Limit of the port

A. To the Sea :

(a) The entrance to the river with Patenga Beacon as centre if an arc is drawn seaward with a radius of 7 nautical miles till intersects the Coastline in Position Lat : 22° 20.4′ N Long : 091° 45.4′ E in the North and Lat : 22°7′ N Long : 091°50.5′E in the South, the area enclosed within the extremities of the arc;

(b) in addition to sub-clause (a), the extended seaward limit of the Port shall be as follows :
(i) North Sector: An area enclosed by joining the co-ordinates Lat: 22° 40.30′ N Long 091° 33.00′ E at Domkhali, Sitakunda, Lat: 22° 38.50′ N Long: 091° 30.00′ E at 2.90 NM seaward west of Domkhali, Sitakunda, Lat: 22° 30.00′ N Long: 091° 37.00′ E at 4.5 NM seaward west of Kumira, Lat: 22°19.30′ N Long: 091° 40.00′ E at 5.3NM seaward west of Kattoli and Lat: 22° 19.30′ N Long : 091° 43.10′ E at 2.0 NM seaward west of Kattoli intersecting 7 nautical miles radius arc from Patenga beacon at North;
(ii) South Sector: An area enclosed by joining the co-ordinates Lat: 21° 30.00′ N Long 091° 52.00′ E at Sonadia Island, Lat: 21° 30.00′ N Long: 091° 40.00′ E at 9.5 NM seaward west of Sonadia Island, Lat: 22° 06.90′ N Long: 091° 40.00′ E at 9.7 NM seaward west of Gohira, Lat: 22° 06.90′ N Long: 091° 45.80′ E at 5.5 NM seaward west of Gohira intersecting 7 nautical miles radius arc from Patenga beacon at South and including Kutubdia Channel;

B. (a) A line drawn across the River Karnafuli in a North 39°-30′ West (true) direction from a masonry pillar situated 1½ mile above the railway bridge at Kalurghat on the left bank of river in the village Kadurkhil, to a pillar situated on the right bank of the river in the village of Guzara-Noapara;
(b) A line drawn West (true) across the River Halda from a masonry Pillar situated on the left bank of river ¾ mile above the mouth in the right bank of the river in the village Mauhara;

C. To the North :
A line drawn West (true) to a distance of 1/10th miles towards land from the boundary Pillar whose latitude is 22°-15′-28″ North and longitude is 91°-46′-49″ East, in the village Patenga;
D. To the South :
A line drawn West (true) to a distance of 1/10 miles towards land from the boundary Pillar whose latitude is 22°-9′-5″ North and Longitude 91°-49′-29″ East, in the village Pourgapara.
2. These limits include so much of the River Karnafuli, the shore thereof as lie within 50 yards of high water mark at ordinary spring tides.
3. These limits also include docks, wharves, quays, stages, jetties, piers, ware-houses, sheds, railway line and yards within the limits of the boundary area and such area outside it as shown by boundary piliars on Plan No. 50 of the Port Commissioners.

Source: Chattogram Port Authority Circular. by Ministry of Shipping dated  21st Jan 2019