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Chart Search Option:   Specific Charts :   21023
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.
*21023     41 Ed. 3/3/84   NEW EDITION  16/84
 (DMAHTC)
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21023     41 Ed. 3/3/84   LAST NM   16/84    13/85
 Add Lights Fl (PA)
16° 35.5' N   99° 04.4' W

16° 12.5' N   98° 12.1' W

 (7(66,67)83 Mexico, D.F.)
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21023     41 Ed. 3/3/84   LAST NM   13/85    10/86
 Add Light Fl (PA)
14° 31.75' N   92° 13.30' W

14° 32.20' N   92° 13.00' W

 (HNNM7697/86)
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21023     41 Ed. 3/3/84   LAST NM   10/86    4/88
 Add Racon at light
15° 38.6' N   96° 31.2' W

 (7(23)87 Mexico, D.F.)
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21023     41 Ed. 3/3/84   LAST NM   4/88    34/90
 Add Wreck (PA)
16° 20.0' N   98° 44.0' W

 (4(4)90 Mexico, D.F.)
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21023     41 Ed. 3/3/84   LAST NM   34/90    39/90
 Add Depth 9 fathoms 1 foot "Rep (1989)"
enclosed by depth contour (10-fathom)
14° 36.6' N   93° 56.6' W

 (30(2165)90 Taunton)
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21023     41 Ed. 3/3/84   LAST NM   39/90    48/90
 Delete Racon from light
15° 38.6' N   96° 31.2' W

 (BA LL)
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21023     41 Ed. 3/3/84   LAST NM   48/90    27/91
 Change Lights to
Fl(2) 20M
15° 51.0' N   97° 04.5' W

Fl(4) 21M
15° 52.5' N   95° 46.8' W

Fl(2) 17M
15° 56.5' N   93° 49.8' W

Fl(4) 8M
15° 08.3' N   92° 50.3' W

Iso 15M
14° 33.4' N   92° 15.0' W

  Visibility (range) of light to 13M
15° 44.0' N   96° 08.3' W

  Characteristic of lights to
Fl(2)
16° 09.2' N   95° 11.9' W

Fl G
16° 08.8' N   95° 11.2' W

Fl R
16° 09.0' N   95° 11.0' W

 (Mex LL)
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P 21023     41 Ed. 3/3/84   LAST NM   27/91    42/94
 Add Purple tint area (traffic separation
zone) bound by limit
joining
16° 06.2' N   95° 14.3' W

15° 58.4' N   95° 19.0' W

15° 57.7' N   95° 17.5' W

16° 06.0' N   95° 13.8' W

  joining
16° 05.7' N   95° 11.7' W

15° 56.7' N   95° 11.7' W

15° 56.7' N   95° 11.0' W

16° 05.7' N   95° 11.0' W

  Purple heavy dashed line (outside
limit of traffic lane)
between
16° 06.5' N   95° 14.7' W

15° 59.3' N   95° 20.4' W

  between
15° 57.1' N   95° 15.8' W

16° 05.8' N   95° 13.3' W

  between
16° 05.7' N   95° 12.7' W

15° 56.7' N   95° 12.7' W

  between
15° 56.7' N   95° 10.0' W

16° 05.7' N   95° 10.0' W

  Note: The above new traffic separation
scheme has been adopted by IMO and is
effective at 0000 GMT on 24 Nov l994
 (MCC1373/94)
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21023     41 Ed. 3/3/84   LAST NM   42/94    48/94
 Add Purple tint area (traffic separation
zone) bound by limit
joining
16° 06.2' N   95° 14.3' W

15° 58.4' N   95° 19.0' W

15° 57.7' N   95° 17.5' W

16° 06.0' N   95° 13.8' W

  joining
16° 05.7' N   95° 11.7' W

15° 56.7' N   95° 11.7' W

15° 56.7' N   95° 11.0' W

16° 05.7' N   95° 11.0' W

  Purple heavy dashed line (outside
limit of traffic lane)
between
16° 06.5' N   95° 14.7' W

15° 59.3' N   95° 20.4' W

  between
15° 57.1' N   95° 15.8' W

16° 05.8' N   95° 13.3' W

  between
16° 05.7' N   95° 12.7' W

15° 56.7' N   95° 12.7' W

  between
15° 56.7' N   95° 10.0' W

16° 05.7' N   95° 10.0' W

  Note
"NOTE
The Traffic Separation Scheme on this
chart is approved by the International
Maritime Organization (IMO)."
16° 20.0' N   92° 10.0' W

(Supersedes 42/94P-21023)
 (MCC1373/94)
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21023     41 Ed. 3/3/84   LAST NM   48/94    26/96
 Add Depth 11 fathoms "Rep (1996)" (PA)
15° 40.1' N   98° 06.0' W

 (SMEA006/96)
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21023     41 Ed. 3/3/84   LAST NM   26/96    52/96
 Change Visibility (range) of light to
12M
15° 56.9' N   97° 42.0' W

24M
15° 38.6' N   96° 31.2' W

14M
16° 12.8' N   94° 48.5' W

  Light to
Fl 23M
16° 09.2' N   95° 11.9' W

14° 42.7' N   92° 25.0' W

Fl 12M
16° 04.1' N   96° 09.3' W

Fl 23M
14° 42.7' N   92° 25.0' W

 (Mex LL)
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21023     41 Ed. 3/3/84   LAST NM   52/96    30/97
 Change Light to Fl 12M
16° 04.1' N   94° 09.3' W

(See 52/96-21023)
 (GIMM003/97)
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21023     41 Ed. 3/3/84   LAST NM   30/97    14/99
 Change Visibility (range) of light to 15M
15° 44.0' N   96° 08.3' W

 (Mex LL)
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21023     41 Ed. 3/3/84   LAST NM   14/99    28/01
 Add Dangerous wreck [K28]
14° 47.2' N   92° 50.2' W

 (3(Sec II)01 Mexico, D.F.)
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21023     41 Ed. 3/3/84   LAST NM   28/01    38/01
 Add Dangerous wreck [K28]
14° 45.5' N   92° 34.5' W

 (12(Sec II)00 Mexico, D.F.)
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21023     41 Ed. 3/3/84   LAST NM   38/01    5/02
 Delete Depth 98 fathoms
15° 55.5' N   94° 33.5' W

 Add Depth 46 fathoms
15° 53.1' N   94° 34.9' W

 Add Depth 27 fathoms
15° 48.7' N   94° 11.5' W

 Add Depth 135 fathoms
15° 40.3' N   95° 06.4' W

 (43(4292)01 Taunton)
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21023     41 Ed. 3/3/84   LAST NM   5/02    34/02
 Change Visibility (range) of light to 20M
16° 09.2' N   95° 11.9' W

 (Mex LL)
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21023     41 Ed. 3/3/84   LAST NM   34/02    7/03
 Change Light to Fl 22M Racon
16° 48.8' N   99° 54.1' W

 Change Visibility (range) of light to 9M
16° 48.5' N   99° 52.2' W

 Change Visibility (range) of light to 12M
16° 19.6' N   98° 34.9' W

 (Mex LL)
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21023     41 Ed. 3/3/84   LAST NM   7/03    8/03
 Change Visibility (range) of light to 16M
15° 51.0' N   97° 04.5' W

 Change Visibility (range) of light to 20M
15° 38.6' N   96° 31.2' W

 Change Visibility (range) of light to 10M
15° 52.5' N   95° 46.8' W

 Change Visibility (range) of light to 10M
16° 12.8' N   94° 48.5' W

 (Mex LL)
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21023     41 Ed. 3/3/84   LAST NM   8/03    9/03
 Change Visibility (range) of light to 10M
16° 11.0' N   94° 27.8' W

 Change Visibility (range) of light to 10M
16° 04.1' N   94° 09.3' W

 Change Visibility (range) of light to 12M
15° 56.5' N   93° 49.8' W

 Change Visibility (range) of light to 10M
15° 08.3' N   92° 50.3' W

 Change Visibility (range) of light to 15M
14° 42.5' N   92° 25.0' W

 (Mex LL)
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21023     41 Ed. 3/3/84   LAST NM   9/03    52/05
 Substitute Depth 1685 fathoms for 685 fathoms
12° 33.6' N   97° 58.9' W

 Substitute Depth 1940 fathoms for 940 fathoms
14° 42.2' N   95° 58.1' W

 (Mex CH S.M. 600)
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21023     41 Ed. 3/3/84   LAST NM   52/05    4/09
 Add Buoy, pillar
16° 05.9' N   95° 02.9' W

 Add Buoy, pillar
14° 36.0' N   92° 33.5' W

 (9(129, 130)08 Mexico, D.F.)
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21023     41 Ed. 3/3/84   LAST NM   4/09    5/09
 Change Characteristic of light to Fl
15° 57.1' N   97° 31.8' W

 Change Characteristic of light to Fl R
16° 12.5' N   98° 12.1' W

 Add Buoy, pillar, Fl(2)
15° 57.9' N   94° 53.2' W

 (4(V), 5(IV)08 Mexico, D.F.)
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21023     41 Ed. 3/3/84   LAST NM   5/09    12/09
 Add Buoy (wavemeter) pillar, Fl Y
16° 03.3' N   95° 08.0' W

 (6(III)07 Mexico, D.F.)
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21023     41 Ed. 3/3/84   LAST NM   12/09    21/10
 Substitute Depth 468 fathoms enclosed by depth contour (1000-fathom) for 480 fathoms
14° 32.2' N   98° 59.2' W

 (NTM0011/2010)
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21023     41 Ed. 3/3/84   LAST NM   21/10    47/10
 Change Buoy to G, pillar, Fl 5s (waverider)
14° 36.0' N   92° 33.5' W

 (2(38)07 Mexico, D.F.)
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21023     41 Ed. 3/3/84   LAST NM   47/10    50/10
 Delete Depth 31 fathoms
15° 59.5' N   95° 13.9' W

 Delete Depth 20 fathoms
16° 01.3' N   95° 04.3' W

 Delete Depth 13 fathoms
16° 07.6' N   95° 11.0' W

 Substitute Depth 17 fathoms for 23 fathoms
16° 01.1' N   94° 59.6' W

 Substitute Depth 23 fathoms for 24 fathoms
16° 01.6' N   95° 15.5' W

 Substitute Depth 10 fathoms 2 feet for 18 fathoms
16° 04.0' N   95° 10.9' W

 Add Depth 24 fathoms
15° 56.9' N   95° 09.8' W

 Add Depth 25 fathoms
15° 59.6' N   95° 14.3' W

 Add Depth 16 fathoms
16° 00.4' N   95° 10.3' W

 Add Depth 19 fathoms
16° 00.7' N   95° 06.0' W

 Add Depth 18 fathoms
16° 00.8' N   95° 04.7' W

 Add Depth 16 fathoms
16° 00.9' N   95° 02.1' W

 Add Depth 18 fathoms
16° 01.3' N   94° 56.9' W

 Add Depth 6 fathoms 1 foot, blue tint and enclosing depth contour (10-fathom)
16° 07.6' N   95° 11.4' W

 (NTM0018/2010)
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21023     41 Ed. 3/3/84   LAST NM   50/10    14/12
 Add Light Fl(2) 10M
16° 10.2' N   95° 09.1' W

 (Mex LL)
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21023     41 Ed. 3/3/84   LAST NM   14/12    17/12
 Add Light Fl(2) 6M
15° 48.8' N   97° 02.7' W

 (8(VI)10 (SM) Mexico, D.F.)
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21023     41 Ed. 3/3/84   LAST NM   17/12    35/14
 Add Legend "(CHART 21438)"
15° 36.0' N   96° 06.5' W

 (NGA)
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21023     41 Ed. 3/3/84   LAST NM   35/14    27/15
 Change Visibility (range) of light to 25M
16° 48.8' N   99° 54.1' W

 (Mex LL)
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