What is a fathom (US survey)?

A US survey fathom is a length unit equal to 6 US survey feet, used mainly for measuring water depths and maritime line lengths.

How many miles (US survey) are in one fathom (US survey)?

One fathom (US survey) equals 0.0011363636 mile (US survey).

Where is this conversion commonly used?

It is used in maritime navigation, hydrographic surveying, historical nautical charts, land surveying, and mapping relying on US survey units.

How to Convert from Fathom (US survey) [fath] to Mile (US survey) [mi]

Learn how to convert measurements from fathom (US survey) to mile (US survey) with this straightforward unit converter. Understand the uses, conversion rate, and contexts where these nautical and surveying units apply.

Fathom (US survey) [fath]

Mile (US survey) [mi]

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Fathom (US survey) [fath] to Mile (US survey) [mi] Conversion Table

Fathom (US survey) [fath]	Mile (US survey) [mi]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Fathom (US survey) [fath] to Mile (US survey) [mi] Conversion Table
Fathom (US survey) [fath]	Mile (US survey) [mi]

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What Is This Tool?

This online converter translates length values from fathom (US survey), a unit commonly used in maritime and hydrographic contexts, into mile (US survey), a surveying unit used for mapping and geodesy. It helps users convert legacy nautical data into larger distance units consistent with US survey standards.

How to Use This Tool?

Enter the value in fathom (US survey) you want to convert
Select fathom (US survey) as the source unit and mile (US survey) as the target unit
Click the convert button to get the equivalent value in miles
Use the results for mapping, surveying, or nautical data interpretation

Key Features

Converts length values from fathom (US survey) to mile (US survey)
Uses precise conversion rates based on US survey definitions
Ideal for maritime, hydrographic, and land surveying applications
Supports reconciling legacy nautical and surveying data
Browser-based tool with simple user interface

Examples

10 fathoms (US survey) equal 0.011363636 miles (US survey)
100 fathoms (US survey) convert to 0.11363636 miles (US survey)

Common Use Cases

Recording water depths and maritime line lengths in nautical charts
Converting hydrographic survey data between legacy and current units
Interpreting distances on historical maps, plats, and engineering records
Legal land and cadastral surveys using US survey units
Working with geodetic control datasets referencing US survey measurements

Tips & Best Practices

Verify the unit type (US survey) before converting to ensure accuracy
Use the tool for legacy or regional consistency rather than modern SI conversions
Cross-check converted data when integrating with international unit datasets
Consider the slight differences from international fathom and mile units in calculations

Limitations

US survey fathom and mile differ slightly from international units
Not suitable for calculations requiring strict SI or international unit compliance
Intended mainly for historical, maritime, or regional surveying contexts

Frequently Asked Questions

What is a fathom (US survey)?: A US survey fathom is a length unit equal to 6 US survey feet, used mainly for measuring water depths and maritime line lengths.
How many miles (US survey) are in one fathom (US survey)?: One fathom (US survey) equals 0.0011363636 mile (US survey).
Where is this conversion commonly used?: It is used in maritime navigation, hydrographic surveying, historical nautical charts, land surveying, and mapping relying on US survey units.

Key Terminology

Fathom (US survey): A legacy non-SI length unit used in nautical contexts equal to 6 US survey feet, primarily for measuring water depths and maritime line lengths.
Mile (US survey): A length unit equal to 5,280 US survey feet used in land surveying and geodetic mapping consistent with historical US survey measurements.
US survey foot: A unit of length defined as exactly 1200/3937 metres, forming the basis for US survey fathoms and miles.

Quick Knowledge Check

What is the primary use of the fathom (US survey)?

Measuring distances on land plots

Recording water depths and maritime line lengths

Measuring heights of buildings

How many US survey feet are in one fathom (US survey)?

5 feet

6 feet

10 feet

What is one mile (US survey) equal to in US survey feet?

5,280 feet

6,000 feet

1,000 feet

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