How to convert fathoms to feet (US survey)
1 fathom is equal to 5.999988 feet (US survey), and 1 foot (us survey) is equal to 0.166667 fathoms. To convert, multiply by the conversion factor:
feet (US survey) = fathoms × 5.999988
feet (US survey) = fathoms ÷ 0.166667Example: convert 15 ftm to ft (US): 15 × 5.999988 = 89.99982 ft (US).
Fathom to Foot (US Survey) conversion table
| Fathom (ftm) | Foot (US Survey) (ft (US)) |
|---|---|
| 0.01 ftm | 0.05999988 ft (US) |
| 0.1 ftm | 0.5999988 ft (US) |
| 1 ftm | 5.999988 ft (US) |
| 2 ftm | 11.999976 ft (US) |
| 3 ftm | 17.999964 ft (US) |
| 5 ftm | 29.99994 ft (US) |
| 10 ftm | 59.99988 ft (US) |
| 20 ftm | 119.99976 ft (US) |
| 50 ftm | 299.9994 ft (US) |
| 100 ftm | 599.9988 ft (US) |
| 250 ftm | 1,499.997 ft (US) |
| 500 ftm | 2,999.994 ft (US) |
| 1,000 ftm | 5,999.988 ft (US) |
About the fathom
The fathom is 6 feet (1.8288 m). It's used to measure the depth of water on nautical charts and fishing lines.
Symbol: ftm · 1 ftm = 1.8288 m · Category: Imperial & US customary
About the foot (us survey)
The US survey foot is exactly 1200/3937 m (about 0.3048006 m), two parts per million longer than the international foot. It was officially retired at the end of 2022 but remains in older land records and state plane coordinates.
Symbol: ft (US) · 1 ft (US) = 0.3048006096 m · Category: US survey units