Summary of INERGY MIDSTREAM, L.P.

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On September 21, 2012, William R. Moler submitted his resignation as the Senior Vice President and Chief Operating Officer of NRGM GP, LLC (the "Company"), the general partner of Inergy Midstream, L.P. (the "Partnership"). Mr. Moler's resignation is effective as of October 5, 2012.

Additionally, on September 27, 2012, the Board of Directors of the Company approved several organizational changes.

Michael J. Campbell has been appointed Senior Vice President and Chief Financial Officer of the Company. Mr. Campbell, age 43, currently serves as Vice President and Treasurer of Inergy GP, LLC, the general partner of Inergy, L.P. Mr. Campbell joined Inergy, L.P. in 2003 and has served as its Vice President and Treasurer since May 2005. Mr. Campbell succeeds R. Brooks Sherman, Jr. as the Company's Chief Financial Officer and Mr. Brooks Sherman, Jr. will continue as an Executive Vice President of the Company.

Michael D. Lenox has been appointed Vice President and Chief Accounting Officer of the Company. Mr. Lenox, age 36, currently serves as Vice President and Corporate Controller of Inergy GP, LLC. Mr. Lenox joined Inergy, L.P. in 2007 as its Director of Financial Reporting and has served as its Vice President and Corporate Controller since November 2011.

No family relationship exists between any director, executive officer and any of the individuals listed above and there are no transactions regarding the individuals listed above that are required to be disclosed by Item 404(a) of Regulation S-K.

A press release announcing the organizational changes is furnished as Exhibit 99.1 to this Current Report on Form 8-K. Exhibit 99.1 shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934 (the "Exchange Act") or otherwise subject to the liabilities under that Section and shall not be deemed to be incorporated by reference into any filing of the Registrant under the Securities Act of 1933 or the Exchange Act.