Positions quoted in this Preliminary Notice reproduced below are referred to WGS84 or a compatible datum and may be plotted directly on this ENC. ' Some or all of the information contained in this Notice to Mariners may have been included on the ENCs affected. 1616(P)/24 PHILIPPINE ISLANDS —  Luzon — Works. Dredging area. Source: Nav Phil 377/22 and Nav Phil 398/23 1. Dredging works are taking place in the areas bounded by the following positions: * 14° 20' .96N. , 120° 41' .56E. * 14° 26' .99N. , 120° 46' .72E. * 14° 26' .99N. , 120° 48' .62E. * 14° 28' .18N. , 120° 51' .44E. * 14° 26' .79N. , 120° 52' .01E. * 14° 25' .79N. , 120° 52' .01E. * 14° 25' .79N. , 120° 49' .93E. * 14° 20' .97N. , 120° 45' .33E. and 14° 29' .02N. , 120° 57' .37E. 14° 27' .97N. , 120° 56' .95E. 14° 27' .88N. , 120° 56' .33E. 14° 28' .48N. , 120° 56' .12E. 14° 28' .65N. , 120° 56' .15E. 2. Mariners are advised to navigate with caution in the area. 3. Former Notice 2357(T)23 is cancelled. *Indicates new or revised entry (WGS84 DATUM)