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    Sewage Cleanup & Decontamination in San Antonio

    Professional sewage backup cleanup and biohazard decontamination. IICRC-certified technicians with 24/7 emergency response — protecting your health and your property.

    Professional Sewage Cleanup Services

    Sewage backups are among the most hazardous water damage events a property can experience. Category 3 (black water) contains dangerous pathogens including E. coli, hepatitis, and other harmful microorganisms that require immediate professional remediation.

    AST's IICRC-certified technicians use full personal protective equipment, hospital-grade antimicrobial agents, and industrial extraction equipment to safely remove all contaminated materials and restore your property to a safe, healthy condition. Our protocols follow OSHA bloodborne pathogen standards for biohazard safety.

    We handle the complete process — from emergency containment and extraction through sanitization, structural drying, and full restoration — with thorough insurance documentation at every step.

    Services We Provide

    • Sewage backup cleanup & extraction
    • Black water removal & decontamination
    • Toilet & drain overflow cleanup
    • Septic system failure remediation
    • Biohazard cleanup & disposal
    • Antimicrobial treatment & sanitization
    • Structural drying & dehumidification
    • Odor elimination & air quality restoration

    Our Sewage Cleanup Process

    1

    Emergency Call

    Call our 24/7 line — sewage emergencies require immediate professional response.

    2

    Rapid Containment

    We arrive within 60 minutes to contain the affected area and prevent spread.

    3

    Sewage Extraction

    Complete removal of all sewage, contaminated water, and affected materials.

    4

    Sanitization & Drying

    Hospital-grade antimicrobial treatment and thorough structural drying.

    5

    Restoration

    Rebuild and restore all affected areas to safe, pre-loss condition.

    Why Professional Cleanup Is Essential

    Serious Health Hazards

    Sewage contains bacteria, viruses, and parasites that can cause severe illness. Professional PPE and decontamination protocols are essential.

    Rapid Contamination Spread

    Sewage quickly absorbs into porous materials and can spread through HVAC systems. Fast containment limits the affected area and reduces costs.

    Hidden Contamination

    Sewage can seep behind walls, under floors, and into substructures. Professional moisture and contamination mapping ensures nothing is missed.

    Sewage Cleanup FAQs

    Ready to Get Started?

    Whether it's an emergency or a scheduled cleaning, our team is ready to help. Get your free, no-obligation estimate today.

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