Annual Rainwater Yield (in gallons) for various roof sizes and amounts of rainfall
Table 1.0
Annual Rainfall Yield in Gallons for Various Roof Sizes and Rainfall Amounts
20 24 28 32 36 40 44 48 52
1000 11236 13483 15730 17978 20225 22472 24719 26966 29214
1100 12360 14832 17303 19775 22247 24719 27191 29663 32135
1200 13483 16180 18876 21573 24270 26966 29663 32360 35056
1300 14607 17528 20450 23371 26292 29214 32135 35056 37978
1400 15730 18876 22023 25169 28315 31461 34607 37753 40899
1500 16854 20225 23596 26966 30337 33708 37079 40450 43820
1600 17978 21573 25169 28764 32360 35955 39551 43146 46742
1700 19101 22921 26742 30562 34382 38202 42023 45843 49663
1800 20225 24270 28315 32360 36405 40450 44495 48540 52584
1900 21348 25618 29888 34157 38427 42697 46966 51236 55506
2000 22472 26966 31461 35955 40450 44944 49438 53933 58427
2100 23596 28315 33034 37753 42472 47191 51910 56629 61349
2200 24719 29663 34607 39551 44495 49438 54382 59326 64270
2300 25843 31011 36180 41348 46517 51686 56854 62023 67191
2400 26966 32360 37753 43146 48540 53933 59326 64719 70113
2500 28090 33708 39326 44944 50562 56180 61798 67416 73034