American Ecology Announces Schedule for Its First Quarter 2008 Earnings Release and Conference Call

BOISE, ID--(Marketwire - April 17, 2008) - American Ecology Corporation (NASDAQ: ECOL) today announced that it will release financial results for the quarter ended March 31, 2008 on Tuesday April 29, 2008 prior to the market open.

Management will conduct an investor conference call the same day at 11:00 a.m. Eastern Daylight Time (9:00 a.m. Mountain Daylight Time) to discuss these results and its business outlook.

Questions will be invited after management's presentation. Interested parties can access the conference call by dialing (877) 681-3374 or (719) 325-4913 and using the passcode 7879642. The conference call will also be broadcast live on the Company's website at www.americanecology.com.

An audio replay of the teleconference will be made available through May 6, 2008 by calling (888) 203-1112 or (719) 457-0820 and using the passcode 7879642. The replay will also be accessible on the Company's website at www.americanecology.com.

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.

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