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Sedimentary Basins in India

The sedimentary basins of India, onland and offshore up to the 200 m isobath, have an area extent of about 1.79 million sq. km. So far, 26 basins have been recognized and they have been divided into four categories based on their prospective degree. In the deep waters beyond the 200 m isobath, the sedimentary area has been estimated to be about 1.35 million sq. km. Thus, the total area is 3.14 million sq. km.

Category I: Established Commercial Production

  1. Cambay
  2. Assam Shelf
  3. Mumbai offshore
  4. Krishna Godavari
  5. Cauvery
  6. Assam-Arakan Fold Belt
  7. Rajasthan

Category II: Known Accumulation of Hydrocarbons but no Commercial Production

  1. Kutch
  2. Mahanadi-NEC
  3. Andaman-Nicobar

Category III: Indicated Hydrocarbon

  1. Himalayan Foreland
  2. Ganga
  3. Vindhyan
  4. Saurashtra
  5. Kerala-Konkan-Lakshadweep
  6. Bengal

Category IV: Uncertain Potential

  1. Karewa
  2. Spiti-Zanskar
  3. Satpura-South Rewa-Damodar
  4. Narmada
  5. Decan Syneclise
  6. Bhima-Kaladgi
  7. Cuddapah
  8. Pranhita-Godavar
  9. Bastar
  10. Chhattisgarh

Sedimentary Map of India

sedimentary-map-india

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