1. Date: 7 August 2007 Time: 09.00 to 10.30 hrs. Venue: BIRDS Training Center, Muthyalapadu Topic: Geology Faculty: Dr. S. V. Govardhan Das International Learning Workshop on Demand-side Management of Groundwater 30 July - 10 August 2007

4. Stratigraphy of Cuddapah Basin Source: William King

5. GroupFormations Thickness in M. Rock Type Kurnool Group Nandyal Shale15-100Shale Koilakuntla Limestone 15-50Limestone Panyam Quartzite10-35Quartzite Auk Shale10-15Shale - Okar Narji Limestone100-200Limestone Banaganapalli Quartzite 10-50 Conglomerate, Quartzite ------------------- Unconformity-------------

6. Nallamalai Group Srisailam Quartzite 300Quartzite & Shale ---------------------- Unconformity ----------------- Cumbum (Pullampet) 2000 Phylite,Quartzite, Dolamite, Shale&Quartzite Bairenkonda (Nagari) Quartzite 1500 Bairenkonda Quartzite & Shale 4000 Nagari Quartzite, Shale, Intrusives. ------------------------- Angular Unconformit ------------------------ GroupFormations Thickness in M. Rock Type

7. Chitravathi Group Gandikota Quartzite 300 Quartzite & Shale Tadiparthi Rocks4600 Shale, Ash falls Pulivendula Quartzite 1 - 75 Quartzite, Dolamite intrusives, Conglomerate -------------------- Dis Unconformity ------------------- GroupFormations Thicknes s in M. Rock Type

8. Vempalli Group Papagni Group1900 Stomatolitic Dolamite, Dolamite Mud Stone, Breckia, Basic Flows & Quartzite. Gulcheruvu Rocks28 - 210 Conglomerate, Arkose, Quartzite & Shale -------------------- Eparchaean Unconformity -------------- ------------------ Archaeans -------- GroupFormations Thicknes s in M. Rock Type