Item 7.01 Regulation FD Disclosure.

On May 1, 2012, Arch Coal, Inc. issued a press release entitled "Arch Western Finance, LLC Announces Tender Offer and Consent Solicitation for Its 6 ¾% Senior Notes Due 2013." The press release is attached as Exhibit 99.1 hereto and is hereby incorporated by reference.

The information contained in Item 7.01 and the exhibits attached hereto shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise subject to the liabilities of that section, nor shall they be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended (the "Securities Act") or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

The following exhibits are attached hereto and filed herewith.

Exhibit
No. Description
99.1 Press release dated May 1, 2012.

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