15 C.F.R. Appendix A to Subpart L of Part 922
Flower Garden Banks National Marine Sanctuary Boundary Coordinates
Cite as 15 C.F.R. Appendix A to Subpart L of Part 922 (2026)
Flower Garden Banks National Marine Sanctuary Coordinates listed in this appendix are unprojected (Geographic Coordinate System) and based on the North American Datum of 1983 (NAD83). Point ID No. Polygon ID No. Bank(s) Latitude Longitude 1 1 Stetson Bank 28.15673 −94.29673 2 1 Stetson Bank 28.15661 −94.30312 3 1 Stetson Bank 28.15862 −94.30888 4 1 Stetson Bank 28.16950 −94.30839 5 1 Stetson Bank 28.17386 −94.30257 6 1 Stetson Bank 28.17583 −94.29445 7 1 Stetson Bank 28.17543 −94.29327 8 1 Stetson Bank 28.17284 −94.28952 9 1 Stetson Bank 28.16924 −94.28677 10 1 Stetson Bank 28.16428 −94.28681 11 1 Stetson Bank 28.16274 −94.28756 12 1 Stetson Bank 28.15796 −94.29047 13 1 Stetson Bank 28.15673 −94.29673 1 2 West Flower Garden Bank 27.84363 −93.78549 2 2 West Flower Garden Bank 27.81750 −93.81056 3 2 West Flower Garden Bank 27.81752 −93.84752 4 2 West Flower Garden Bank 27.83069 −93.86271 5 2 West Flower Garden Bank 27.81735 −93.87490 6 2 West Flower Garden Bank 27.83220 −93.89185 7 2 West Flower Garden Bank 27.85854 −93.89369 8 2 West Flower Garden Bank 27.87925 −93.87853 9 2 West Flower Garden Bank 27.92626 −93.82011 10 2 West Flower Garden Bank 27.92620 −93.81759 11 2 West Flower Garden Bank 27.91801 −93.80801 12 2 West Flower Garden Bank 27.90969 −93.77939 13 2 West Flower Garden Bank 27.88644 −93.77939 14 2 West Flower Garden Bank 27.84363 −93.78549 1 3 Horseshoe Bank 27.82317 −93.62789 2 3 Horseshoe Bank 27.80927 −93.63578 3 3 Horseshoe Bank 27.80568 −93.65541 4 3 Horseshoe Bank 27.79429 −93.66555 5 3 Horseshoe Bank 27.78357 −93.68846 6 3 Horseshoe Bank 27.79640 −93.70534 7 3 Horseshoe Bank 27.81855 −93.75198 8 3 Horseshoe Bank 27.82742 −93.74743 9 3 Horseshoe Bank 27.81868 −93.68868 10 3 Horseshoe Bank 27.83143 −93.68941 11 3 Horseshoe Bank 27.84699 −93.70079 12 3 Horseshoe Bank 27.87165 −93.73947 13 3 Horseshoe Bank 27.88602 −93.73294 14 3 Horseshoe Bank 27.87252 −93.64648 15 3 Horseshoe Bank 27.85861 −93.63908 16 3 Horseshoe Bank 27.82317 −93.62789 1 4 East Flower Garden Bank 27.89455 −93.57040 2 4 East Flower Garden Bank 27.87999 −93.61309 3 4 East Flower Garden Bank 27.88003 −93.62961 4 4 East Flower Garden Bank 27.89330 −93.64172 5 4 East Flower Garden Bank 27.92101 −93.64747 6 4 East Flower Garden Bank 27.95899 −93.64490 7 4 East Flower Garden Bank 27.97485 −93.63086 8 4 East Flower Garden Bank 27.98177 −93.60996 9 4 East Flower Garden Bank 27.98554 −93.58188 10 4 East Flower Garden Bank 27.95206 −93.57810 11 4 East Flower Garden Bank 27.92151 −93.56880 12 4 East Flower Garden Bank 27.89455 −93.57040 1 5 MacNeil Bank 28.00226 −93.51550 2 5 MacNeil Bank 27.99707 −93.52669 3 5 MacNeil Bank 28.00136 −93.52423 4 5 MacNeil Bank 28.00518 −93.52425 5 5 MacNeil Bank 28.01694 −93.52233 6 5 MacNeil Bank 28.01883 −93.51264 7 5 MacNeil Bank 28.03670 −93.50300 8 5 MacNeil Bank 28.03724 −93.49844 9 5 MacNeil Bank 28.03113 −93.49199 10 5 MacNeil Bank 28.01300 −93.49624 11 5 MacNeil Bank 28.00331 −93.50725 12 5 MacNeil Bank 28.00226 −93.51550 1 6 Rankin Bank & 28—Fathom Bank 27.92554 −93.40593 2 6 Rankin Bank & 28—Fathom Bank 27.92039 −93.41021 3 6 Rankin Bank & 28—Fathom Bank 27.92035 −93.42474 4 6 Rankin Bank & 28—Fathom Bank 27.91387 −93.43165 5 6 Rankin Bank & 28—Fathom Bank 27.90829 −93.42234 6 6 Rankin Bank & 28—Fathom Bank 27.90641 −93.42535 7 6 Rankin Bank & 28—Fathom Bank 27.90489 −93.44219 8 6 Rankin Bank & 28—Fathom Bank 27.89549 −93.44396 9 6 Rankin Bank & 28—Fathom Bank 27.88892 −93.43403 10 6 Rankin Bank & 28—Fathom Bank 27.88072 −93.42805 11 6 Rankin Bank & 28—Fathom Bank 27.87676 −93.42787 12 6 Rankin Bank & 28—Fathom Bank 27.88449 −93.44458 13 6 Rankin Bank & 28—Fathom Bank 27.88803 −93.45159 14 6 Rankin Bank & 28—Fathom Bank 27.88794 −93.45905 15 6 Rankin Bank & 28—Fathom Bank 27.89234 −93.46410 16 6 Rankin Bank & 28—Fathom Bank 27.89971 −93.45571 17 6 Rankin Bank & 28—Fathom Bank 27.90910 −93.45343 18 6 Rankin Bank & 28—Fathom Bank 27.92847 −93.45335 19 6 Rankin Bank & 28—Fathom Bank 27.93407 −93.44743 20 6 Rankin Bank & 28—Fathom Bank 27.93599 −93.44215 21 6 Rankin Bank & 28—Fathom Bank 27.92554 −93.40593 1 7 Bright Bank 27.87310 −93.27056 2 7 Bright Bank 27.86549 −93.29462 3 7 Bright Bank 27.87300 −93.31055 4 7 Bright Bank 27.89058 −93.32193 5 7 Bright Bank 27.89839 −93.31987 6 7 Bright Bank 27.90336 −93.30953 7 7 Bright Bank 27.91010 −93.30562 8 7 Bright Bank 27.91634 −93.29292 9 7 Bright Bank 27.91263 −93.28816 10 7 Bright Bank 27.90354 −93.28386 11 7 Bright Bank 27.90253 −93.27238 12 7 Bright Bank 27.89927 −93.26729 13 7 Bright Bank 27.87310 −93.27056 1 8 Geyer Bank 27.78848 −93.07794 2 8 Geyer Bank 27.79458 −93.08448 3 8 Geyer Bank 27.83313 −93.07913 4 8 Geyer Bank 27.85306 −93.08279 5 8 Geyer Bank 27.86328 −93.07885 6 8 Geyer Bank 27.86908 −93.06974 7 8 Geyer Bank 27.86556 −93.05944 8 8 Geyer Bank 27.85211 −93.05391 9 8 Geyer Bank 27.83713 −93.05725 10 8 Geyer Bank 27.82540 −93.04312 11 8 Geyer Bank 27.82490 −93.04276 12 8 Geyer Bank 27.80846 −93.03412 13 8 Geyer Bank 27.78997 −93.04096 14 8 Geyer Bank 27.78602 −93.05384 15 8 Geyer Bank 27.78848 −93.07794 1 9A Elvers Bank—A 27.82285 −92.88605 2 9A Elvers Bank—A 27.82087 −92.88600 3 9A Elvers Bank—A 27.82009 −92.88670 4 9A Elvers Bank—A 27.81869 −92.89235 5 9A Elvers Bank—A 27.81690 −92.89404 6 9A Elvers Bank—A 27.81615 −92.89653 7 9A Elvers Bank—A 27.80645 −92.90884 8 9A Elvers Bank—A 27.81221 −92.92082 9 9A Elvers Bank—A 27.81599 −92.93908 10 9A Elvers Bank—A 27.81934 −92.93940 11 9A Elvers Bank—A 27.82250 −92.92465 12 9A Elvers Bank—A 27.82809 −92.91359 13 9A Elvers Bank—A 27.83973 −92.89876 14 9A Elvers Bank—A 27.83972 −92.88038 15 9A Elvers Bank—A 27.83003 −92.86983 16 9A Elvers Bank—A 27.82285 −92.88605 1 9B Elvers Bank—B 27.85645 −92.92310 2 9B Elvers Bank—B 27.85662 −92.91922 3 9B Elvers Bank—B 27.85334 −92.91631 4 9B Elvers Bank—B 27.85076 −92.91727 5 9B Elvers Bank—B 27.84903 −92.92097 6 9B Elvers Bank—B 27.85145 −92.92524 7 9B Elvers Bank—B 27.85645 −92.92310 1 10A McGrail Bank—A 27.97684 −92.58489 2 10A McGrail Bank—A 27.97749 −92.57716 3 10A McGrail Bank—A 27.97475 −92.56753 4 10A McGrail Bank—A 27.97304 −92.56191 5 10A McGrail Bank—A 27.95173 −92.53902 6 10A McGrail Bank—A 27.94849 −92.54254 7 10A McGrail Bank—A 27.96632 −92.56116 8 10A McGrail Bank—A 27.96792 −92.58152 9 10A McGrail Bank—A 27.95989 −92.58187 10 10A McGrail Bank—A 27.95409 −92.57057 11 10A McGrail Bank—A 27.94951 −92.57135 12 10A McGrail Bank—A 27.94920 −92.57994 13 10A McGrail Bank—A 27.95846 −92.60274 14 10A McGrail Bank—A 27.97286 −92.61901 15 10A McGrail Bank—A 27.98096 −92.60158 16 10A McGrail Bank—A 27.97684 −92.58489 1 10B McGrail Bank—B 27.94116 −92.54750 2 10B McGrail Bank—B 27.94180 −92.54543 3 10B McGrail Bank—B 27.94010 −92.54202 4 10B McGrail Bank—B 27.93616 −92.54151 5 10B McGrail Bank—B 27.93481 −92.54398 6 10B McGrail Bank—B 27.93529 −92.54803 7 10B McGrail Bank—B 27.93859 −92.54901 8 10B McGrail Bank—B 27.94116 −92.54750 1 11 Bouma Bank 28.07909 −92.47305 2 11 Bouma Bank 28.07370 −92.44900 3 11 Bouma Bank 28.07370 −92.44891 4 11 Bouma Bank 28.06544 −92.43518 5 11 Bouma Bank 28.05162 −92.43380 6 11 Bouma Bank 28.03846 −92.44065 7 11 Bouma Bank 28.03463 −92.45289 8 11 Bouma Bank 28.03114 −92.45537 9 11 Bouma Bank 28.02915 −92.46338 10 11 Bouma Bank 28.03154 −92.47259 11 11 Bouma Bank 28.04166 −92.47229 12 11 Bouma Bank 28.04525 −92.46717 13 11 Bouma Bank 28.04751 −92.47310 14 11 Bouma Bank 28.04676 −92.48308 15 11 Bouma Bank 28.04866 −92.48462 16 11 Bouma Bank 28.05687 −92.48145 17 11 Bouma Bank 28.06388 −92.49262 18 11 Bouma Bank 28.07018 −92.49141 19 11 Bouma Bank 28.06974 −92.48613 20 11 Bouma Bank 28.06594 −92.48098 21 11 Bouma Bank 28.07109 −92.47708 22 11 Bouma Bank 28.07683 −92.48071 23 11 Bouma Bank 28.07909 −92.47305 1 12 Sonnier Bank 28.32652 −92.45356 2 12 Sonnier Bank 28.32495 −92.45647 3 12 Sonnier Bank 28.32501 −92.45965 4 12 Sonnier Bank 28.32796 −92.46626 5 12 Sonnier Bank 28.33523 −92.47536 6 12 Sonnier Bank 28.34453 −92.47511 7 12 Sonnier Bank 28.34840 −92.47439 8 12 Sonnier Bank 28.35256 −92.47181 9 12 Sonnier Bank 28.35416 −92.46784 10 12 Sonnier Bank 28.35456 −92.46135 11 12 Sonnier Bank 28.35351 −92.45729 12 12 Sonnier Bank 28.35174 −92.45107 13 12 Sonnier Bank 28.34852 −92.44564 14 12 Sonnier Bank 28.34303 −92.44045 15 12 Sonnier Bank 28.34048 −92.44024 16 12 Sonnier Bank 28.33584 −92.44669 17 12 Sonnier Bank 28.33068 −92.44985 18 12 Sonnier Bank 28.32652 −92.45356 1 13 Rezak Bank 27.95420 −92.36641 2 13 Rezak Bank 27.95847 −92.37739 3 13 Rezak Bank 27.95629 −92.38599 4 13 Rezak Bank 27.97297 −92.39248 5 13 Rezak Bank 27.97892 −92.39845 6 13 Rezak Bank 27.98869 −92.39964 7 13 Rezak Bank 27.99372 −92.38244 8 13 Rezak Bank 27.98603 −92.36697 9 13 Rezak Bank 27.98022 −92.36429 10 13 Rezak Bank 27.97442 −92.36996 11 13 Rezak Bank 27.96006 −92.36854 12 13 Rezak Bank 27.95420 −92.36641 1 14 Sidner Bank 27.93046 −92.36762 2 14 Sidner Bank 27.91368 −92.37398 3 14 Sidner Bank 27.91462 −92.38530 4 14 Sidner Bank 27.91976 −92.39427 5 14 Sidner Bank 27.92306 −92.38792 6 14 Sidner Bank 27.94525 −92.38305 7 14 Sidner Bank 27.94166 −92.37565 8 14 Sidner Bank 27.94231 −92.37189 9 14 Sidner Bank 27.93046 −92.36762 1 15A Parker Bank—A 27.95067 −92.00294 2 15A Parker Bank—A 27.94177 −91.99762 3 15A Parker Bank—A 27.93547 −91.99568 4 15A Parker Bank—A 27.92937 −91.99981 5 15A Parker Bank—A 27.93224 −92.02999 6 15A Parker Bank—A 27.93401 −92.03946 7 15A Parker Bank—A 27.93958 −92.05015 8 15A Parker Bank—A 27.95012 −92.05050 9 15A Parker Bank—A 27.96214 −92.05407 10 15A Parker Bank—A 27.96630 −92.04745 11 15A Parker Bank—A 27.96869 −92.04120 12 15A Parker Bank—A 27.96925 −92.02758 13 15A Parker Bank—A 27.96678 −92.02175 14 15A Parker Bank—A 27.95067 −92.00294 1 15B Parker Bank—B 27.96082 −91.99450 2 15B Parker Bank—B 27.96432 −91.99285 3 15B Parker Bank—B 27.96566 −91.99014 4 15B Parker Bank—B 27.96385 −91.98600 5 15B Parker Bank—B 27.96149 −91.98639 6 15B Parker Bank—B 27.95931 −91.98760 7 15B Parker Bank—B 27.95824 −91.99183 8 15B Parker Bank—B 27.96082 −91.99450 1 16 Alderdice Bank 28.09726 −91.99328 2 16 Alderdice Bank 28.09474 −91.98619 3 16 Alderdice Bank 28.09569 −91.97526 4 16 Alderdice Bank 28.09184 −91.97361 5 16 Alderdice Bank 28.08410 −91.97273 6 16 Alderdice Bank 28.07506 −91.97457 7 16 Alderdice Bank 28.07053 −91.98465 8 16 Alderdice Bank 28.06959 −91.99347 9 16 Alderdice Bank 28.06819 −92.00512 10 16 Alderdice Bank 28.07026 −92.01321 11 16 Alderdice Bank 28.07562 −92.02032 12 16 Alderdice Bank 28.08058 −92.02436 13 16 Alderdice Bank 28.08463 −92.02577 14 16 Alderdice Bank 28.09024 −92.02296 15 16 Alderdice Bank 28.09487 −92.01231 16 16 Alderdice Bank 28.09627 −92.00735 17 16 Alderdice Bank 28.09507 −92.00008 18 16 Alderdice Bank 28.09726 −91.99328 [86 FR 4954, Jan. 19, 2021]