Injection Disposal Well FAQ: Texas is the nation’s number one oil and gas producer with more than 216,000 active oil and gas wells statewide. Injection and saltwater disposal wells are also located statewide to safely dispose of the produced water and frac fluid from these oil and gas wells. Texas has more than 50,000 permitted oil and gas injection and disposal wells.
Source: Texas Railroad Commission: http://www.rrc.state.tx.us/about/faqs/saltwaterwells.php
Interactive Map from the Texas Tribune: http://www.texastribune.org/series/water-for-fracking/map/