Rijk Morawe, the chief of natural and cultural resources management at Organ Pipe Cactus National Monument, displays a USGS study of the hydrogeology of the Quitobaquito Springs and La Abra Plain area on March 28, 2021. The wells tapped for border wall construction are outside the spring’s recharge area, he says, and are not the reason flow rates are down. (Photo by Isaac Stone Simonelli/Cronkite Borderlands Project)