Data for Puerto Rico and the U.S. Virgin Islands are shown by 6-digit hydrologic unit. NRI maps reflect national patterns rather than site- specific information. An artificial waterway used for irrigation. Noncultivated cropland includes permanent hayland and horticultural cropland. Land that shows evidence of being irrigated during the year of the inventory or during two or more years out of the last four years.
Water is supplied to crops by ditches, pipes, or other conduits.
An impoundment made by excavation or earthfill for biological treatment of animal or other agricultural waste. A flow of water in a channel or bed, as a brook, rivulet, or small river. Please include the Product ID you are inquiring about. If you use our analysis products, please be aware of our disclaimer .