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


March 23, 2012 (March 20, 2012)
Date of Report (Date of earliest event reported)


MidAmerican Energy Holdings Company
(Exact name of registrant as specified in its charter)


Iowa
001-14881
94-2213782
(State or other jurisdiction of incorporation)
(Commission File Number)
(IRS Employer Identification Number)
 
 
 
 
 
 
666 Grand Avenue, Suite 500
Des Moines, Iowa
 
50309-2580
(Address of principal executive offices)
 
(Zip code)

515-242-4300
(Registrant's telephone number, including area code)


N/A
(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 obligations under any of the following provisions:

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))















Item 1.04 Mine Safety — Reporting of Shutdowns and Patterns of Violations
 
On March 20, 2012, Bridger Coal Company, a coal mining joint venture that is two-thirds owned and operated by a subsidiary of PacifiCorp, received an imminent danger order under section 107(a) of the Federal Mine Safety and Health Act of 1977 at its underground mine located near Rock Springs, Wyoming. The order was reconsidered and subsequently vacated.








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.

 
MIDAMERICAN ENERGY HOLDINGS COMPANY
 
(Registrant)
Date: March 23, 2012
 
 
/s/ Douglas L. Anderson
 
Douglas L. Anderson
 
Executive Vice President
 
and General Counsel