Fathoms to US Survey Feet Conversion

  • fathom   ft-us
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Rounding Mode:

The fathom, an intriguing unit of length measurement, is primarily used in nautical contexts to measure water depth. Originally derived from the Old English word “fæðm,” meaning “to embrace,” it represents the span of a person’s outstretched arms, approximately six feet. This makes it a convenient measurement for sailors in the past who used to determine depth using a weighted rope called a “lead line.”

Following centuries of maritime tradition, the fathom remains a vital tool in oceanography and the maritime industry. It’s fascinating to note that it also plays a symbolic role, metaphorically plunging into “fathomless” depths to denote the mysteries of the sea. While modern technology has advanced far beyond lead lines, the fathom remains a cherished part of nautical lexicon.

Did you know?

The US Survey Foot might seem like an unassuming unit, but it’s steeped in the very history of American land measurement. Unlike the International Foot, which is precisely defined as 0.3048 meters, the US Survey Foot is ever-so-slightly longer at approximately 0.3048006 meters. This minuscule difference stems from surveying practices established in the early 19th century and has historically been used for mapping and property delineation across the United States. Integral to the country’s westward expansion, the US Survey Foot played a pivotal role in the division and sale of public lands—underscoring its foundational impact on both real estate and infrastructure.

Despite its historical significance, the US Survey Foot was officially deprecated at the end of 2022, as the US moves towards a unified use of the International Foot for federal geodetic surveys. This transition simplifies engineering and scientific calculations, streamlining US standards with global practices. The legacy of the US Survey Foot, however, serves as a fascinating footnote in the story of American land development, marking an era when precise measurements charted the course of a growing nation.

> Fathoms to US Survey Feet Conversion Table

Fathoms US Survey Feet
0 fathom 0 ft-us
1 fathom 6 ft-us
2 fathom 12 ft-us
3 fathom 18 ft-us
4 fathom 24 ft-us
5 fathom 30 ft-us
6 fathom 36 ft-us
7 fathom 42 ft-us
8 fathom 48 ft-us
9 fathom 54 ft-us
10 fathom 60 ft-us
11 fathom 66 ft-us
12 fathom 72 ft-us
13 fathom 78 ft-us
14 fathom 84 ft-us
15 fathom 90 ft-us
16 fathom 96 ft-us
17 fathom 102 ft-us
18 fathom 108 ft-us
19 fathom 114 ft-us
20 fathom 120 ft-us
21 fathom 126 ft-us
22 fathom 132 ft-us
23 fathom 138 ft-us
24 fathom 144 ft-us
25 fathom 150 ft-us
26 fathom 156 ft-us
27 fathom 162 ft-us
28 fathom 168 ft-us
29 fathom 174 ft-us
30 fathom 180 ft-us
31 fathom 186 ft-us
32 fathom 192 ft-us
33 fathom 198 ft-us
34 fathom 204 ft-us
35 fathom 210 ft-us
36 fathom 216 ft-us
37 fathom 222 ft-us
38 fathom 228 ft-us
39 fathom 234 ft-us
40 fathom 240 ft-us
41 fathom 246 ft-us
42 fathom 252 ft-us
43 fathom 258 ft-us
44 fathom 264 ft-us
45 fathom 270 ft-us
46 fathom 276 ft-us
47 fathom 282 ft-us
48 fathom 288 ft-us
49 fathom 294 ft-us
50 fathom 300 ft-us
51 fathom 306 ft-us
52 fathom 312 ft-us
53 fathom 318 ft-us
54 fathom 324 ft-us
55 fathom 330 ft-us
56 fathom 336 ft-us
57 fathom 342 ft-us
58 fathom 348 ft-us
59 fathom 354 ft-us
60 fathom 360 ft-us
61 fathom 366 ft-us
62 fathom 372 ft-us
63 fathom 378 ft-us
64 fathom 384 ft-us
65 fathom 390 ft-us
66 fathom 396 ft-us
67 fathom 402 ft-us
68 fathom 408 ft-us
69 fathom 414 ft-us
70 fathom 420 ft-us
71 fathom 426 ft-us
72 fathom 432 ft-us
73 fathom 438 ft-us
74 fathom 444 ft-us
75 fathom 450 ft-us
76 fathom 456 ft-us
77 fathom 462 ft-us
78 fathom 468 ft-us
79 fathom 474 ft-us
80 fathom 480 ft-us
81 fathom 486 ft-us
82 fathom 492 ft-us
83 fathom 498 ft-us
84 fathom 503.99899 ft-us
85 fathom 509.99898 ft-us
86 fathom 515.99897 ft-us
87 fathom 521.99896 ft-us
88 fathom 527.99894 ft-us
89 fathom 533.99893 ft-us
90 fathom 539.99892 ft-us
91 fathom 545.99891 ft-us
92 fathom 551.9989 ft-us
93 fathom 557.99888 ft-us
94 fathom 563.99887 ft-us
95 fathom 569.99886 ft-us
96 fathom 575.99885 ft-us
97 fathom 581.99884 ft-us
98 fathom 587.99882 ft-us
99 fathom 593.99881 ft-us
100 fathom 599.9988 ft-us

> Other Conversions

Conversion
Fathoms to Nanometers Go to converter
Fathoms to Micrometers Go to converter
Fathoms to Millimeters Go to converter
Fathoms to Centimeters Go to converter
Fathoms to Decimeters Go to converter
Fathoms to Meters Go to converter
Fathoms to Kilometers Go to converter
Fathoms to Mils Go to converter
Fathoms to Inches Go to converter
Fathoms to Yards Go to converter
Fathoms to Feet Go to converter
Fathoms to Miles Go to converter
Fathoms to Nautical Miles Go to converter
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