31. Downtown Humble is located on a salt dome . 32. While most of the island is flat lying, the salt domes stand out clearly on satellite. 33. Located on the mainland, High Island's name comes from the large salt dome under the area. 34. The SPR holds 591 . 7 million barrels of oil in Texas and Louisiana salt domes . 35. Oil drillers looking for another Spindletop particularly sought out other salt domes , and were often successful. 36. This one is not in salt domes . 37. There are several hundred salt domes in the state; one of the most familiar is Avery Island. 38. The formation of a salt dome begins with the deposition of salt in a restricted marine basin. 39. The potential of oil beneath deep ocean salt domes remains an important avenue for commercial development today. 40. Salt domes are also found in Louisiana.
