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

BOISE, ID--(Marketwire - October 16, 2008) - American Ecology Corporation (NASDAQ: ECOL) today announced that it will release financial results for the quarter ended September 30, 2008 on Tuesday October 28, 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. 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 November 4, 2008 by calling (888) 203-1112 or (719) 457-0820 and using the passcode 7859524. 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