8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):  May 15, 2012 (May 14, 2012)

CHESAPEAKE MIDSTREAM PARTNERS, L.P.

 (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation or organization) 001-34831 (Commission File Number) 80-0534394 (IRS Employer Identification No.)

900 N.W. 63rd Street

Oklahoma City, Oklahoma 73118

(Address of principal executive office) (Zip Code)

(405) 935-1500

(Registrants’ telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

 Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

 Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

 Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

 Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Section 7 – Regulation FD

Item 7.01 Regulation FD Disclosure.

On May 14, 2012, Chesapeake Midstream Partners, L.P. (the "Partnership") issued a press release announcing that it will webcast its 2012 Institutional Investor and Analyst Meeting live on its website from 9:00 a.m. EDT to 2:00 p.m. EDT on Wednesday, May 16, 2012.  The webcast and presentation materials can be accessed by going to the Partnership’s website at www.chkm.com and selecting the “Events” subsection of the “Investors” section of the website.  A replay of the webcast will be available on the website approximately two hours after the conclusion of the event and will be accessible for two weeks.  A copy of this press release is attached as Exhibit 99.1 to this Current Report.

Section 9 – Financial Statements and Exhibits

Item 9.01 Financial Statements and Exhibits.

(d)Exhibits.  See "Exhibit Index" attached to this Current Report on Form 8-K, which is incorporated by reference herein.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

	CHESAPEAKE MIDSTREAM PARTNERS, L.P.
	By:  Chesapeake Midstream GP, L.L.C.,  its general partner
By:	/s/ David C. Shiels
	David C. Shiels Chief Financial Officer

Dated: May 15, 2012

EXHIBIT INDEX

Exhibit No.	Document Description
99.1	Chesapeake Midstream Partners, L.P. press release dated May 14, 2012

EX-99.1

Exhibit 99.1

News Release
FOR IMMEDIATE RELEASE
MAY 14, 2012

CHESAPEAKE MIDSTREAM PARTNERS, L.P. TO WEBCAST

INSTITUTIONAL INVESTOR AND ANALYST MEETING

OKLAHOMA CITY, OKLAHOMA, MAY 14, 2012 – Chesapeake Midstream Partners, L.P. (NYSE:CHKM) today announced it will webcast its 2012 Institutional Investor and Analyst Meeting.  The meeting will be webcast live on the Partnership’s website from 9:00 a.m. EDT to 2:00 p.m. EDT on Wednesday, May 16, 2012.  The webcast and presentation materials can be accessed by going to the Partnership’s website at www.chkm.comand selecting the "Events" subsection of the "Investors" section of the website.  A replay of the webcast will be available on the website approximately two hours after the conclusion of the event and will be accessible for two weeks.

Chesapeake Midstream Partners, L.P. (NYSE:CHKM) is the industry’s largest gathering and processing master limited partnership as measured by throughput volume and owns, operates, develops and acquires natural gas gathering systems and other midstream energy assets.  Headquartered in Oklahoma City, the Partnership's operations are focused on the Barnett Shale, Haynesville Shale, Marcellus Shale and Mid-Continent regions of the U.S.  The Partnership’s common units are listed on the New York Stock Exchange under the symbol CHKM.  Further information is available at www.chkm.com where the Partnership routinely posts announcements, updates, events, investor information and presentations and all recent press releases.

INVESTOR CONTACT:	MEDIA CONTACTS:		CHESAPEAKE MIDSTREAM PARTNERS, L.P.
Dave Shiels, CFO	Michael Kehs	Jim Gipson	900 N.W. 63rd
(405) 935-6224	(405) 935-2560	(405) 935-1310	P.O. Box 18355
dave.shiels@chk.com	michael.kehs@chk.com	jim.gipson@chk.com	Oklahoma City, OK 73154