Aerobic Treatment Units (ATUs): Essential Maintenance & Compliance Guide

Aerobic Treatment Units (ATUs) are advanced septic systems designed to treat wastewater efficiently while protecting the environment. Regular maintenance and compliance with local and state regulations are essential to keep your system running smoothly. In this guide, we’ll cover the importance of ATU upkeep, key maintenance practices, and regulatory requirements every homeowner should know. What Are ATUs? ATUs are specialized onsite wastewater treatment systems that use oxygen to accelerate the breakdown of waste. Unlike traditional septic systems, ATUs introduce air into the treatment process, improving effluent quality and making them ideal for areas with poor soil conditions, high groundwater, or strict environmental guidelines. Why Regular ATU Maintenance Matters Proper maintenance is crucial for preventing system failures, avoiding costly repairs, and ensuring compliance. Neglecting ATU care can lead to: System Overloading – Excess solids can clog the system and cause breakdowns...