Exhibit 1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree that they are jointly filing this statement on Schedule 13D. Each of them is responsible for the timely filing of such statement and any amendments thereto, and for the completeness and accuracy of the information concerning such person contained therein; but none of them is responsible for the completeness or accuracy of the information concerning the other persons making the filing, unless such person knows or has reason to believe that such information is inaccurate.

IN WITNESS WHEREOF, the undersigned hereby execute this Joint Filing Agreement as of the 28th day of September, 2020.

 

BX Rockies Platform Co LLC
By:   BX CQP Target Holdco L.L.C., its sole member
By:  

BIP Chinook Holdco L.L.C., its member

By:  

BIP Holdings Manager L.L.C., its managing member

By:  

Blackstone Infrastructure Associates L.P., its managing member

By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
Blackstone CQP Common Holdco L.P.
By:   Blackstone CQP Common Holdco GP LLC, its general partner
By:   BX CQP Common Holdco Parent L.P., its sole member
By:   BX CQP Common Holdco Parent GP LLC, its general partner
By:   BX CQP Target Holdco L.L.C., its sole member
By:  

BIP Chinook Holdco L.L.C., its member

By:  

BIP Holdings Manager L.L.C., its managing member

By:  

Blackstone Infrastructure Associates L.P., its managing member

By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer

Blackstone CQP Common Holdco GP LLC
By:   BX CQP Common Holdco Parent L.P., its sole member
By:   BX CQP Common Holdco Parent GP LLC, its general partner
By:   BX CQP Target Holdco L.L.C., its sole member
By:  

BIP Chinook Holdco L.L.C., its member

By:  

BIP Holdings Manager L.L.C., its managing member

By:  

Blackstone Infrastructure Associates L.P., its managing member

By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
BX CQP Common Holdco Parent L.P.
By:   BX CQP Common Holdco GP LLC, its general partner
By:   BX CQP Target Holdco L.L.C., its sole member
By:  

BIP Chinook Holdco L.L.C., its member

By:  

BIP Holdings Manager L.L.C., its managing member

By:  

Blackstone Infrastructure Associates L.P., its managing member

By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
BX CQP Common Holdco Parent GP LLC
By:   BX CQP Target Holdco L.L.C., its sole member
By:  

BIP Chinook Holdco L.L.C., its member

By:  

BIP Holdings Manager L.L.C., its managing member

By:  

Blackstone Infrastructure Associates L.P., its managing member

By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer

Blackstone CQP Holdco LP
By:   Blackstone CQP Holdco II GP LLC, its general partner
By:   Blackstone CQP FinanceCo LP, its sole member
By:   Blackstone CQP Holdco GP LLC, its general partner
By:   BX CQP Target Holdco L.L.C., its sole member
By:  

BIP Chinook Holdco L.L.C., its member

By:  

BIP Holdings Manager L.L.C., its managing member

By:  

Blackstone Infrastructure Associates L.P., its managing member

By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
Blackstone CQP Holdco II GP LLC
By:   Blackstone CQP FinanceCo LP, its sole member
By:   Blackstone CQP Holdco GP LLC, its general partner
By:   BX CQP Target Holdco L.L.C., its sole member
By:  

BIP Chinook Holdco L.L.C., its member

By:  

BIP Holdings Manager L.L.C., its managing member

By:  

Blackstone Infrastructure Associates L.P., its managing member

By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer

Blackstone CQP FinanceCo LP
By:   Blackstone CQP Holdco GP LLC, its general partner
By:   BX CQP Target Holdco L.L.C., its sole member
By:  

BIP Chinook Holdco L.L.C., its member

By:  

BIP Holdings Manager L.L.C., its managing member

By:  

Blackstone Infrastructure Associates L.P., its managing member

By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
Blackstone CQP Holdco GP LLC
By:   BX CQP Target Holdco L.L.C., its sole member
By:  

BIP Chinook Holdco L.L.C., its member

By:  

BIP Holdings Manager L.L.C., its managing member

By:  

Blackstone Infrastructure Associates L.P., its managing member

By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
BX CQP Target Holdco L.L.C.
By:  

BIP Chinook Holdco L.L.C., its member

By:  

BIP Holdings Manager L.L.C., its managing member

By:  

Blackstone Infrastructure Associates L.P., its managing member

By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer

BIP Chinook Holdco L.L.C.
By:   BIP Holdings Manager L.L.C., its managing member
By:   Blackstone Infrastructure Associates L.P., its managing member
By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
BIP-V Chinook Holdco L.L.C.
By:   BIP Holdings Manager L.L.C., its managing member
By:   Blackstone Infrastructure Associates L.P., its managing member
By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
BIP Holdings Manager L.L.C.
By:   Blackstone Infrastructure Associates L.P., its managing member
By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer

Blackstone Infrastructure Associates L.P.
By:   BIA GP L.P., its general partner
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
BIA GP L.P.
By:   BIA GP L.L.C., its general partner
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
BIA GP L.L.C.
By:   Blackstone Holdings II L.P., its sole member
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
BX Rockies Platform Co Holdings Manager L.L.C.
By:   Blackstone Management Associates VI L.L.C., its managing member
By:   BMA VI L.L.C., its sole member
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer

BX CQP Common Holdco Holdings Manager L.L.C.
By:   Blackstone Management Associates VI L.L.C., its managing member
By:   BMA VI L.L.C., its sole member
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
BX CQP SuperHoldCo Holdings Manager L.L.C.
By:   Blackstone Management Associates VI L.L.C., its managing member
By:   BMA VI L.L.C., its sole member
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
Blackstone Management Associates VI L.L.C.
By:   BMA VI L.L.C., its sole member
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
Blackstone Energy Management Associates L.L.C.
By:   Blackstone EMA L.L.C., its sole member
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
BMA VI L.L.C.
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
Blackstone EMA L.L.C.
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer

Blackstone Holdings III L.P.
By:   Blackstone Holdings III GP L.P., its general partner
By:   Blackstone Holdings III GP Management L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
Blackstone Holdings III GP L.P.
By:   Blackstone Holdings III GP Management L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
Blackstone Holdings III GP Management L.L.C.
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
GSO Credit-A Partners LP
By:   GSO Credit-A Associates LLC, its general partner
By:  

/s/ Marisa Beeney

Name:   Marisa Beeney
Title:   Authorized Signatory
GSO Credit-A Associates LLC
By:  

/s/ Marisa Beeney

Name:   Marisa Beeney
Title:   Authorized Signatory

GSO Palmetto Opportunistic Investment Partners LP
By:   GSO Palmetto Opportunistic Associates LLC, its general partner
By:  

/s/ Marisa Beeney

Name:   Marisa Beeney
Title:   Authorized Signatory
GSO Palmetto Opportunistic Associates LLC
By:  

/s/ Marisa Beeney

Name:   Marisa Beeney
Title:   Authorized Signatory
GSO Credit Alpha Fund AIV-2 LP
By:   GSO Credit Alpha Associates LLC, its general partner
By:  

/s/ Marisa Beeney

Name:   Marisa Beeney
Title:   Authorized Signatory
GSO Credit Alpha Associates LLC
By:  

/s/ Marisa Beeney

Name:   Marisa Beeney
Title:   Authorized Signatory
GSO Holdings I L.L.C.
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
Blackstone Holdings II L.P.
By:   Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
Blackstone Holdings I/II GP L.L.C.
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer

The Blackstone Group Inc.
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
Blackstone Group Management L.L.C.
By:  

/s/ John G. Finley

Name:   John G. Finley
Title:   Chief Legal Officer
Stephen A. Schwarzman

/s/ Stephen A. Schwarzman

Stephen A. Schwarzman