11. An acre foot is enough to flood one acre ( 0.4 hectare ) of land one foot ( 0.30 meter ) deep. 12. An acre foot of water is the amount needed to cover an acre to a depth of a foot, or 325, 851 gallons. 13. An acre foot is enough to cover an 1 acre ( 0.4 hectares ) of land in water a foot ( 0.3 meters ) deep. 14. An acre foot is enough to flood one acre ( 0 . 4 hectare ) of land one foot ( 0 . 30 meter ) deep. 15. While the state sells water from the Rio Grande for about 17 cents an acre foot , Holcomb said he had to pay $ 10 an acre foot. 16. While the state sells water from the Rio Grande for about 17 cents an acre foot, Holcomb said he had to pay $ 10 an acre foot . 17. About 2, 000 acre feet of water ( one acre foot is 326, 000 gallons ) for snow making compared with about 10 million acre feet for irrigation. 18. An acre foot is enough to cover an 1 acre ( 0 . 4 hectares ) of land in water a foot ( 0 . 3 meters ) deep. 19. Water, which sold for $ 10 to $ 15 per acre foot in the early'90s, reached a peak of $ 75 to more than $ 100 per acre foot. 20. Water, which sold for $ 10 to $ 15 per acre foot in the early'90s, reached a peak of $ 75 to more than $ 100 per acre foot .