Calculate Your Water Catchment
1mm of rain failling on 1m2 of roof area gives you 1 litre in your tank.
Guidelines for Some Typical Applications
APPLICATION |
GALLON |
LITRES |
One (1) Person |
50/day |
250/day |
Two (2) People |
80/day |
360/day |
Three (3) People |
145/day |
435/day |
Shower |
200/hr |
15/min |
Fill Bath |
30 |
140 |
Flush Toilet |
1 to 3 |
5 to 15 |
Sprinklers |
180/hr |
14/min |
½" Tap @ 20psi |
600/hr |
45/min |
¾" Tap @ 20psi |
1000/hr |
75/min |
Cattle Per Day |
10 to 20 |
45 to 90 |
Milking Cows |
30 to 40 |
135 to 180 |
Sheep/Pigs |
1 to 2 |
4 to 9 |
