EPA Fact Sheets
Informative EPA Fact Sheets
The United States Environmental Protection Agency (EPA) does an excellent job of assembling and posting relatively short, highly informative, readable, technical documents they refer to as Technology Fact Sheets.
As I come across these documents I'll post them here. They are PDF files that quickly get to the point for a specific topic, providing you with practical reference material. Clicking on any of the graphics below the EPA logo will open up that document for viewing/printing. There is some really good information here!
Disinfection Fact Sheets
Biological Treatment Fact Sheets
Dewatering/Biosolids Fact Sheets
Lagoon Fact Sheets
Miscellaneous EPA Fact Sheets