Sales of Assets	12 Months Ended
Dec. 31, 2016
Appalachian Gathering Assets
Sale of Assets
Sale of Appalachian Gathering Assets	(5) Sales of Assets Sale of Pennsylvania Leasehold Acreage On December 16, 2016, the Company closed the sale of approximately 17,000 net acres primarily located in Washington and Westmoreland Counties, Pennsylvania. The acreage was outside of the Company’s infrastructure build-out and was not expected to be developed in the near future. Included in the sale were several producing wells and a gathering pipeline belonging to Antero Midstream. Total proceeds from the sale were $169.8 million (subject to customary purchase price adjustments), which includes the proceeds received by Antero Midstream. As a result of the sale, the Company recognized a gain on the sale of assets of $99.0 million for the year ended December 31, 2016. Sale of Appalachian Gathering Assets On March 26, 2012, the Company closed the sale of a portion of its Marcellus Shale gathering system assets in West Virginia along with exclusive rights to gather the Company’s gas for a 20 year period within an area of dedication to a joint venture owned by Crestwood Midstream Partners and Crestwood Holdings Partners LLC (together “Crestwood”) for $375 million. During the first seven years of the contract, the Company is committed to deliver minimum annual volumes into the gathering systems, with certain carryback and carryforward adjustments for overages or deficiencies. Under the terms of the agreement, the Company earned additional proceeds of $40 million by meeting certain volume thresholds by December 31, 2014. The Company recognized the $40 million gain on the sale of assets in 2014. The amount was paid by Crestwood in 2015.

Sales of Assets

12 Months Ended

Dec. 31, 2016

(5) Sales of Assets

Sale of Pennsylvania Leasehold Acreage

On December 16, 2016, the Company closed the sale of approximately 17,000 net acres primarily located in Washington and Westmoreland Counties, Pennsylvania. The acreage was outside of the Company’s infrastructure build-out and was not expected to be developed in the near future. Included in the sale were several producing wells and a gathering pipeline belonging to Antero Midstream. Total proceeds from the sale were $169.8 million (subject to customary purchase price adjustments), which includes the proceeds received by Antero Midstream. As a result of the sale, the Company recognized a gain on the sale of assets of $99.0 million for the year ended December 31, 2016.

Sale of Appalachian Gathering Assets

On March 26, 2012, the Company closed the sale of a portion of its Marcellus Shale gathering system assets in West Virginia along with exclusive rights to gather the Company’s gas for a 20 year period within an area of dedication to a joint venture owned by Crestwood Midstream Partners and Crestwood Holdings Partners LLC (together “Crestwood”) for $375 million. During the first seven years of the contract, the Company is committed to deliver minimum annual volumes into the gathering systems, with certain carryback and carryforward adjustments for overages or deficiencies.

Under the terms of the agreement, the Company earned additional proceeds of $40 million by meeting certain volume thresholds by December 31, 2014. The Company recognized the $40 million gain on the sale of assets in 2014. The amount was paid by Crestwood in 2015.