BrendanGibbons_SAWSsmoke1_082919

A plume of smoke rises from a broken sewer clean-out cap as the San Antonio Water System conducts smoke testing over the Edwards Aquifer Recharge Zone.

A plume of smoke rises from a broken sewer clean-out cap as the San Antonio Water System conducts smoke testing over the Edwards Aquifer Recharge Zone. Credit: Brendan Gibbons / San Antonio Report

A plume of smoke rises from a broken sewer clean-out cap as the San Antonio Water System conducts smoke testing over the Edwards Aquifer Recharge Zone.