The state’s program involving installers and service providers at Heartland Hills includes a variety of test systems serving 14 homes

A decentralized system with recirculating trickling filter and drip dispersal provides reliable treatment for a rural community in eastern Tennessee.

Recirculating trickling filters anchor an onsite treatment system that enables construction of a world-class research facility on an Alaskan island

Aerated batch reactor saves homeowner thousands; Alternative passive technology replaces a conventional drainfield; Recirculating trickle filter discharges to sensitive waters; Passive biofilter comes ready to install; Robust solution for a coffee shop; ATU resolves a problem on a confined lot; Packed-bed filter replaces a failed sand filter; Aerobic packed-bed bioreactor treats high-strength wastewater