News Releases

Waste Connections Files 12b-25 Notice
FOLSOM, Calif.

Waste Connections, Inc. today announced that it intends to file a Form 12b-25, Notification of Late Filing, with the Securities and Exchange Commission, for a five-day extension of the due date for its Quarterly Report on Form 10-Q for the quarter ended September 30, 2006. The Company intends to file its quarterly report within that five-day period.

Waste Connections, Inc. is an integrated solid waste services company that provides solid waste collection, transfer, disposal and recycling services in mostly secondary markets in the Western and Southern U.S. The Company serves more than one million residential, commercial and industrial customers from a network of operations in 22 states. The Company also provides intermodal services for the movement of containers in the Pacific Northwest. Waste Connections, Inc. was founded in September 1997 and is headquartered in Folsom, California. For more information, visit the Waste Connections web site at .

This announcement contains forward-looking statements which include those regarding the anticipated timing for Waste Connections' filing of its Form 10- Q for the third quarter of 2006. These statements involve risks and uncertainties that could cause Waste Connections' actual results to differ materially from those stated or implied by such forward-looking statements. These risks and uncertainties, as well as others, are discussed in greater detail in Waste Connections' filings with the Securities and Exchange Commission, including its most recent Annual Report on Form 10-K. There may be additional risks of which Waste Connections is not presently aware or that it currently believes are immaterial which could have an adverse impact on its business. Waste Connections makes no commitment to revise or update any forward-looking statements in order to reflect events or circumstances that may change.

SOURCE: Waste Connections, Inc.

CONTACT: Worthing Jackman of Waste Connections, Inc., +1-916-608-8266,