Table 10. (Concluded). 



Facility 



Pollutants/economic requirements 



Platfonn fabrication yards 

 Environmental 

 Air emissions 



Wastewater 

 Noise 

 Oil and gas processing facilities 

 Environmental 

 Air emissions 



Wastewater 



Noise 



Sol id wastes 



Economic base 

 Labor 

 Wages 

 Capital investment 



Sand and metal dust, concrete and cement 

 dust, nitrogen oxide, sulfur oxide, hydro- 

 carbons, organic compounds 



Heavy metals, chemicals, particulates 



Up to 100 dBA^ on a 24-hour basis 



Carbon monoxide, hydrocarbons, hydrogen 

 sulfide, nitrogen oxides, particulates, 

 sul fur oxide 



Oil and grease, heavy metals, phenols, 

 halogens, chromium, sulfuric acid, phos- 

 phates, chlorine, zinc 



Up to 100 dBA^ on a 24-hour basis 



Scale and sludge, oil absorbants, spent 

 desiccants 



50-60 jobs 



$750,000-$l,000,000/year 

 $50 million-$100 million 



Measure of the intensity of sound. 



158 



