One inch of rain over an acre of land is equal to a substantial amount of water.
Based on the provided reference, an inch of rainfall over an acre equates to:
- 3,630 cubic feet of water.
This is calculated based on the fact that an acre contains 43,560 square feet. Therefore, one inch of rain over this area means 6,272,640 cubic inches of water, which is the same as 3,630 cubic feet.