Exhibit 3.1011

[STAMP]

1511330

ARTICLES OF INCORPORATION

OF

WEST CONTRA COSTA SANITARY LANDFILL, INC.

I

     The name of this corporation is WEST CONTRA COSTA SANITARY LANDFILL, INC.

II

     The purpose of this corporation is to engage in any lawful act or activity for which a corporation may be organized under the General Corporation Law of California other than the banking business, the trust company business or the practice of a profession permitted to be incorporated by the California Corporations Code.

III

     The name and address in the State of California of this corporation’s initial agent for service of process is: Richard E. Norris, 3260 Blume Drive, Suite 200, Richmond, California.

IV

     This corporation is authorized to issue only one class of shares of stock; and the total number of shares which this corporation is authorized to issue is 100,000.

Dated: 11-13-89

/s/ Dennis Varni  

DENNIS VARNI 

I hereby declare that I am the person who executed the foregoing Articles of Incorporation, which execution is my act and deed.

/s/ Dennis Varni  

DENNIS VARNI