Polk County Water Atlas

Home Explore Alafia River Watershed

Alafia River Watershed

Alafia River Watershed



This section includes information about the geography and land use within the watershed, including the historical and current forms of land use.

Loading interactive map...

Map Legend

Water Quality sampling site
Hydrology sampling site
Closest Rainfall site
Rainfall sampling site
Multi-type sampling site
Other sampling site


Loading an interactive chart...

Source(s): U.S. Department of Commerce

The following information illustrates the change in population within the watershed during the past few decades.

Total Population within each Watershed from 1970-2010
Watershed 1970 1980 1990 2000 2010  
Alafia River Watershed NO DATA 24,409 38,778 59,488 71,425 Graph
Hillsborough River Watershed NO DATA 36,448 51,277 73,159 92,256 Graph
Kissimmee River - Above Lake Hatchineha Watershed NO DATA 25,974 28,836 60,974 111,927 Graph
Kissimmee River - Below Lake Hatchineha Watershed NO DATA 20,077 23,876 29,130 32,243 Graph
Palatlakaha River Watershed NO DATA 3,874 5,232 6,648 22,719 Graph
Peace River - Lower Peace River Watershed NO DATA 27,721 28,495 29,169 32,460 Graph
Peace River - Peace Creek Canal Watershed NO DATA 76,510 97,848 110,924 129,949 Graph
Peace River - Saddle Creek Watershed NO DATA 95,146 111,093 126,896 145,299 Graph
Withlacoochee River Watershed NO DATA 11,078 19,792 31,947 32,206 Graph
Totals for All Watershed Areas 0 321,237 405,227 528,335 670,484  

Source(s): U.S. Department of Commerce

    (Statistics shown are only for the watershed area within the boundary of this Water Atlas)

    Return to Top

    Land Acquisition and Protection

    The Florida Natural Areas Inventory is the primary source for information on Florida's conservation lands. The Inventory database includes boundaries and statistics for more than 1,400 federal, state, local, and private managed areas, all provided directly by the managing agencies. National parks, state forests, wildlife management areas, local and private preserves are examples of the managed areas included.

    4% of the land area within the Alafia River Watershed is under protection.

    The amount of protected land under federal, state, local, and private ownership
    Ownership Area (square miles)
    Local 2.31
    Private 0.15
    State 4.26
    Source: Florida Natural Areas Inventory
      Return to Top

      Land Use / Land Cover

      Land Cover categorizes the land in terms of the observed physical surface characteristics. For example, while the land use may be classified as agricultural, the land cover may be classified as upland or wetland. Learn more about land use and land cover »

      Interactive Land Use Viewer

      The interactive map shown below demonstrates how the use of land within and around Alafia River Watershed has changed over time. Use the slider control at the top left of the map to change the year displayed. Use the visibility slider at the top right to change the opacity of the land use layer.

      Loading interactive land use viewer...

      Land Use Legend

      • Urban & Built-up
      • Agriculture
      • Rangeland
      • Upland Forests
      • Water
      • Wetlands
      • Barren Land
      • Utilities
      • Watershed Boundary
      Acreage and Percentage within each Land Use / Land Cover Category for Alafia River Watershed
      Year Urban & Built-up Agriculture Rangeland Upland Forests Water Wetlands Barren Land Transportation and Utilities
      Acres% Acres% Acres% Acres% Acres% Acres% Acres% Acres%
      201496,2276811,53781,44716,21945,875416,83612233< 12,4302
      2009101,3317212,76591,332< 15,49244,688313,06393702,0962
      199980,895766,52661,73323,80342,63428,0028281< 11,8522
      199577,515737,99282,30024,19742,47829,3799144< 11,7202

      Source(s): SWFWMD 2004 Land-Use and Land-Cover, SJRWMD 2004 Land-Use and Land-Cover

        Loading an interactive chart...
        Return to Top
        An Edition of wateratlas.org

        The USF Water Institute is committed to ensuring that our websites conform with Accessibility Support guidelines for people who need to use assistive technologies. We are continually improving the user experience for everyone, and applying the relevant accessibility standards. View our Accessibility Statement for more information.