Table 40

Table 40. Classification of Sodium Hazard of Water Based on SAR Values.

SAR Values Sodium Hazard of Water Comments

1-10

Low

Use on sodium sensitive crop such as avocados must be cautioned.

10-18

Medium

Gypsum and leaching needed.

18-26

High

Generally unsuitable for continuous use.

26

Very High

Generally unsuitable for use.

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SAR Values	Sodium Hazard of Water	Comments
1-10	Low	Use on sodium sensitive crop such as avocados must be cautioned.
10-18	Medium	Gypsum and leaching needed.
18-26	High	Generally unsuitable for continuous use.
26	Very High	Generally unsuitable for use.