UPDATE – 4:01 p.m.

All emergency personnel and responders have cleared the scene of the gas leak. All residents have returned to their homes.

UPDATE – 2:03 p.m.

North Hays County Fire Rescue Chief Scott Collard said two chlorine gas cylinders that had been leaking have now been stopped by the Haz-Mat team. No word at this time when nearby homeowners will be allowed to return to their residences.

EARLIER

Emergency officials have shut down the 2400 block of LaVentana Parkway in Driftwood...