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Name & Description: PORTSMOUTH HARBOR, NH- Section Included: From Mouth to Newington, NH, on the west bank of the Piscataqua River. Controlling Depth: Middle half of channel 33.2 feet to upstream limit. Project Depth: 35 feet at mean low water over ledges.
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 3,196 3,177 1,251 1,382 1,347 1,606 2,964 1,026 700 1,078 1,590 213 225 682 269 2,875 2,876 944 1,010 957 1,438 2,798 867 505 879 1,437 78 77 505 78 128 138 134 166 212 65 69 68 84 106 63 69 66 82 106 61 40 37 70 48 31 25 18 37 22 30 15 19 33 26 9 4 17 22 13 4 2 8 13 7 5 2 9 9 6 123 119 119 114 117 68 70 65 61 64 55 49 54 53 53
  0-5 ft. 52 39 41 502 38 8 15 7 240 8 44 24 34 262 30 0 0 0 464 0 0 0 0 232 0 0 0 0 232 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 5 7 0 0 4 0 4 0 0 0 5 3 0 0 4 1 0 7 7 1 0 0 1 0 0 1 0 6 7 1 46 32 34 31 32 8 11 6 8 8 38 21 28 23 24
  6-9 ft. 2,731 2,742 805 433 826 1,363 2,727 794 209 809 1,368 15 11 224 17 2,720 2,720 790 414 802 1,360 2,720 790 207 802 1,360 0 0 207 0 1 1 0 1 0 1 0 0 0 0 0 1 0 1 0 4 2 0 1 3 1 1 0 0 1 3 1 0 1 2 3 3 2 2 3 0 1 1 1 1 3 2 1 1 2 3 16 13 15 18 1 5 3 1 5 2 11 10 14 13
  10-12 ft. 32 26 9 16 21 21 21 4 6 9 11 5 5 10 12 2 0 1 3 2 1 0 1 1 1 1 0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 22 20 3 6 12 14 15 1 2 6 8 5 2 4 6 1 0 0 1 0 0 0 0 0 0 1 0 0 1 0 7 6 5 6 7 6 6 2 3 2 1 0 3 3 5
  13-14 ft. 31 4 11 21 9 20 2 6 11 6 11 2 5 10 3 4 0 3 2 0 3 0 1 1 0 1 0 2 1 0 0 0 2 0 3 0 0 2 0 3 0 0 0 0 0 16 2 3 16 3 9 1 2 8 1 7 1 1 8 2 1 0 0 1 0 1 0 0 1 0 0 0 0 0 0 10 2 3 2 3 7 1 1 1 2 3 1 2 1 1
  15-17 ft. 56 34 36 47 36 35 20 18 28 20 21 14 18 19 16 22 0 2 3 2 11 0 0 2 1 11 0 2 1 1 2 0 4 4 5 1 0 3 1 2 1 0 1 3 3 9 3 16 29 13 4 1 8 16 8 5 2 8 13 5 1 0 0 2 3 1 0 0 2 1 0 0 0 0 2 22 31 14 9 13 18 19 7 7 8 4 12 7 2 5
  18-20 ft. 27 27 45 59 42 11 11 27 35 17 16 16 18 24 25 6 11 6 14 1 1 3 2 5 0 5 8 4 9 1 8 4 5 1 14 3 1 3 1 2 5 3 2 0 12 2 4 14 15 13 1 2 6 8 6 1 2 8 7 7 0 0 6 8 2 0 0 4 8 2 0 0 2 0 0 11 8 14 21 12 6 5 12 13 7 5 3 2 8 5
  21-23 ft. 42 50 66 52 73 20 25 21 25 31 22 25 45 27 42 18 24 38 17 31 4 5 4 3 6 14 19 34 14 25 11 10 11 15 20 4 6 1 4 4 7 4 10 11 16 3 2 1 3 0 2 1 1 3 0 1 1 0 0 0 1 1 1 1 4 1 1 1 1 3 0 0 0 0 1 9 13 15 16 18 9 12 14 14 18 0 1 1 2 0
  24-26 ft. 71 75 77 72 106 28 22 20 15 28 43 53 57 57 78 26 37 30 23 35 5 4 2 4 3 21 33 28 19 32 32 28 30 41 60 12 8 2 3 14 20 20 28 38 46 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13 10 17 8 11 11 10 16 8 11 2 0 1 0 0
  27-29 ft. 48 35 33 44 57 15 8 12 15 21 33 27 21 29 36 20 6 5 9 20 7 3 4 0 5 13 3 1 9 15 26 28 24 30 36 6 4 4 10 15 20 24 20 20 21 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 1 0 0 0 0 0 0 0 1 1 3 5 1 1 1 3 5 1 0 0 0 0 0
  30-32 ft. 22 28 11 27 36 11 9 6 14 29 11 19 5 13 7 6 12 3 9 9 3 5 2 4 8 3 7 1 5 1 15 16 8 18 26 7 4 4 10 20 8 12 4 8 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 0 0 0 1 0 0 0 0 0
  33-35 ft. 67 92 90 91 82 60 79 84 85 81 7 13 6 6 1 48 65 63 49 53 43 57 58 44 53 5 8 5 5 0 19 27 26 41 28 17 22 25 40 27 2 5 1 1 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 1 1 1 0 0 1 1 1 0 0 0 0 0
  36-38 ft. 17 25 26 18 21 14 25 26 17 19 3 0 0 1 2 3 1 2 3 2 0 1 2 2 0 3 0 0 1 2 14 24 24 15 19 14 24 24 15 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
  39-40 ft. 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 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 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  41 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
  42 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
  43 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
  44 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
  45 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
  46 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
  47 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
  48 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
  49 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
  50 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
  51 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
  52 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
  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