The data shows the distribution of water releases based on the sector among some 21,629 facilities in the U.S. in 2016. During this year, about 16% of water releases were from the primary metals industry. Nitrate compounds are common water releases as they are soluble in water and often form during wastewater treatment processes.
Food | 33 |
Primary metals | 16 |
Chemicals | 14 |
Petroleum | 13 |
Paper | 8 |
All others | 16 |