What Is an Aerobic Septic System? How It Works, Pros and Cons

Updated October 2026. Checked against U.S. EPA, Texas A&M AgriLife Extension and Texas Commission on Environmental Quality guidance. An aerobic septic system, also called an aerobic treatment unit (ATU), pumps air into the tank so oxygen-using bacteria can treat wastewater more completely than a conventional septic tank. The EPA describes ATUs as using many of … Read more

How to Set an Aerobic Septic Sprinkler Timer

Updated October 2026. Steps checked against the Intermatic T100 series timer guide and Texas TCEQ aerobic system guidance; panels vary by brand. The sprinkler timer on an aerobic septic system is inside the control panel. To set it, turn the clock dial until the current time lines up with the pointer, then set the spray … Read more

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