Septic Systems in Pointe Coupee Parish, LA

Regulations, costs, soil data & local providers

Pop. 20,758 ~28.8% on septic ~2,391 septic homes Poorly drained soil

Septic pumping in Pointe Coupee Parish, Louisiana costs $250-$500 (avg $350). A new septic system installation costs $5,050-$10,100. USDA soil data rates 0% of county soils as suitable for septic absorption fields. Approximately 2,391 homes in this county use septic systems.

Septic System Costs in Pointe Coupee Parish

ServiceLowAverageHigh
Pumping / Cleaning$250$350$500
Routine Inspection$200$250$350
Real Estate Inspection$350$500$700
Minor Repair$650$900$4,400
Conventional Installation$5,050$7,200$10,100
Aerobic System Installation$9,450$13,500$18,900
Drainfield Replacement$5,050$7,200$10,100
Perc Test$750$1,100$1,550

Cost estimates based on regional market data for Pointe Coupee Parish, Louisiana. Actual costs depend on system type, site conditions, and provider.

Soil & Septic Suitability in Pointe Coupee Parish

Drainage Class
Poorly drained
Hydrologic Group
D
Unique Soil Types
18

Dominant Soil Types

Soil SeriesCoverageDrainageHydro Group
Sharkey 661 Poorly drained D
Commerce 507 Somewhat poorly drained C
Convent 212 Somewhat poorly drained C
Bruin 203 Moderately well drained B
Dowling 193 Very 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 Limited16.1%
Very Limited83.9%

Overall rating: Very limited

Source: USDA NRCS Soil Survey Geographic Database (SSURGO)

Groundwater & Water Table in Pointe Coupee Parish

Monitoring Wells
80
Avg Depth to Water
26 ft
Median Depth
18.9 ft
Shallowest Recorded
-2.8 ft Shallow Risk

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

Source: USGS National Water Information System. Based on 677 measurements from monitoring wells.

Septic Regulations & Permits in Pointe Coupee Parish

State Regulatory Body
Louisiana 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 Pointe Coupee Parish health department for current permit requirements, fees, and approved system types.

Septic System FAQ for Pointe Coupee Parish

How much does septic pumping cost in Pointe Coupee Parish?
Septic pumping in Pointe Coupee Parish, Louisiana 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 Pointe Coupee Parish?
A conventional septic system installation in Pointe Coupee Parish typically costs $5,050-$10,100. An aerobic treatment unit (ATU) costs $9,450-$18,900. 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 Pointe Coupee Parish?
Yes. Virtually all counties in Louisiana 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 Pointe Coupee Parish health department for current requirements and fees.
What soil types are in Pointe Coupee Parish and how do they affect septic systems?
Pointe Coupee Parish has predominantly Sharkey, Commerce, Convent 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, 16.1% as "Somewhat Limited", and 83.9% as "Very Limited".
How often should I pump my septic tank in Pointe Coupee Parish?
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 Louisiana have mandatory pumping schedules — check with your local health department.
Can I install a conventional septic system in Pointe Coupee Parish?
It depends on your specific site. USDA soil data shows that 83.9% of soils in Pointe Coupee Parish 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 ($750-$1550) and soil evaluation are required before the county will approve a system design.
How long does a septic system last in Pointe Coupee Parish?
A well-maintained septic system in Pointe Coupee Parish 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 (Pointe Coupee Parish 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.

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Quick Facts

Population20,758
Est. Septic Homes2,391
Avg Pumping Cost$350
Drainage ClassPoorly drained
Septic SuitabilityVery limited

Common Septic Services

Pumping: $250-$500
Inspection: $200-$350
Repair: $650-$4,400
Installation: $5,050-$10,100

Data last updated: 2026-04-13