Phoenix Quadrangle Hydrogeological Atlas

This digital image was produced in the Summer of 2011 from the original map held by the Maryland Geological Survey (MGS). We are indebted to the MGS staff for helping us make this map available.Quadrangle Atlas No. 22. Includes Sheets: Map 1. Slope of the Land Surface (SLOPE). Map 2. Depth to the Water Table (WT). Map 3. Availability of Ground Water (GW). Map 4. Geohydrologic Constraints on Septic Systems (SS). Map 5. Locations of Wells and Springs (WS)