Southern
Region (R8) Alabama, Arkansas, Florida, Georgia,
Kentucky, Louisiana, Mississippi, North Carolina, Oklahoma,
Puerto Rico, South Carolina, Tennessee, Texas, and Virginia
Eastern Area (R9) Connecticut, Delaware, Illinois,
Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan,
Minnesota, Missouri, New Hampshire, New Jersey, New York,
Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia,
and Wisconsin
Southern Research Station (SRS) Alabama, Arkansas, Florida, Georgia,
Kentucky, Tennessee, Louisiana, Mississippi, North Carolina,
Oklahoma, South Carolina, Tennessee, Texas, and Virginia