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): February 12, 2007

USEC Inc.
__________________________________________
(Exact name of registrant as specified in its charter)

Delaware	1-14287	52-2107911
_____________________ (State or other jurisdiction	_____________ (Commission	______________ (I.R.S. Employer
of incorporation)	File Number)	Identification No.)
2 Democracy Center, 6903 Rockledge Drive, Bethesda, Maryland		20817
_________________________________ (Address of principal executive offices)		___________ (Zip Code)

Registrant’s telephone number, including area code: (301) 564-3200

Not Applicable
______________________________________________
Former name or former address, if changed since last report

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))

Item 8.01 Other Events.

On February 12, 2007, USEC Inc. issued a press release announcing an updated cost estimate and schedule for building its American Centrifuge uranium enrichment plant. A copy of this press release is attached hereto as Exhibit 99.1 and incorporated herein by reference.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

Exhibit Number--Description


99.1--Press release, dated February 12, 2007, issued by USEC Inc. announcing an updated cost estimate and schedule for the American Centrifuge uranium enrichment plant.

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 hereunto duly authorized.

	USEC Inc.
February 12, 2007	By:	/s/ John C. Barpoulis
		Name: John C. Barpoulis
		Title: Senior Vice President and Chief Financial Officer (Principal Financial Officer)

Exhibit Index

Exhibit No.	Description
99.1	Press release, dated February 12, 2007, issued by USEC Inc. announcing an updated cost estimate and schedule for the American Centrifuge uranium enrichment plant.