The Marianas Trench Marine National Monument includes the following:

(a) Islands Unit. The Islands Unit includes the waters and submerged lands of the three northernmost Mariana Islands (Farallon de Pajaros (Uracas), Maug, and Asuncion). The shoreward boundary of the Islands Unit is the mean low water line. The seaward boundary of Islands Unit is defined by straight lines connecting the following coordinates in the order listed:

Open Table
ID E. long. N. lat.
1 144°122.97 21°2342.40
2 145°3325.20 21°2342.40
3 145°4431.14 21°1114.60
4 146°1836.75 20°4917.46
5 146°1836.75 19°220.00
6 145°312.22 19°220.00
7 144°122.97 20°4544.11
1 144°122.97 21°2342.40

(b) Volcanic Unit. The Volcanic Unit includes the submerged lands of designated volcanic sites. The boundaries of the Volcanic Unit are defined as circles of a one nautical mile radius centered on each of the following points:

Open Table
ID E. long. N. lat.
Fukujin 143°2730 21°5630
Minami Kasuga #2 143°3830 21°3636
N.W. Eifuku 144°236 21°2915
Minami Kasuga #3 143°380 21°240
Daikoku 144°1139 21°1927
Ahyi 145°145 20°2615
Maug 145°1318 20°115
Alice Springs 144°300 18°120
Central trough 144°450 18°10
Zealandia 145°514 16°5257
E. Diamante 145°4047 15°5631
Ruby 145°3424 15°3615
Esmeralda 145°1445 14°5730
N.W. Rota #1 144°4630 14°360
W. Rota 144°500 14°1930
Forecast 143°5512 13°2330
Seamount X 144°10 13°1448
South Backarc 143°378 12°5712
Archaean site 143°3755 12°5623
Pika site 143°3855 12°557
Toto 143°3142 12°4248

(c) Trench Unit. The Trench Unit includes the submerged lands of the Marianas Trench. The boundary of the Trench Unit extends from the northern limit of the EEZ around the Commonwealth of the Northern Mariana Islands to the southern limit of the EEZ around Guam as defined by straight lines connecting the following coordinates in the order listed:

Open Table
ID E. long. N. lat.
1 145°546 23°5335
2 145°5227.10 23°4550.54
3 146°3618.91 23°2918.33
4 147°516.84 23°1143.92
5 147°2231.43 20°3841.35
6 147°4048.31 19°5923.30
7 147°3959.51 19°272.96
8 147°4851.61 19°818.74
9 148°2147.20 18°566.46
10 148°4250.50 17°582.20
11 148°3447.12 16°4053.86
12 148°539.95 15°2551.09
13 146°2324.38 12°2138.38
14 145°2833.28 11°347.64
15 143°39 10°5730
16 142°1954.93 11°4724.83
17 144°4231.24 12°2124.65
18 145°1759.93 12°335.35
19 147°2932.24 15°4925.53
20 147°2732.35 17°5752.76
21 147°2016.96 19°919.41
22 146°5755.31 20°2358.80
23 145°4431.14 21°1114.60
24 144°527.55 23°228.67
1 145°546 23°5335

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