Aerobic Treatment Units (ATUs): The Solution for Challenging Lots in Hawaii

Excavation Marketing Pro

Published on: 27/10/2026

Small lot? Close to the ocean? Poor volcanic soil? Hawaii's DOH may require an Aerobic Treatment Unit (ATU) for your property. Learn exactly when ATUs are required, how they work, and what ongoing maintenance they need.

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Signs Your Leach Field is Failing (And What to Do About It)

Excavation Marketing Pro

Published on: 01/09/2026

Slow drains, pooling water, and unusually lush grass are all warning signs that your septic drainfield is failing. Learn the top 5 symptoms of a failing leach field in Hawaii and the steps you need to take immediately.

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Septic System vs. Cesspool: Which is Right for Your Hawaii Property?

Excavation Marketing Pro

Published on: 06/08/2026

Hawaii's 2050 mandate requires all cesspools to be converted. But what are your options? This guide explains exactly how cesspools, standard septic tanks, and aerobic treatment units (ATUs) work - and how to choose the right system for your property.

Septic SystemCesspoolHawaiiAerobic Treatment UnitWastewater