{"data":{"id":"us/15-cfr-appendix-a-to-subpart-s-of-part-922","jurisdiction":"us","citation":"15 CFR Appendix A to Subpart S of Part 922","heading":"Appendix A to Subpart S of Part 922—Mallows Bay-Potomac River Marine Sanctuary Boundary Description and Coordinates of the Lateral Boundary Closures and Excluded Areas","body":"Coordinates listed in this appendix are unprojected (Geographic) and based on the North American Datum of 1983.\nTable 1—Coordinates for Sanctuary\nPoint ID Latitude Longitude\n1 38.39731 −77.31008\n2 38.39823 −77.31030\n3 38.39856 −77.31059\n4 38.39886 −77.31074\n5 38.39917 −77.31067\n6 38.40014 −77.31074\n7 38.40090 −77.31145\n8 38.40138 −77.31215\n9 38.40197 −77.31236\n10 38.40314 −77.31278\n11 38.40658 −77.31377\n12 38.40984 −77.31465\n13 38.41388 −77.31692\n14 38.41831 −77.31913\n15 38.41974 −77.31930\n16 38.42352 −77.31971\n17 38.42548 −77.32030\n18 38.42737 −77.32081\n19 38.43091 −77.32240\n20 38.43163 −77.32242\n21 38.43350 −77.32263\n22 38.43384 −77.32269\n23 38.43430 −77.32265\n24 38.43461 −77.32229\n25 38.43498 −77.32146\n26 38.43526 −77.32057\n27 38.43522 −77.32040\n28 38.47321 −77.31845\n29 38.47434 −77.31874\n30 38.47560 −77.31752\n31 38.47655 −77.31686\n32 38.47748 −77.31666\n33 38.47821 −77.31604\n34 38.47871 −77.31554\n35 38.47885 −77.31563\n36 38.47905 −77.31559\n37 38.47921 −77.31578\n38 38.47943 −77.31592\n39 38.47985 −77.31592\n40 38.48493 −77.31335\n41 * 38.48554 −77.27298\n42 * 38.39793 −77.25704\n43 38.39731 −77.31008\nNote 1 to table 1 of this appendix:\nThe coordinates in the table above marked with an asterisk (*) are not a part of the sanctuary boundary. These coordinates are landward reference points used to draw a line segment that intersects with the shoreline.","path":["Title 15—Commerce and Foreign Trade","Subtitle B—Regulations Relating to Commerce and Foreign Trade","CHAPTER IX—NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION, DEPARTMENT OF COMMERCE","SUBCHAPTER B—OCEAN AND COASTAL RESOURCE MANAGEMENT","PART 922—NATIONAL MARINE SANCTUARY PROGRAM REGULATIONS","Subpart S—Mallows Bay—Potomac River National Marine Sanctuary"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-15.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:24Z","sha256":"d2326bf2bd3d0cf2c4895caf5be7ccee7df1fbc0c363ce67fd40751f5318f353","source_id":"us-cfr","stale":true,"prev":"us/15-cfr-922.206","next":"us/15-cfr-appendix-b-to-subpart-s-of-part-922"},"notice":"GroundRules: Original legal text. Not legal advice."}