Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
First Reserve GP XI, Inc.
  2. Issuer Name and Ticker or Trading Symbol
INERGY L P [CEQP]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
ONE LAFAYETTE PLACE
3. Date of Earliest Transaction (Month/Day/Year)
10/07/2013
(Street)

GREENWICH, CT 06830
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Units 10/04/2013   M(1)   14,318,396 A (1) 49,421,509 I See Footnotes (2) (4)
Common Units               52,000 I See Footnotes (3) (4)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Contract right (right to acquire) (3) (5) 10/04/2013   M     14,318,396   (5) 10/21/2013 Common Units 14,318,396 (1) 0 I See Footnotes (2) (4)

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
First Reserve GP XI, Inc.
ONE LAFAYETTE PLACE
GREENWICH, CT 06830
  X   X    
First Reserve GP XI, L.P.
ONE LAFAYETTE PLACE
GREENWICH, CT 06830
  X   X    
MACAULAY WILLIAM E
ONE LAFAYETTE PLACE
GREENWICH, CT 06830
  X   X    
FR Midstream Holdings LLC
ONE LAFAYETTE PLACE
GREENWICH, CT 06830
  X   X    
FR XI CMP Holdings LLC
ONE LAFAYETTE PLACE
GREENWICH, CT 06830
  X   X    
Crestwood Holdings Partners, LLC
700 LOUISIANA STREET, SUITE 2060
HOUSTON, TX 77002
  X   X    
Crestwood Holdings II LLC
700 LOUISIANA STREET, SUITE 2060
HOUSTON, TX 77002
  X   X    
Crestwood Holdings LLC
700 LOUISIANA STREET, SUITE 2060
HOUSTON, TX 77002
  X   X    
Crestwood Gas Services Holdings LLC
700 LOUISIANA STREET, SUITE 2060
HOUSTON, TX 77002
  X   X    

Signatures

 /s/ Michael France, Managing Director for First Reserve GP XI, Inc.   10/07/2013
**Signature of Reporting Person Date

 /s/ Anne E. Gold, Attorney-in-Fact for William E. Macaulay   10/07/2013
**Signature of Reporting Person Date

 /s/ Michael France, Managing Director for First Reserve GP XI, Inc., the General Partner of First Reserve GP XI, L.P.   10/07/2013
**Signature of Reporting Person Date

 /s/ Michael France, Managing Director for First Reserve GP XI, Inc., the General Partner of First Reserve GP XI, L.P., the Managing Member of FR Midstream Holdings LLC   10/07/2013
**Signature of Reporting Person Date

 /s/ Michael France, Managing Director for First Reserve GP XI, Inc., the General Partner of First Reserve GP XI, L.P., the Managing Member of FR Midstream Holdings LLC, the Managing Member of FR XI CMP Holdings LLC   10/07/2013
**Signature of Reporting Person Date

 /s/ Joel C Lambert, Senior Vice President for Crestwood Holdings Partners, LLC   10/07/2013
**Signature of Reporting Person Date

 /s/ Joel C Lambert, Senior Vice President for Crestwood Holdings II LLC   10/07/2013
**Signature of Reporting Person Date

 /s/ Joel C Lambert, Senior Vice President for Crestwood Holdings LLC   10/07/2013
**Signature of Reporting Person Date

 /s/ Kelly J. Jameson, Senior Vice President for Crestwood Gas Services Holdings LLC   10/07/2013
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) On October 7, 2013, the merger (the "Merger") contemplated by the Agreement and Plan of Merger, dated as of May 5, 2013 (the "Merger Agreement"), among Inergy, L.P. (the "Issuer"), Inergy Midstream, L.P. ("NRGM"), NRGM GP, LLC, Intrepid Merger Sub, LLC, Crestwood Midstream Partners LP ("CMLP"), and Crestwood Gas Services GP, LLC was consummated and pursuant to the Follow-On Contribution Agreement (the "Follow-On Contribution Agreement"), dated May 5, 2013, by and among the Issuer, Inergy GP, LLC, the general partner of the Issuer (the "General Partner"), Crestwood Holdings LLC ("Crestwood Holdings"), and Crestwood Gas Services Holdings LLC ("Gas Services Holdings"), on October 7, 2013, Gas Services Holdings contributed to the Issuer 7,137,841 common units of NRGM in exchange for 14,318,396 Common Units of the Issuer.
(2) These securities are held directly by Gas Services Holdings. Gas Services Holdings' sole member is Crestwood Holdings, whose sole member is Crestwood Holdings II LLC, whose sole member is Crestwood Holdings Partners, LLC, whose controlling member is FR XI CMP Holdings LLC, whose sole member is FR Midstream Holdings LLC ("FR Midstream Holdings").
(3) These securities are held directly by KA First Reserve, LLC ("KAFR"). FR Midstream Holdings owns a majority of the membership interests in KAFR and controls the board of managers of KAFR.
(4) FR Midstream Holding managing member is First Reserve GP XI, L.P., whose general partner is First Reserve GP XI, Inc. (FR GP Inc.). William E. Macaulay is a director of FR GP Inc. and has the right to appoint a majority of the board of directors of FR GP Inc. Crestwood Holdings and Gas Services Holdings hold all of the limited partner interests in Inergy Holdings, L.P., the sole member of the General Partner.
(5) Upon consummation of the Merger, the Follow-On Contribution Agreement permitted Gas Services Holdings, as designated by Crestwood Holdings pursuant to the Follow-On Contribution Agreement, to contribute to the Issuer 7,137,841 of the common units of NRGM that Gas Services Holdings received upon the consummation of the Merger in exchange for 14,318,396 Common Units of the Issuer.
 
Remarks:
The Reporting Persons disclaim beneficial ownership of the securities reported on this Form 4 except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of these securities for purposes of Section 16 or for any other purpose.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.