Aerial drone view of a septic drain field installation on Colorado acreage
Local Centennial & South Metro Experts 5-Star Rated Service

Centennial Septic System Repair, Installation & Inspections

While much of Centennial is connected to municipal sewers, older large-lot parcels, legacy equestrian properties, and unincorporated pockets still rely on private On-Site Wastewater Treatment Systems (OWTS). AB Septic specializes in the maintenance, repair, and engineered replacement of these aging residential systems. From replacing degraded tanks to performing mandatory real estate transfer inspections, we deliver precision field engineering built for Colorado soils.

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Verified Credentials: C10002733 NAWT Certified Inspections Arapahoe County Compliant 15 Years Experience
Dedicated Local Services

Legacy Acreage Septic Solutions

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NAWT Property Inspections

Selling a legacy septic home in Centennial? The Arapahoe County Public Health Department requires a certified Use Permit Inspection before closing. We provide thorough NAWT-certified evaluations and pump-outs to ensure your transaction proceeds without delay.

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Drain Field Restoration

Older systems in Centennial’s legacy neighborhoods often face absorption issues due to aging infrastructure or compacting soils. We resolve standing water and biomat blockages using high-pressure line jetting or full engineered chamber replacements tailored to tight property lines.

Drain Field Services
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Tank & Lift Station Upgrades

Degraded concrete tanks and failing lift station pumps are common issues on older South Metro properties. We diagnose electrical pump failures and install durable, modern polyethylene tanks equipped with watertight risers to modernize your aging system.

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Navigating County Health Regulations

Following the dissolution of Tri-County Health, your Centennial property's septic system is strictly overseen by the Arapahoe County Public Health Department.

Whether you are modernizing an aging residential system, replacing a failing drain field, or needing a Use Permit for a property transfer, AB Septic handles the entire compliance process. We coordinate directly with local engineers for percolation tests and pull all necessary permits so your South Metro project meets every code requirement.

⭐ 5.0

Top Rated in the Front Range

"Replacing a failing septic system is stressful, but this crew made it seamless. From pulling the county permits to the final excavation... the yard looks great, and the new system runs perfectly."

Book Centennial Septic Service

Need an estimate for a drain field replacement, emergency repair, or a NAWT inspection in Centennial? Reach out directly to Austin and the AB Septic team.

📞 720-883-3390

Fully licensed, bonded, and insured for large-lot residential properties.

Our Colorado Service Coverage

Weld County

Boulder County

Larimer County

Adams & Broomfield

Jefferson County

Arapahoe County