Chart Gallery

Reset
  • Irrigation water delivery organizations play important role in conveying water in the western United States
    10/11/2023
    Irrigation water delivery organizations play important role in conveying water in the western United States
  • Survey of Irrigation Organizations (SIO) regions
    10/11/2023
    Survey of Irrigation Organizations (SIO) regions
  • Irrigated agricultural acreage has grown, shifting eastward, while western irrigated acreage has declined
    9/27/2023
    Irrigated agricultural acreage has grown, shifting eastward, while western irrigated acreage has declined
  • Irrigation water delivery organizations play important role in conveying water in the western United States
    9/5/2023
    Irrigation water delivery organizations play important role in conveying water in the western United States
  • Irrigation organizations in Pacific region more likely to trade water with other irrigation organizations
    8/21/2023
    Irrigation organizations in Pacific region more likely to trade water with other irrigation organizations
  • Federal projects provide nearly half of water conveyed by large irrigation water delivery organizations
    8/10/2023
    Federal projects provide nearly half of water conveyed by large irrigation water delivery organizations
  • Drought conditions have improved in much of the Western United States compared with the last two years
    7/19/2023
    Drought conditions have improved in much of the Western United States compared with the last two years
  • Primary role of groundwater management organizations varies
    7/12/2023
    Primary role of groundwater management organizations varies
  • Western States land area experiencing drought (percent)
    6/9/2023
    Western States land area experiencing drought (percent)
  • Alfalfa hay acreage in drought (percent)
    6/9/2023
    Alfalfa hay acreage in drought (percent)
  • Groundwater-only organizations and those also engaged in water delivery each focus on different aspects of groundwater management
    5/22/2023
    Groundwater-only organizations and those also engaged in water delivery each focus on different aspects of groundwater management
  • Groundwater organizations see nitrate contamination as top concern
    5/15/2023
    Groundwater organizations see nitrate contamination as top concern
  • Degraded water quality, declining well capacity affect many groundwater organizations
    4/19/2023
    Degraded water quality, declining well capacity affect many groundwater organizations
  • Drought conditions in Western States in summers of 2021, 2022 were the most intense in 20 years
    9/27/2022
    Drought conditions in Western States in summers of 2021, 2022 were the most intense in 20 years
  • Most formal drought plans for irrigation organizations specify rules for drought-induced water restrictions
    4/6/2022
    Most formal drought plans for irrigation organizations specify rules for drought-induced water restrictions
  • Irrigated cropping patterns in the United States have evolved significantly since 1964
    3/25/2022
    Irrigated cropping patterns in the United States have evolved significantly since 1964
  • Use of surface or groundwater for irrigation depends on regional water availability, legal institutions, and infrastructure investments
    3/14/2022
    Use of surface or groundwater for irrigation depends on regional water availability, legal institutions, and infrastructure investments
  • Use of irrigation systems vary by crop
    3/2/2022
    Use of irrigation systems vary by crop
  • Pumping restrictions were the most common component of irrigation organization drought plans in 2019
    2/22/2022
    Pumping restrictions were the most common component of irrigation organization drought plans in 2019
  • Large organizations deliver 80 percent of off-farm irrigation water
    2/17/2022
    Large organizations deliver 80 percent of off-farm irrigation water
  • Use of decreasing block rate (DBR) electricity pricing is widespread for irrigation customers in the High Plains Aquifer region
    2/7/2022
    Use of decreasing block rate (DBR) electricity pricing is widespread for irrigation customers in the High Plains Aquifer region
  • Per acre water use in irrigated farmland shows a declining trend
    1/19/2022
    Per acre water use in irrigated farmland shows a declining trend
  • Irrigated acreage expanded from 1890 to 2017, while average water use per acre irrigated decreased from 1969 to 2018
    1/12/2022
    Irrigated acreage expanded from 1890 to 2017, while average water use per acre irrigated decreased from 1969 to 2018
  • Irrigated acreage is concentrated in the Western and Southeastern U.S.
    1/12/2022
    Irrigated acreage is concentrated in the Western and Southeastern U.S.
  • Much of the expansion in irrigated acreage between 1949 and 2017 occurred in the Mississippi Delta and Northern Plains regions
    1/12/2022
    Much of the expansion in irrigated acreage between 1949 and 2017 occurred in the Mississippi Delta and Northern Plains regions
  • Between 1964 and 2017, corn and soybeans replaced alfalfa and cotton as the most commonly irrigated crops
    1/12/2022
    Between 1964 and 2017, corn and soybeans replaced alfalfa and cotton as the most commonly irrigated crops
  • Since 1984, the use of pressurized irrigation systems has increased significantly in the 17 Western States
    1/12/2022
    Since 1984, the use of pressurized irrigation systems has increased significantly in the 17 Western States
  • The distribution of U.S. irrigated acreage has shifted eastward since mid-20th century
    1/4/2022
    The distribution of U.S. irrigated acreage has shifted eastward since mid-20th century
  • Irrigation delivery organizations use a variety of methods to calculate on-farm water use
    12/13/2021
    Irrigation delivery organizations use a variety of methods to calculate on-farm water use
  • Large irrigation organizations are most likely to own water storage infrastructure
    11/29/2021
    Large irrigation organizations are most likely to own water storage infrastructure
  • Irrigation Organizations Use Conveyance Infrastructure To Deliver Water to Irrigated Farms and Ranches
    11/8/2021
    Irrigation Organizations Use Conveyance Infrastructure To Deliver Water to Irrigated Farms and Ranches
  • Cost cited as major reason for not lining canals that carry water to farms, ranches in 2019
    11/3/2021
    Cost cited as major reason for not lining canals that carry water to farms, ranches in 2019
  • Use of pressurized irrigation systems in the western United States roughly doubled from 1984 to 2018
    9/13/2021
    Use of pressurized irrigation systems in the western United States roughly doubled from 1984 to 2018
  • U.S. irrigation organizations by primary and secondary functions, 2019
    8/27/2021
    U.S. irrigation organizations by primary and secondary functions, 2019
  • U.S. irrigated farmland acres in gravity and pressurized systems, 17 Western States, 1984-2018
    8/27/2021
    U.S. irrigated farmland acres in gravity and pressurized systems, 17 Western States, 1984-2018
  • U.S. acres of irrigated land by county, 2017
    8/27/2021
    U.S. acres of irrigated land by county, 2017