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Name & Description: PORTLAND HARBOR, ME- Section Included: Northern limit from the mouth of the Presumpscot River on the west to the northern extremity of Great Diamond Island on the east; and the southern limit from Portland Head Light to the southern extremity of Cushing Island across the Main Ship Channel.Included within this area are the waterfronts of Portland, South Portland and Back Cove. Controlling Depth: 45 feet from the sea to the limit of the 45-foot channel; 44.8 feet in Main Ship Channel; 44.0 fe et in 45-foot House Island anchorage; 33.5 feet in middle half of channel to Portland Bridge, thence 33.8 feet to upstream limit in the 35-foot Fore River Channel; 27 feet in 30 foot anchorage with shoaling to 24.2 feet in northeastern portion. Project Depth: 45 feet from open ocean to Portland Pipeline Corp. Terminal; 45 foot anchorage northwest of House Island; 30 foot anchorage off Fish Point, 35 feet in Fore River Channel; all at mean low water.
Traffic Type: All Traffic Types (Domestic & Foreign)
Measure: Trips (#)
  All Vessel Types Self-Propelled Dry Cargo Self-Propelled Tanker Self-Propelled Towboat Non-Self Propelled Dry Cargo Non-Self Propelled Tanker Liquid barge
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All Drafts 37,717 63,934 34,061 38,905 29,834 18,783 31,976 16,283 19,449 14,935 18,934 31,958 17,778 19,456 14,899 36,384 62,788 32,923 37,444 28,492 18,102 31,393 15,698 18,697 14,248 18,282 31,395 17,225 18,747 14,244 605 650 672 748 790 302 323 343 380 396 303 327 329 368 394 232 128 63 145 112 118 70 35 81 65 114 58 28 64 47 23 1 0 17 8 12 0 0 9 4 11 1 0 8 4 473 367 403 551 432 249 190 207 282 222 224 177 196 269 210
  0-5 ft. 1,488 1,247 2,013 33,329 28,338 724 635 591 16,636 14,167 764 612 1,422 16,693 14,171 1,174 1,056 1,789 33,040 28,099 587 528 453 16,498 14,050 587 528 1,336 16,542 14,049 0 0 8 21 28 0 0 0 0 0 0 0 8 21 28 8 6 4 5 15 3 3 2 2 6 5 3 2 3 9 0 0 0 6 2 0 0 0 1 1 0 0 0 5 1 306 185 212 257 194 134 104 136 135 110 172 81 76 122 84
  6-9 ft. 35,131 61,545 28,081 108 99 17,457 30,745 13,680 8 6 17,674 30,800 14,401 100 93 34,966 61,476 27,993 8 1 17,393 30,738 13,675 3 1 17,573 30,738 14,318 5 0 0 0 1 2 0 0 0 0 0 0 0 0 1 2 0 128 4 0 2 0 56 2 0 1 0 72 2 0 1 0 4 0 0 2 0 2 0 0 1 0 2 0 0 1 0 33 65 87 94 98 6 5 5 3 5 27 60 82 91 93
  10-12 ft. 69 94 2,885 71 64 40 44 1,431 19 23 29 50 1,454 52 41 38 4 2,842 0 3 19 3 1,421 0 2 19 1 1,421 0 1 3 8 1 0 5 1 1 0 0 1 2 7 1 0 4 23 61 11 14 26 15 32 5 6 13 8 29 6 8 13 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 5 21 31 56 30 5 8 5 13 7 0 13 26 43 23
  13-14 ft. 61 22 21 29 19 39 7 12 16 13 22 15 9 13 6 7 0 1 2 2 5 0 0 0 2 2 0 1 2 0 0 0 1 0 1 0 0 1 0 1 0 0 0 0 0 31 7 15 18 12 16 4 8 9 7 15 3 7 9 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 23 15 4 9 4 18 3 3 7 3 5 12 1 2 1
  15-17 ft. 116 92 57 206 232 73 69 41 136 143 43 23 16 70 89 39 3 6 62 119 19 1 3 34 56 20 2 3 28 63 1 6 8 24 36 1 6 8 23 32 0 0 0 1 4 24 39 20 92 51 16 23 12 54 32 8 16 8 38 19 19 0 0 0 0 10 0 0 0 0 9 0 0 0 0 33 44 23 28 26 27 39 18 25 23 6 5 5 3 3
  18-20 ft. 68 51 84 119 117 43 26 51 83 50 25 25 33 36 67 17 28 47 33 38 4 13 23 9 15 13 15 24 24 23 3 2 13 13 42 0 0 12 10 2 3 2 1 3 40 13 8 11 10 8 10 4 7 6 7 3 4 4 4 1 0 0 0 4 1 0 0 0 4 0 0 0 0 0 1 35 13 13 59 28 29 9 9 54 26 6 4 4 5 2
  21-23 ft. 47 75 119 77 93 22 38 62 50 52 25 37 57 27 41 20 59 86 26 38 9 30 43 14 16 11 29 43 12 22 10 6 12 14 17 1 1 1 2 2 9 5 11 12 15 5 3 2 2 0 2 2 1 2 0 3 1 1 0 0 0 0 0 3 4 0 0 0 2 2 0 0 0 1 2 12 7 19 32 34 10 5 17 30 32 2 2 2 2 2
  24-26 ft. 116 97 149 4,256 214 44 28 42 2,098 103 72 69 107 2,158 111 48 49 61 4,168 75 18 14 24 2,078 36 30 35 37 2,090 39 47 38 79 77 123 11 5 9 11 53 36 33 70 66 70 0 0 0 2 0 0 0 0 1 0 0 0 0 1 0 0 1 0 1 1 0 0 0 1 1 0 1 0 0 0 21 9 9 8 15 15 9 9 7 13 6 0 0 1 2
  27-29 ft. 290 311 246 292 275 38 40 26 43 37 252 271 220 249 238 47 56 50 57 60 23 22 17 27 26 24 34 33 30 34 238 249 193 233 213 10 12 6 14 9 228 237 187 219 204 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 6 3 2 2 5 6 3 2 2 0 0 0 0 0
  30-32 ft. 42 73 46 63 50 23 32 16 35 18 19 41 30 28 32 13 27 12 22 14 10 19 8 15 6 3 8 4 7 8 29 44 32 39 35 13 11 6 18 11 16 33 26 21 24 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 2 1 0 2 2 2 1 0 0 0 0 0
  33-35 ft. 55 67 73 58 86 51 56 61 44 77 4 11 12 14 9 13 24 26 10 19 13 19 22 5 14 0 5 4 5 5 42 43 47 48 67 38 37 39 39 63 4 6 8 9 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  36-38 ft. 65 84 79 84 38 64 82 72 78 37 1 2 7 6 1 1 2 3 8 4 1 2 3 6 4 0 0 0 2 0 64 82 76 72 34 63 80 69 68 33 1 2 7 4 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 0 0 0 0 4 0 0 0 0 0 0
  39-40 ft. 9 7 12 21 9 8 7 6 13 9 1 0 6 8 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9 7 12 21 9 8 7 6 13 9 1 0 6 8 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  41 ft. 6 10 7 7 8 6 10 6 7 8 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 6 10 6 7 8 6 10 6 7 8 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  42 ft. 19 18 19 8 12 18 17 17 7 12 1 1 2 1 0 0 0 0 0 3 0 0 0 0 3 0 0 0 0 0 19 18 19 8 9 18 17 17 7 9 1 1 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  43 ft. 16 10 8 17 22 16 10 8 17 22 0 0 0 0 0 0 0 0 0 3 0 0 0 0 3 0 0 0 0 0 16 10 8 17 19 16 10 8 17 19 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  44 ft. 14 16 19 7 27 14 15 19 7 27 0 1 0 0 0 0 2 0 0 1 0 2 0 0 1 0 0 0 0 0 14 14 19 7 26 14 13 19 7 26 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  45 ft. 10 14 21 32 38 9 14 20 32 38 1 0 1 0 0 0 0 0 0 5 0 0 0 0 5 0 0 0 0 0 10 14 21 32 33 9 14 20 32 33 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  46 ft. 18 12 24 31 39 17 12 24 31 39 1 0 0 0 0 1 0 1 0 1 1 0 1 0 1 0 0 0 0 0 17 12 23 31 38 16 12 23 31 38 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  47 ft. 18 24 26 36 31 18 24 26 36 31 0 0 0 0 0 0 1 2 5 6 0 1 2 5 6 0 0 0 0 0 18 23 24 31 25 18 23 24 31 25 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  48 ft. 17 20 27 30 10 17 20 27 30 10 0 0 0 0 0 0 0 2 3 0 0 0 2 3 0 0 0 0 0 0 17 20 25 27 10 17 20 25 27 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  49 ft. 15 45 45 24 13 15 45 45 23 13 0 0 0 1 0 0 1 1 0 1 0 1 1 0 1 0 0 0 0 0 15 44 44 24 12 15 44 44 23 12 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  50 ft. 5 0 0 0 0 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 0 0 0 0 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  51 ft. 7 0 0 0 0 7 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7 0 0 0 0 7 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  52 ft. 15 0 0 0 0 15 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15 0 0 0 0 15 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  53 ft. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  54 ft. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  55 ft. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  56 ft. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  57 ft. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  58 ft. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  59 ft. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  60 ft. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  >60 ft. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0