In A.R.S. Title 48, Chapter 21, Article 1 (§ 48-3601 et seq.,) the Arizona State Legislature has delegated the responsibility to each county flood control district to adopt regulations designed to promote the public health, safety and general welfare of its citizenry.
Click here to view La Paz County Floodplain Management Ordinance 2010-01
La Paz County does not determine your Flood Zone or Flood Maps of any kind. You can check your Flood Zone using FEMA's website.