Drip Irrigation Calculator

Water amount by
Units

Emitters running together on this line or zone.

Assumes one emitter per plant, so run time is set by a single emitter’s flow rate.

Leave blank to skip the weekly total.

The math:

Run time = Water per plant ÷ Emitter flow rate

Run time

1 hr

this session

Water delivered

10 gal

this session

10 GPH total system flow

Weekly total at 2x/week: ~20 gal

Estimate for home garden zones. Not a substitute for professional system design.

Every zone, every minute, every week: your watering worked out, minus the rain. Try the Watering Schedule Builder free

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