Marine Science Affairs 



velopment of the Outer Continental Shelf (OCS)^ have steadily grown as 

 shown in Figure VII-1. To illustrate their importance, the $1.7 billion 

 bonus payments received from three OCS lease sales over an 11 -month 



Figure VII-1 — ^Comparative Federal Revenue from Onshore and Outer 

 Continental Shelf Oil, Gas, and Minerals 



Million Dollars 

 1,500 



900 



600 



300 



1956 '57 



INCLUDES ALL INCOME - BONUSES. RENTALS, AND ROYALTIES 

 SOURCE. DEPARTMENT OF INTERIOR 



period in 1967-68 slightly exceed the total revenue received from the sale 

 and production of onshore mineral leases since the mineral leasing program 

 began in 1920.^ Table VII-1 depicts the value of marine mineral production 

 along the U.S. coast. 



* The Continental Shelf covers approximately 860,000 square miles, one-third 

 of our present land area. The Outer Continental Shelf is that portion of the Shelf 

 beyond 3 miles from the coast, except along the Gulf coasts of Florida and Texas, 

 where it is defined as the area beyond 3 marine leagues. 



^ Appendix H of "Marine Science Affairs — A Year of Plans and Progress" presents 

 detailed statistics on oil and gas extraction on the U.S. Outer Continental Shelf in 

 recent years. 



104 



