
Alligator 200 Poorly drained D

Septic Tank Absorption Field Suitability

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

Not Limited (Good)0%
Somewhat Limited7.7%
Very Limited92.3%

Overall rating: Very limited

Source: USDA NRCS Soil Survey Geographic Database (SSURGO)

Groundwater & Water Table in Phillips County

Monitoring Wells
42
Avg Depth to Water
22.6 ft
Median Depth
17.5 ft
Shallowest Recorded
3.1 ft Shallow Risk

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

Source: USGS National Water Information System. Based on 396 measurements from monitoring wells.

Septic Regulations & Permits in Phillips County

State Regulatory Body
Arkansas 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 Phillips County health department for current permit requirements, fees, and approved system types.

Septic System FAQ for Phillips County

How much does septic pumping cost in Phillips County?
Septic pumping in Phillips County, Arkansas typically costs between $200 and $400, with an average of $300. 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 Phillips County?
A conventional septic system installation in Phillips County typically costs $4,550-$9,100. An aerobic treatment unit (ATU) costs $8,500-$17,000. Given the predominantly poorly 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 Phillips County?
Yes. Virtually all counties in Arkansas 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 Phillips County health department for current requirements and fees.
What soil types are in Phillips County and how do they affect septic systems?
Phillips County has predominantly Memphis, Tunica, Newellton soils. The dominant drainage class is Poorly drained with hydrologic group D. The USDA rates 0% of surveyed soils as "Not Limited" for septic absorption fields, 7.7% as "Somewhat Limited", and 92.3% as "Very Limited".
How often should I pump my septic tank in Phillips 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 Arkansas have mandatory pumping schedules — check with your local health department.
Can I install a conventional septic system in Phillips County?
It depends on your specific site. USDA soil data shows that 92.3% of soils in Phillips 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 ($650-$1350) and soil evaluation are required before the county will approve a system design.
How long does a septic system last in Phillips County?
A well-maintained septic system in Phillips 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 (Phillips County has predominantly poorly drained soils). Regular pumping every 3-5 years and avoiding excess water usage are the two most effective ways to extend system life.

Free Quote for Phillips County

Get matched with licensed septic pros in your area. Free, no obligation.

Quick Facts

Population16,568
Est. Septic Homes2,227
Avg Pumping Cost$300
Drainage ClassPoorly drained
Septic SuitabilityVery limited

Common Septic Services

Pumping: $200-$400
Inspection: $200-$350
Repair: $550-$4,000
Installation: $4,550-$9,100

Data last updated: 2026-04-13