American Ecology Plans to Announce 2Q Earnings on July 24

Date: July 11, 2007

Source: American Ecology Corporation

American Ecology Announces Schedule for Second Quarter 2007 Earnings Release and Conference Call

American Ecology Corporation (NASDAQ: ECOL) today announced that it will release financial results for the second quarter of 2007 following the close of the market on Tuesday, July 24, 2007. Management will conduct an investor conference call on Wednesday, July 25, 2007 at 11:00 a.m. Eastern Daylight Time (9:00 a.m. Mountain Daylight Time) to discuss these results.

Questions will be invited after management's presentation. Interested parties can access the conference call by dialing (866) 814-1914. 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 August 2, 2007 by calling (800) 675-9924 and using the passcode 72507. 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.

For more information, contact:
Alison Ziegler
Cameron Associates
(212) 554-5469
alison@cameronassoc.com.
www.americanecology.com.

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