ASE BLS CFHUD II CTD DEM District FAS FDCA FDEP FGS IAS/ICU IDW IP/FMNH Kh Kv L LFA LIDAR MFCU MSL RMS ROMP S SAS SWFWMD SY T UFA USGS Y ABBREVIATIONS, ACRONYMS AND CONVERSIONS average standard error below land surface Second Ad Hoc Committee on Florida Hydrostratigraphic Unit Definitions closed topographic depression digital elevation model Southwest Florida Water Management District Floridan aquifer system Florida Department of Community Affairs Florida Department of Environmental Protection Florida Geological Survey intermediate aquifer system/intermediate confining unit inverse distance weighted Invertebrate Paleontology, Florida Museum of Natural History horizontal hydraulic conductivity vertical hydraulic conductivity leakance Lower Floridan aquifer light detection and ranging Middle Floridan confining unit mean sea level root mean squared Regional Observation and Monitor Well Program storativity surficial aquifer system Southwest Florida Water Management District specific yield transmissivity Upper Floridan aquifer United States Geological Survey approximately gamma Multiply 11 By 11 To obtain cubic foot (ft3) 0.0283 cubic meter (m3) foot (ft) 10.305 meter (m) foot per day (ft/d) 3.53x10-4 centimeter/second (cm/s) foot squared per day (ft2/d) 0.0929 meter squared per day (m2/d) gallon (gal) 3.79x10-3 cubic meter (m3) gallon (gal) 113.79 liter (L) gallon per minute (gal/min) 6.32x10-5 cubic meter per second (m3/s) inch (in) 25.4 millimeter (mm) mile (mi) 1.609 kilometer (km)