News Releases

THE WOODLANDS, TX, February 27, 2012 - Waste Connections, Inc. (NYSE: WCN) today announced it intends to issue 12 million shares of its common stock in a public offering.  All of the shares will be issued under Waste Connections' currently effective shelf registration statement filed with the Securities and Exchange Commission.

Waste Connections intends to use the net proceeds to repay the unhedged portion of the outstanding borrowings under its senior revolving credit facility and to use any remaining net proceeds for general corporate purposes, which may include acquisitions of additional assets or businesses, the repayment of other indebtedness, capital expenditures and increasing working capital.

Morgan Stanley is acting as the sole underwriter for the offering.

This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of the common stock in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction. A copy of the prospectus supplement and prospectus relating to these securities may be obtained, when available, by contacting Morgan Stanley, Attn: Prospectus Department, 180 Varick Street, New York, NY 10014 or by emailing prospectus@morganstanley.com.

Waste Connections, Inc. is an integrated solid waste services company that provides solid waste collection, transfer, disposal and recycling services in mostly exclusive and secondary markets. The Company serves more than two million residential, commercial and industrial customers from a network of operations in 29 states. The Company also provides intermodal services for the movement of cargo and solid waste containers in the Pacific Northwest. Waste Connections, Inc. was founded in September 1997 and is headquartered in The Woodlands, Texas.

Certain statements contained in this press release are forward-looking in nature, including statements relating to the closing of the offering of common stock and the anticipated use of proceeds. These statements can be identified by the use of forward-looking terminology such as "believes," "expects," "may," "will," "should," or "anticipates," or the negative thereof or comparable terminology.  Actual results may differ materially from those projected by any forward-looking statements. Factors that could cause actual results to differ from those projected include, but are not limited to, those described 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.

CONTACT:

Waste Connections, Inc.

Worthing Jackman / (832) 442-2266
worthingj@wasteconnections.com

Mary Anne Whitney / (916) 608-8253
maryannew@wasteconnections.com