![]() In 2004, EQD created the Groundwater Contamination Risk Management GIS using ArcGIS software. ![]() Prior to implementing GIS, EQD well permit application reviews depended on hard-copy information contained in paper maps, publications, and other reference materials. Well location and construction information for each well permit, including real estate parcel, street address, casing diameter, casing depth, and total well depth, are maintained in this database. Well permit information is managed using EQD’s Wellhead Information Management System, a custom, web-based application that interfaces with ArcSDE in a Microsoft SQL database. Last year, EQD processed more than 1,200 well permit applications for wells serving a variety of purposes including domestic potable, irrigation, geothermal, industrial, environmental monitoring, and limited use public supply wells. ![]() Since 1978, EQD has issued water well construction permits in Duval County under a cooperative agreement with the St. The Environmental Quality Division (EQD) of the City of Jacksonville, Florida, which issues water well construction permits, needed more timely access to accurate aquifer elevation information than was afforded by hard-copy maps. Ground surface elevations (feet NGVD) for Jacksonville, Duval County, Florida Providing valuable groundwater aquifer information
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