Transfer the hydrological information including all the drainages and water bodies from the hydrological map overlay on to the integrated lithologic-landform -structure map. In addition to above, some of the rivers/streams, major water bodies and metalled roads (including NH & SH) have also to be transferred on the integrated map for control. To avoid the confusion in identification of features, rivers/stream/water bodies have to be drawn in cyan colour and roads in brown colour. All the hydrogeomorphic units occurring in the area have to be listed in the legend following the geological sequence. Then, the groundwater prospects of each hydrogeomorphic unit have to be evaluated by considering the lithological, structural, geomorphological and hydrological information (Figure 8.7). The details of the columns are mentioned in Figure 8.8.