Our Ref.: HKO 220/172/22


                                                                    1 March, 2013


Sir/Madam,


                       Preliminary Seismological Analysis


          Enclosed please find the preliminary seismological analysis from October
to December 2012 for the station HKPS. Please note that Broadband records include
all 3 components.




                                                     Yours faithfully,




                                                       ( Mr. D.S. Lau )
                                        for Director of the Hong Kong Observatory
            Preliminary Analysis of the Seismograph at HKPS for Oct 2012

  Date      Phase     Component    Time (UTC)       ??              Remarks
                                    HHMMSS
Year 2012
  1-Oct       Nil
  2-Oct       Nil
  3-Oct       Nil
  4-Oct       Nil
  5-Oct       Nil
  6-Oct       Nil
  7-Oct       Nil
  8-Oct        P         ENZ          114945                Compr to NW
  9-Oct       Nil
 10-Oct       Nil
 11-Oct       Nil
 12-Oct        P         ENZ          003806                Compr to SE
 13-Oct       Nil
 14-Oct       P          ENZ          050701                Compr to NW
 15-Oct       Nil
 16-Oct       Nil
 17-Oct        P         ENZ          044647                Compr to SE
 18-Oct       Nil
 19-Oct       Nil
 20-Oct       P          ENZ          231055                Compr to NW
 21-Oct       Nil
 22-Oct       Nil
 23-Oct       Nil
 24-Oct        P          Z           010502                Compr
 25-Oct       Nil
 26-Oct       Nil
 27-Oct       Nil
 28-Oct       Nil
 29-Oct       Nil
 30-Oct       Nil
 31-Oct       Nil
            Preliminary Analysis of the Seismograph at HKPS for Nov 2012

  Date      Phase     Component    Time (UTC)       ??             Remarks
                                    HHMMSS
Year 2012
  1-Nov       Nil
  2-Nov       P          ENZ          182135               Compr to NW
  3-Nov       Nil
  4-Nov       Nil
  5-Nov       Nil
  6-Nov       Nil
  7-Nov       Nil
  8-Nov       Nil
  9-Nov       Nil
 10-Nov       P           Z           151740               Dilat
 11-Nov       Nil
 12-Nov       Nil
 13-Nov       Nil
 14-Nov       Nil
 15-Nov       Nil
 16-Nov        P         ENZ          182032                Compr to SW
 17-Nov       Nil
 18-Nov       Nil
 19-Nov        P         ENZ          095300                Compr to SE
 20-Nov       Nil
 21-Nov       Nil
 22-Nov       Nil
 23-Nov       Nil
 24-Nov       Nil
 25-Nov       Nil
 26-Nov       Nil
 27-Nov       Nil
 28-Nov       Nil
 29-Nov       Nil
 30-Nov       Nil
            Preliminary Analysis of the Seismograph at HKPS for Dec 2012

  Date      Phase     Component    Time (UTC)       ??             Remarks
                                    HHMMSS
Year 2012
  1-Dec       Nil
  2-Dec       Nil
  3-Dec       Nil
  4-Dec       Nil
  5-Dec       Nil
  6-Dec       Nil
  7-Dec        P         ENZ          082434                Compr to NE
  8-Dec       Nil
  9-Dec        P          Z           214959                Dilat
 10-Dec        P         ENZ          165926                Compr to NW
 11-Dec       Nil
 12-Dec       Nil
 13-Dec       Nil
 14-Dec       Nil
 15-Dec        P         ENZ          045857                Compr to SE
              P          ENZ          193828                Compr to NW
 16-Dec       Nil
 17-Dec       P          ENZ          092152                Compr to NW
 18-Dec       Nil
 19-Dec       Nil
 20-Dec       Nil
 21-Dec       P          ENZ          223820                Compr to NW
 22-Dec       Nil
 23-Dec       Nil
 24-Dec       Nil
 25-Dec       Nil
 26-Dec       Nil
 27-Dec       Nil
 28-Dec       Nil
 29-Dec       Nil
 30-Dec       Nil
 31-Dec       Nil