Septic regulation changes in 2005 make discharging greywater a violation in most cases.
Laundry to Landscape Original Complete Information Hub
Greywater system buyers guide - Renew
Greywater Systems & How You Can Use Them - Water Wise Group
Gray Water Policy Center
plumbing - How to diagnose a greywater system backup - Home
Greywater in New Construction - Greywater Action
Branched-Drain Greywater Distribution Plumbing - Rainwater
Greywater System Aqua2use GWDD - Water Wise Group
A Guide to Grey Water Discharge on Ships - Power Knot
Reused grey water cuts water usage, saves you some green - The San
Grey Water In Winter Time (grey water forum at permies)