When conventional sewerage is a poor answer
(and it IS a poor answer more often than you think)

Who do you call?

The Decentralized Concept

Background on and general orientation to the decentralized concept of "waste"water management.

Biofiltration Technology

Papers reviewing background and status of the "workhorse"technology for the decentralized concept.

Soil Treatment

Papers reviewing soil treatment mechanisms and their implications for design of dispersal systems.

Project Descriptions

Reviews of projects executed by David Venhuizen, P.E., that illustrate application of the decentralized concept.

System Management

A review of the principles for planning management systems to serve the decentralized concept.

Venhuizen's Bio/Vita

Water resourses related professional background of David Venhuizen, P.E.

The RIGHT System

A link to the web site for a "packaged" high performance biofiltration system designed by David Venhuizen, P.E.

Rainwater Harvesting

Review and discussion of this decentralized water supply strategy.

Running Commentary

Occasional comments by David Venhuizen, P.E., and feedback from visitors to this site.