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): April 28, 2006

CAP ROCK ENERGY CORPORATION

(Exact Name of Registrant as Specified in Its Charter)

TEXAS

(State or Other Jurisdiction of Incorporation or Organization)

0-32667		75-2794300
(Commission File Number)		(I.R.S Employer
		Identification No.)

500 West Wall Street, Suite 400, Midland, Texas		79701
(Address of Principal Executive Offices)		(Zip Code)

Registrant’s Telephone Number, Including Area Code: (432) 683-5422

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 (see General Instruction A.2. below):

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

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

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 7.01 REGULATION FD DISCLOSURE

On April 28, 2006, the Company issued a press release announcing that the Public Utility Commission of Texas voted unanimously on April 28, 2006, to approve the acquisition of the Company by Cap Rock Holding Corporation, an affiliate of Lindsay Goldberg & Bessemer L.P. The press release is attached to the current report as Exhibit 99.1.

ITEM 9.01 FINANCIAL STATEMENTS AND EXHIBITS

(d) Exhibits

99.1 Press Release by Cap Rock Energy Corporation, April 28, 2006.

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.

	CAP ROCK ENERGY CORPPORATION


	By:	/s/ Melissa D. Davis
May 1, 2006	Melissa D. Davis
	Vice President, Controller and
	Chief Accounting Officer

EXHIBIT INDEX

Exhibit Number		Description of Exhibit

99.1		Press Release by Cap Rock Energy Corporation, April 28, 2006

CAP ROCK ENERGY CORP 8-K