American Ecology Declares 15-cent Dividend

Date: April 2, 2007

Source: American Ecology Corporation

American Ecology Declares $0.15 Per Share Dividend

American Ecology Corporation (Nasdaq:ECOL) today announced that stockholders of record on April 13, 2007 will receive a quarterly cash dividend of $0.15 per common share, payable on April 20, 2007.

At December 31, 2006, the Company reported 18,174,040 shares outstanding and $10 million in cash and short-term investments on hand. The Company estimates that approximately $2.7 million in cash will be paid out for the declared quarterly dividend.

About American Ecology Corporation

American Ecology Corporation, through its subsidiaries, provides radioactive, PCB, hazardous, and non-hazardous waste services to commercial and government customers throughout the United States, such as steel mills, medical and academic institutions, petro-chemical facilities and the nuclear power industry. Headquartered in Boise, Idaho, the Company is the oldest radioactive and hazardous waste services company in the United States.

This news release was distributed by PrimeNewswire, www.primenewswire.com

SOURCE: American Ecology Corporation

Cameron Associates
Alison Ziegler
(212) 554-5469
alison@cameronassoc.com
www.americanecology.com

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