/industries/oilandgas/b/oil-gas-blog/posts/automatic-gauging-for-onshore-oil-and-gas-small-lease-tanksAuthor: Michael Machuca Manual tank gauging is very prevalent in onshore oil and gas facilities located in the United States. It is viewed as a low-cost, effective solution to manage tank inventory and custody transfer measurements. The API 18.1 staen-USTelligent Community 13