UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: August 10, 2017
Accession Number: 0001144204-17-039994
Submission Type: POS AM
CIK: 0001384072
Company Name: Vanguard Natural Resources, Inc.
File Number: 333-210329
CIK: 0001468367
Company Name: Vanguard Natural Gas, LLC
File Number: 333-210329-12
CIK: 0001468366
Company Name: VNR Holdings, LLC
File Number: 333-210329-11
CIK: 0001633675
Company Name: Vanguard Operating, LLC
File Number: 333-210329-10
CIK: 0001445198
Company Name: Encore Clear Fork Pipeline LLC
File Number: 333-210329-09
CIK: 0001461334
Company Name: Eagle Rock Energy Acquisition Co. II, Inc.
File Number: 333-210329-08
CIK: 0001461333
Company Name: Eagle Rock Upstream Development Co II, Inc.
File Number: 333-210329-07
CIK: 0001461332
Company Name: Eagle Rock Acquisition Partnership II, L.P.
File Number: 333-210329-06
CIK: 0001461338
Company Name: Eagle Rock Energy Acquisition Co., Inc.
File Number: 333-210329-05
CIK: 0001461337
Company Name: Eagle Rock Upstream Development Company, Inc.
File Number: 333-210329-04
CIK: 0001461336
Company Name: Eagle Rock Acquisition Partnership, L.P.
File Number: 333-210329-03
CIK: 0001461330
Company Name: Escambia Operating Co. LLC
File Number: 333-210329-02
CIK: 0001461329
Company Name: Escambia Asset Co. LLC
File Number: 333-210329-01