EX-21 3 doc2.txt Exhibit 21 LIST OF SUBSIDIARIES Subsidiary Name State of Formation ---------------- ------------------ American Ecology Environmental Services Corporation Texas Corporation American Ecology Holdings Corporation Delaware Corporation American Ecology Recycle Center, Inc. Delaware Corporation American Ecology Services Corporation Delaware Corporation Texas Ecologists, Inc. Texas Corporation US Ecology, Inc. California Corporation US Ecology Idaho, Inc. Delaware Corporation US Ecology Texas, L.P. Texas Limited Partnership 68