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                                   Before the

                       Federal Communications Commission

                             Washington, D.C. 20554

   In the Matter of )

   )

   Mediacom California LLC ) File No. EB-11-SF-0143

   Community Unit ID: CA0711 )

   North Lakeport, California ) NOV No. V201132960022

   )

                              NOTICE OF VIOLATION

   Released: September 29, 2011

   By the District Director, San Francisco Office, Western Region,
   Enforcement Bureau:

    1. This is a Notice of Violation ("Notice") issued pursuant to Section
       1.89 of the Commission's Rules, to Mediacom California LLC
       ("Mediacom") operator of a cable system in North Lakeport, California.

    2. On August 3, 2011, an agent of the Enforcement Bureau's San Francisco
       Office inspected Mediacom's cable system located in North Lakeport,
       California and observed the following violation:

     a. 47 C.F.R. S: 76.605(a)(12): "As an exception to the general provision
        requiring measurements to be made at subscriber terminals, and
        without regard to the type of signals carried by the cable television
        system, signal leakage from a cable television system shall be
        measured in accordance with the procedures outlined in 76.609(h) and
        shall be limited as follows: Over 54 MHz up to and including 216 MHz
        - 20 micro-volts per meter, measured at 3 meters." At the time of the
        inspection, the agent measured signal leakage in excess of 20 mV/m on
        the frequency of 121.2625 MHz at:

   3515 Lakeshore Blvd. 106 uV/m

    3. Pursuant to Section 403 of the Communications Act of 1934, as amended,
       and Section 1.89 of the Commission's Rules, Mediacom must submit a
       written statement concerning this matter within 20 days of release of
       this Notice. The response must fully explain each violation, must
       contain a statement of the specific action(s) taken to correct each
       violation and preclude recurrence, and should include a time line for
       completion of pending corrective action(s). The response must be
       complete in itself and signed by a principal or officer of Mediacom.
       All replies and documentation sent in response to this Notice should
       be marked with the File No. and NOV No. specified above, and mailed to
       the following address:

   Federal Communications Commission

   San Francisco Office

   5653 Stoneridge Drive, Suite 105

   Pleasanton, CA 94588-8543

    4. This Notice shall be sent to Mediacom at its address of record.

    5. The Privacy Act of 1974 requires that we advise you that the
       Commission will use all relevant material information before it,
       including any information disclosed in your reply, to determine what,
       if any, enforcement action is required to ensure compliance. Any false
       statement made knowingly and willfully in reply to this Notice is
       punishable by fine or imprisonment under Title 18 of the U.S. Code.

   FEDERAL COMMUNICATIONS COMMISSION

   Thomas N. Van Stavern

   District Director

   San Francisco District Office

   Western Region

   Enforcement Bureau

   47 C.F.R. S: 1.89.

   47 U.S.C. S: 403.

   P.L. 93-579, 5 U.S.C. S: 552a(e)(3).

   18 U.S.C. S: 1001 et seq.

   Federal Communications Commission

   2

                       Federal Communications Commission