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Chart Corrections Query Results
NTM Search Option:   All
Chart Search Option:   Specific Charts :   21661
Corrected through U.S. Notice to Mariners No. :   3/2018 (20 January 2018)
Note:  Chart Corrections Data may contain special characters, such as morse code symbols, and characters from the Danish alphabet.  This web page is best viewed with a browser which supports HTML 3.2.
*21661     12 Ed. 10/30/82   NEW EDITION  2/83
 (DMAHTC)
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21661     12 Ed. 10/30/82   LAST NM   2/83    7/84
  (Plan E) 
 Add Light Fl(4) 26s 246ft 22M (PA)
28° 59.1' N   118° 18.8' W

 (3(3)83 Mexico, D.F.)
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21661     12 Ed. 10/30/82   LAST NM   7/84    9/88
  (Plan F) 
 Change Period of light to 6s
18° 20' 51" N   114° 44' 12" W

 (8(101)87 Mexico D.F.)
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21661     12 Ed. 10/30/82   LAST NM   9/88    22/92
  (Plan E) 
 Change Light to Fl(4) 16s 157ft 10M (PA)
28° 59.1' N   118° 18.8' W

 Add Lights
Fl(2) 10s 46ft 9M (PA)
29° 10.3' N   118° 16.2' W

Fl(3) 12s 125ft 10M (PA)
28° 53.3' N   118° 17.2' W

 (Mex LL; Mex CH 601)
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21661     12 Ed. 10/30/82   LAST NM   22/92    49/96
  (Plans D & G) 
 Change Light to Fl(3) 12s 18m 14M
18° 42' 40" N   110° 57' 00" W

  (Plan F) 
 Change Light to Fl 6s 35m 11M (PA)
18° 20' 51" N   114° 44' 12" W

 (Mex LL)
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21661     12 Ed. 10/30/82   LAST NM   49/96    23/01
  (Plan D) 
 Delete Light
18° 42' 40" N   110° 57' 00" W

 Add Light Fl(4) 5s 125m 19M
18° 43' 19" N   110° 56' 42" W

  (Plan G) 
  Distance and bearing from position circle "OBS SPOT"
 Delete Light, 690 meters 195°
 (6(III1(VI)99 Mexico, D.F.; 36(3362)99 Taunton)
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*21661     12 Ed. 10/30/82   LAST NM   23/01    28/01
  (Plan D) 
 Add Caution note from Subsection I-2
18° 56' 00" N   110° 53' 00" W

 Add Legend "SEE CAUTION"
18° 47' 30" N   111° 04' 50" W

 (NTM0033/2001)
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21661     12 Ed. 10/30/82   LAST NM   28/01    6/03
  (Plan D) 
 Change Light to Fl(3) 12s 18m 10M
18° 43' 19" N   110° 56' 42" W

 (Mex LL)
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21661     12 Ed. 10/30/82   LAST NM   6/03    5/09
  (Plan D) 
 Change Height of light to 443ft
18° 43' 19" N   110° 56' 42" W

 (Mex LL)
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*21661     12 Ed. 10/30/82   LAST NM   5/09    13/09
  (Plan D) 
 Change Legend to "CAUTION NO 1"
18° 47' 30" N   111° 04' 50" W

 Change Title of note to "CAUTIONS" and first line to
"1. An underwater volcano was reported to
have formed"
18° 56' 00" N   110° 53' 00" W

 Add Dashed-line circle "Discol. water rep (2009) (PA) (CAUTION NO 2)" [Ke]
18° 54' 09" N   110° 51' 00" W

 Add Caution No. 2 to CAUTIONS note
"2. Drifting pumice rafts, possible indicators of
submarine volcanic activity, observed
northeast of Isla Socorro. Mariners should
exercise caution in this area."
18° 56' 00" N   110° 53' 00" W

 (NTM0015/2009)
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