EIA estimates that between 2014 and 2017 natural gas processing capacity and processing throughput increased by around 5%, even as the number of individual plants reduced. Natural gas processing plant utilization rates stayed still at 66% from 2014 to 2017, but numerous states saw significant changes, largely reflecting changes in natural gas production across regions.
As of the end of 2017, 510 active natural gas processing plants were operating in the Lower 48 states with an overall processing...
https://safety4sea.com/eia-us-natural-gas-processing-plant-capacity-increases/