The number of unauthorized migrants apprehended by U.S. Border Patrol along the U.S. Southwest border has decreased by 74.7% since 2000, according to a Congressional Research Service (CRS) report.
According to the U.S. Border Patrol, there were 1,643,679 illegal alien apprehensions, defined as the arrest of a removable alien, along the Southwest border in fiscal year 2000. The southwest border includes Big Bend, Del Rio, El Centro, El Paso, Laredo, Rio Grande Valley, San Diego, Tucson, and Yuma. Since 2000, the number of apprehensions along this border decreased by 74.7%, totaling 420,789 apprehensions in fiscal year 2013.
In the May 2, 2014 CRS report, Apprehensions of Unauthorized Migrants along the Southwest Border: Fact Sheet, it states, “Southwest border apprehensions began to decline mid-decade, dropping by 8% between FY2005 and FY2006. They fell more rapidly between FY2006 and FY2011, by an average of 14% each year. Since FY2011, apprehensions increased by 26%.”