LIST OF TABLES 

 Table Page 



1 Definition of the Cause and Effect of the Impact Cycle .... 3 



2 Standard Subprojects for Use in Impact Assessment of 

 OCS-Related Primary and Secondary Development 5 



3 Terms Used for OCS-Related Construction Activities in 



the Selective Assessment Method 7 



4 Terms Used for OCS-Related Operation Activities in 



the Selective Assessment Method 7 



5 A Framework for Ecological Impact Assessment 9 



6 Projects in Volume I Organized into Project Groups for 



Purposes of this Volume 19 



7 Possible Local Effects on Water Quality Caused by Discharges 



from One Platform in an OCS Lease Area 22 



8 Potential Oil Spill During the Life of an Oil Field 26 



9 Effluent Limitations for Ballast Water in Pounds/Million 

 Gallons of Flow (Using Best Available Technology 



Economically Applied) 33 



10 Estimated Quantities of Materials Needed for a Rig 



that Drills Four, 15,000-foot Wells per Year 39 



n Raw Materials Required per Mile of Pipe Corrosion 



Protection Coating 47 



12 Raw Materials Required per Mile of Pipe Concrete Coating ... 47 



13 Water Consumption Estimated for Several Refineries 58 



14 Sources and Composition of Refinery Solid Wastes 59 



15 Water Pollution Loads for a Typical 100,000 Barrel per 

 Day Integrated Refinery at Two Different Levels of 



Treatment 61 



16 Estimated Water Requirements for a Representative 

 Petrochemical Complex 66 



XV 



