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Salinity Conversion Table

Conversion table for salinity in parts per thousand (ppt) to specific gravity (sg) combined with temperature variation.
Approximate salinity, in parts per thousand, for the hydrometer reading at the indicated temperature.
Courtesy of Ron Shimek, reproduced with permission.
Temperature Specific Gravity
Fahrenheit Celsius 1.020 1.021 1.022 1.023 1.024 1.025 1.026 1.027
74.0 23.3 28.0 29.3 30.6 31.9 33.3 34.6 35.9 37.2
75.0 23.9 28.2 29.5 30.8 32.1 33.5 34.8 36.1 37.4
76.0 24.4 28.4 29.7 31.0 32.3 33.7 35.0 36.3 37.6
77.0 25.0 28.6 29.9 31.2 32.5 33.9 35.2 36.5 37.8
78.0 25.6 28.8 30.1 31.4 32.7 34.1 35.4 36.7 38.0
79.0 26.1 29.0 30.3 31.6 32.9 34.3 35.6 36.9 38.2
80.0 26.7 29.2 30.5 31.8 33.2 34.5 35.8 37.1 38.5
81.0 27.2 29.4 30.7 32.0 33.4 34.7 36.0 37.4 38.7
82.0 27.8 29.6 30.9 32.3 33.6 34.9 36.3 37.6 38.9
83.0 28.3 29.8 31.2 32.5 33.8 35.2 36.5 37.8 39.2
84.0 28.9 30.1 31.4 32.7 34.1 35.4 36.7 38.1 39.4
85.0 29.4 30.3 31.6 33.0 34.3 35.6 36.9 38.3 39.6
86.0 30.0 30.5 31.8 33.2 34.5 35.8 37.2 38.5 39.8
87.0 30.6 30.8 32.1 33.4 34.8 36.1 37.4 38.8 40.1
Created by liquid
Last modified 2006-11-23 04:56
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