New data presented by an area water watchdog group shows potential negative impacts to the Trinity Aquifer could be a result of a Houston-based firm’s water production permit.

Those worries were brought up during a June 27 public forum in Driftwood where the Trinity Edwards Springs Protection Agency (TESPA) and local elected leaders presented the threat of Electro Purification’s (EP) proposed permit, which aims to pump close to 1 billion gallons per year.

The permit, which equates to...