A letter from Texas Parks & Wildlife Department (TPWD) officials to Wimberley engineering consultants indicates the city’s change of scope for its wastewater plant might not be doing enough to protect the environment.

The 14-page letter comes just a month before the Texas Water Development Board (TWDB) is projected to make a decision on the city’s change of scope for its wastewater project, which includes a crucial $5.5 million grant to fund the facility.

But the installation of a ...