Well Calculator

Well

Volumes
Annulus
Annulus
Annulus
Inside Casing
Borehole
Static Water
Water Column
Water in Casing
Cement / Bentonite
Seal Volume
Seal Volume
Cement (94 lb)
Bentonite Chips (50 lb)
Cement
Bentonite
Assumes one 94 lb bag of cement yields 1.00 ft³ and two 50 lb bags of bentonite chips fill 1.00 ft³.
Sand / Gravel Pack

Sand Pack

Sand
Sand

Gravel Pack

Feet of Gravel
Gravel
Gravel
Tons Needed
Gravel feet are calculated automatically as total depth minus feet of seal minus feet of sand. Default gravel conversion is 1.35 tons/yd³; change it when the supplier gives a different value.
Casing Details
Casing Type
Actual OD
Wall Thickness
Casing ID
Weight / ft
Total Casing Weight
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Help / Install

Install on iPhone / iPad

1. Open this page in Safari.
2. Tap the Share button.
3. Select Add to Home Screen.
4. Tap Add.
Once installed and opened, the calculator can be used offline.
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well calculator v5.10
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