Exhibit 99.1

JOINT FILING AGREEMENT

Pursuant to Rule 13d-1(k)(1)(iii) of the Securities Exchange Act of 1934, as amended, each of the undersigned agrees that a single joint Schedule 13G and any amendments thereto may be filed on behalf of each of the undersigned with respect to the securities held by each of them in EP Energy Corporation.  This Joint Filing Agreement shall be included as an Exhibit to such Schedule 13G.

Dated: February 13, 2018	RIVERSTONE V EVEREST HOLDINGS, L.P.
	By Riverstone Energy Partners V, L.P., its general partner
	By Riverstone Energy GP V, LLC, its general partner
	By:	/s/ Thomas J. Walker
	Name:	Thomas J. Walker
	Title:	Authorized Person
	RIVERSTONE ENERGY PARTNERS V, L.P.
	By Riverstone Energy GP V, LLC, its general partner
	By:	/s/ Thomas J. Walker
	Name:	Thomas J. Walker
	Title:	Authorized Person
	RIVERSTONE ENERGY GP V, LLC
	By:	/s/ Thomas J. Walker
	Name:	Thomas J. Walker
	Title:	Authorized Person
	RIVERSTONE MANAGEMENT GROUP, L.L.C.
	By:	/s/ Thomas J. Walker
	Name:	Thomas J. Walker
	Title:	Authorized Person
	RIVERSTONE ENERGY GP V CORP.
	By:	/s/ Thomas J. Walker
	Name:	Thomas J. Walker
	Title:	Authorized Person

RIVERSTONE HOLDINGS LLC
By:	/s/ Thomas J. Walker
Name:	Thomas J. Walker
Title:	Authorized Person
RIVERSTONE/GOWER MGMT CO HOLDINGS, L.L.C.
By:	/s/ Thomas J. Walker
Name:	Thomas J. Walker
Title:	Authorized Person
DAVID M. LEUSCHEN
By:	/s/ Thomas J. Walker
Name:	Thomas J. Walker, attorney-in-fact
PIERRE F. LAPEYRE, JR.
By:	/s/ Thomas J. Walker
Name:	Thomas J. Walker, attorney-in-fact