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June 15, 2020

Via EDGAR Transmission

Securities and Exchange Commission

Division of Corporation Finance

100 F Street, N.E.

Washington, D.C. 20549-4628

 

Attn:   

Division of Corporation Finance

Office of Energy & Transportation

Re:   

U.S. Silica Holdings, Inc.

Form 10-K for the Year Ended December 31, 2019

Filed February 25, 2020

File No. 1-35416

Ladies and Gentlemen:

On behalf of our client U.S. Silica Holdings, Inc. (the “Company”), I write to request an extension of time to respond to your comment letter (the “Comment Letter”) dated June 9, 2020, relating to the above-referenced filing. The Company respectfully requests an extension of the date by which to respond to the Comment Letter to July 7, 2020.

Please do not hesitate to contact me if you have any questions or if I can be of assistance at this time.

Sincerely,

/s/ Scott Lesmes

Scott Lesmes

 

cc:

Mr. George K. Schuler, Securities and Exchange Commission

    

Mr. Ethan Horowitz, Securities and Exchange Commission

    

Bryan A. Shinn, U.S. Silica Holdings, Inc.

    

Stacy Russell, U.S. Silica Holdings, Inc.

    

Matthew Rinegar, U.S. Silica Holdings, Inc.