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Bleach for well disinfection
This Chart is a guide to amount of Chlorine for well disinfection. Don't use scented blech.
Amount of 4-6% strength bleach to use for well disinfection:
|
Well Depth in Feet |
Well Diameter in Inches |
|
|
2" |
4" |
5" |
6" |
|
20' |
1 cup |
1 cup |
1 cup |
1 cup |
|
30' |
1 cup |
1 cup |
1 cup |
2 cups |
|
40' |
1 cup |
1 cup |
2 cups |
2 cups |
|
50' |
1 cup |
2 cups |
2 cups |
3 cups |
|
80' |
1 cup |
2 cups |
1 qts |
1 qts |
|
100' |
1 cup |
3 cups |
1 qts |
1.5 qts |
|
150' |
2 cups |
1 qt |
2 qts |
2.5 qts |
|
200' |
3 cups |
1.5 qts |
2.5 qts |
3 qts |
Conversions: 8 oz = 1 cup; 16
oz = 1 pint = 2 cups; 24 oz = 3 cups;
32 oz = 2 pints =1 quart (qt); 48 oz = 3 pints= 1.5 quarts
The bleach should be diluted with 10 parts water. For example, dilute
1 cup of bleach with 10 cups of water before pouring it into your well.
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