POLLUTION LOCATOR| Animal Waste|State Report

Animal Waste Report: IOWA
 


 
  • Rankings: Animal Waste
    States with Least Waste Percentile States with Most Waste
    0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%

    Total animal waste:
    Hog waste:
    Cattle waste:
    Poultry waste:
    Sheep waste:
    Nitrogen in waste:
    Nitrogen lost to atmosphere:
    Phosphorus in waste:

    Rank states or counties by amount of animal waste produced

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  • 1997 Animal Waste Summary
    Animal Type Number of Head Amount of Waste (tons/yr) Volume of Waste (gallons/yr) Amount of Nitrogen in Waste(pounds/yr) Nitogen Lost to Atmosphere (pounds/yr) Amount of Phosphorous in Waste (pounds/yr)
    Hogs 14,651,919 28,000,000 6,800,000,000 340,000,000 240,000,000 110,000,000
    Cattle 3,647,129 23,000,000 5,600,000,000 260,000,000 150,000,000 64,000,000
    Poultry 3,661,079 280,000 68,000,000 7,600,000 3,400,000 3,000,000
    Sheep 265,305 110,000 25,000,000 2,200,000 1,600,000 460,000
    Total Animal 22,225,432 51,000,000 12,000,000,000 610,000,000 400,000,000 180,000,000

    *Note: State totals are compiled using 1997 Census of Agriculture data, the most recent available data for this state. Please see a discussion of the limitations of animal waste data for more details.
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  • Animal Waste Trends
    Animal Type Percentage Change in Animal Waste
    Hogs Increased by 13% from 1987 to 1997
    Cattle Decreased by 13% from 1987 to 1997
    Poultry Decreased by 42% from 1987 to 1997
    Sheep Decreased by 39% from 1987 to 1997
    Total Animal Decreased by 1% from 1987 to 1997
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    Email EPA and the U.S. Department of Agriculture
    Join an online discussion about agricultural pollution


    Email a Scorecard Community Report to a friend
    Network with environmental groups
    Learn how to use Scorecard to find out about toxics in your community


    Contribute to Environmental Defense
    Volunteer with environmental groups in your community

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  • Links

    See EPA's Index of Watershed Indicators for this area (evaluates the current condition and vulnerability of aquatic resources.)

    See the Factory Farm Project report for this state.

    See the Iowa Chapter of the NRDC Report on America's Factory Farms

    See the ELI Almanac of Enforceable Iowa State Laws to Control Nonpoint Source Water Pollution

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