EX-4.2



 Exhibit 4.2 
 RELEASE OF CERTAIN GUARANTORS (this “Release”), dated as of September 30, 2011, by and among CHS/COMMUNITY HEALTH SYSTEMS, INC., a Delaware corporation (the
“Issuer”), the Subsidiary Guarantor party hereto, and U.S. BANK NATIONAL ASSOCIATION, as Trustee under the Indenture (the “Trustee”). 
 W I T N E S S E T H: 
 WHEREAS, the Issuer has heretofore executed and delivered to the Trustee an Indenture, dated as of July 25, 2007, as supplemented by the First Supplemental Indenture, dated as of July 25, 2007,
the Second Supplemental Indenture, dated as of December 31, 2007, the Third Supplemental Indenture, dated as of October 10, 2008, the Fourth Supplemental Indenture, dated December 1, 2008, the Fifth Supplemental Indenture, dated
February 5, 2009, the Sixth Supplemental Indenture dated March 30, 2008, the Seventh Supplemental Indenture dated June 30, 2009, the Eighth Supplemental Indenture, dated March 30, 2010, the Ninth Supplemental Indenture, dated
October 25, 2010, and the Tenth Supplemental Indenture, dated June 30, 2011 (the “Indenture”), providing for the issuance of the
8 7/8% Senior Notes due 2015 (the
“Securities”); 
 WHEREAS, (i) pursuant to Section 9.09(d) of the Amended and Restated Credit
Agreement, dated as of July 25, 2007, as amended and restated dated November 5, 2010 (the ‘Credit Agreement”), by and among the Issuer, Community Health Systems, Inc., the lenders that from time to time become parties to the
Credit Agreement and Credit Suisse AG, as Administrative Agent and as Collateral Agent, the Subsidiary Guarantor listed on the signature page hereto (the “Syndicated Subsidiary Guarantor”) has been released as a Subsidiary Guarantor under
the Credit Agreement; and (ii) the Issuer has delivered an Officer’s Certificate to the Trustee certifying that the Syndicated Subsidiary Guarantor no longer has any Indebtedness outstanding that would require the Syndicated Subsidiary
Guarantor to enter into a Guaranty Agreement pursuant to Section 4.12 of the Indenture. 
 WHEREAS, pursuant to
Section 10.06(4) of the Indenture, a Guarantor will be released from its obligations under the Indenture under the circumstances described in the immediately preceding recital. 

WHEREAS, pursuant to the last sentence of Section 10.06 of the Indenture, the Issuer requests and the Trustee is authorized to
execute and deliver this Release evidencing such release pursuant to Section 10.06(4) of the Indenture. 
 NOW THEREFORE,
in consideration of the foregoing and for good and valuable consideration, the receipt of which is hereby acknowledged, the Issuer, the Subsidiary Guarantor party hereto and the Trustee mutually covenant and agree as follows: 

SECTION 1. Capitalized Terms. Capitalized terms used herein but not defined shall have the meanings assigned to them in the
Indenture. 
 SECTION 2. Subsidiary Guarantors. Effective from and after the consummation of the Syndication, the
Released Subsidiary Guarantor is hereby irrevocably released and discharged from its obligations under Article 10 of the Indenture, any Guaranty Agreement to which it may be party or any obligations with respect to the Securities. 

SECTION 3. Ratification of Indenture; Release Part of Indenture. Except as expressly modified hereby, the Indenture is in all
respects ratified and confirmed and all the terms, conditions and provisions thereof shall remain in full force and effect. This Release shall form a part of the Indenture for all purposes, shall inure to the benefit of the Issuer, the Released
Subsidiary Guarantor, the Trustee and every Holder of Securities heretofore or hereafter authenticated and the Issuer, the Released Subsidiary Guarantor, the Trustee and every Holder of Securities heretofore or hereafter authenticated and delivered
shall be bound hereby. 







 SECTION 4. Governing Law. THIS RELEASE SHALL BE GOVERNED BY, AND CONSTRUED IN
ACCORDANCE WITH, THE LAWS OF THE STATE OF NEW YORK.  
 SECTION 5. Trustee Makes No Representation. The Trustee
makes no representation as to the accuracy or correctness of the recitals of this Release. 
 SECTION 6. Counterparts.
The parties may sign any number of copies of this Release. Each signed copy shall be an original, but all of them together represent the same agreement. 
 SECTION 7. Effect of Headings. The Section headings herein are for convenience only and shall not effect the construction of this Release. 

[Signature page follows] 







 IN WITNESS WHEREOF, the parties have caused this Release to be duly
executed as of this 30th day of September, 2011.

  

			
	 CHS/Community Health Systems, Inc.,
 a Delaware corporation

		
	By:	 	 /s/ Rachel A. Seifert

		 	 Rachel A. Seifert
 Executive
Vice President, Secretary & General Counsel

	
	 Released Subsidiary Guarantor:
  

Triad-South Tulsa Hospital Company, Inc.

		
	By:	 	 /s/ James W. Doucette 

		 	 Name:  James W. Doucette
 Title:    Vice President and Treasurer




 

			
	 U.S. Bank National Association,
 as Trustee

		
	By:	 	 /s/ Wally Jones

		 	 Wally Jones
 Vice
President