While Alacoque says the Advanced Enviro-Septic system is better for the environment because it treats wastewater completely, he says most people choose it because of its very compact size. A ...

In contrast, my conventional gravity-powered septic system, built for less than $3,000 in 1971 on land with the same soil profile, has worked reliably for 36 years.

Barker said the more efficient septic systems now cost, on average, about $4,000 more than conventional systems. But she expects the cost gap to narrow, as more people opt for the environmentally ...

Many people were raised in homes that utilized a conventional septic system. A conventional or standard system is one that uses rock and perforated pipe, leaching chambers or multi-pipe systems ...