American Ecology Announces Schedule for Its Fiscal Year 2007 Earnings Release Date and Conference Call Information

BOISE, ID--(Marketwire - January 28, 2008) - American Ecology Corporation (NASDAQ: ECOL) today announced that it will release financial results for the fourth quarter and full year ended December 31, 2007 on Thursday, February 7, 2008 prior to the market open. Management will conduct an investor conference call the same day at 11:00 a.m. Eastern Standard Time (9:00 a.m. Mountain Standard Time) to discuss these results and its 2008 business outlook.

Questions will be invited after management's presentation. Interested parties can access the conference call by dialing (888) 447-1569 and using the passcode 33068151. 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 February 15, 2008 by calling (800) 374-2441 and using the passcode 33068151. 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