UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	July 1, 2010 5:00 P.M.

Form:	S-4
CIK: 0001037676 Company Name: ARCH COAL INC File Number: 333-165934
CIK: 0001491143 Company Name: Otter Creek Coal, LLC File Number: 333-165934-23
CIK: 0001276779 Company Name: WESTERN ENERGY RESOURCES INC File Number: 333-165934-21
CIK: 0001276782 Company Name: ALLEGHENY LAND CO File Number: 333-165934-20
CIK: 0001276789 Company Name: ARCH COAL SALES CO INC File Number: 333-165934-19
CIK: 0001276790 Company Name: ARCH COAL TERMINAL INC File Number: 333-165934-18
CIK: 0001276772 Company Name: ARCH ENERGY RESOURCES, LLC File Number: 333-165934-17
CIK: 0001276773 Company Name: ARCH RECLAMATION SERVICES INC File Number: 333-165934-16
CIK: 0001271501 Company Name: ARK LAND CO File Number: 333-165934-15
CIK: 0001468708 Company Name: Ark Land KH, Inc. File Number: 333-165934-14
CIK: 0001308340 Company Name: Ark Land WR, Inc. File Number: 333-165934-13
CIK: 0001308341 Company Name: Ark Land LT, Inc. File Number: 333-165934-12
CIK: 0001276791 Company Name: ASHLAND TERMINAL INC File Number: 333-165934-11
CIK: 0001276795 Company Name: CUMBERLAND RIVER COAL CO File Number: 333-165934-10
CIK: 0001276797 Company Name: COAL-MAC INC File Number: 333-165934-09
CIK: 0001276796 Company Name: LONE MOUNTAIN PROCESSING INC File Number: 333-165934-08
CIK: 0001276771 Company Name: MINGO LOGAN COAL CO File Number: 333-165934-07
CIK: 0001276774 Company Name: MOUNTAIN GEM LAND INC File Number: 333-165934-06
CIK: 0001276776 Company Name: MOUNTAIN MINING INC File Number: 333-165934-05
CIK: 0001276781 Company Name: MOUNTAINEER LAND CO File Number: 333-165934-04
CIK: 0001468709 Company Name: Prairie Holdings, Inc. File Number: 333-165934-03
CIK: 0001276792 Company Name: CATENARY COAL HOLDINGS INC File Number: 333-165934-02
CIK: 0001487833 Company Name: Arch Development, LLC File Number: 333-165934-01