The 2004 edition of "Recommended Standards for Wastewater Facilities" by the Great Lakes - Upper Mississippi River Board of State and Provincial Public Health and Environmental Managers is available at http://10statesstandards.com. This manual is commonly referred to as the Ten States Standards. This wastewater facilities design document is an update prepared jointly by a board including ten midwestern states and the Province of Ontario.

Iowa is represented on the Board. Ten States Standards is referenced in state rules and is used by the IDNR to supplement Iowa's Wastewater Facilities Design Standards for sewage works. IDNR does not stock paper copies. A bound paper copy may be obtained by contacting the Health Education Services at Albany, New York. Cost per copy is $12.00 plus shipping. Their telephone number is 518/439-7286.

You may also order a copy by going to the "environmental/occcupational health" listing in the HES web site at http://www.hes.org.