Opponents of the Guajolote Ranch development allege the Texas Commission on Environmental Quality (TCEQ) exceeded its authority and violated constitutional provisions by approving a controversial wastewater permit last month, according to a motion for rehearing filed Monday.

Texas State Sen. Donna Campbell is urging state environmental regulators to deny a wastewater discharge permit tied to the controversial Guajolote Ranch development, a proposed 2,900-home Lennar project planned for northwest Bexar County.

Texas Sen. Donna Campbell (R-New Braunfels) sent a letter of opposition to the Texas Commission on Environmental Quality (TCEQ) regarding a recently approved controversial wastewater permit.

The Texas Commission on Environmental Quality (TCEQ) approved the permit for a controversial wastewater facility in northwest Bexar County, as part of a development project known as Guajolote Ranch.

The Texas Commission on Environmental Quality (TCEQ) approved the permit for a controversial wastewater facility in northwest Bexar County, as part of a development project known as Guajolote Ranch.

Concerns are mounting over a proposed wastewater treatment plant at the Guajolote Ranch development in northwest Bexar County.

Bexar County leaders are voicing concerns on the controversial Guajolote Ranch development proposed for northwest Bexar County.

Two San Antonio city councilwomen got their first look Tuesday of the site of a controversial housing development that borders their districts in northwest Bexar County.

Debi Segovia said she moved to Wilson County two decades ago to get away. Now, she’s worried the fresh air and clean water that were once selling points will soon be stripped away.

Some Spring Branch residents say their tap water has been discolored for nearly a month, with shades ranging from yellow to brown. Despite the murky appearance, residents remain frustrated as officials say the water is safe to drink.

The future of a wastewater permit for the controversial Guajolote Ranch development in northwest Bexar County is in the hands of the Texas Commission on Environmental Quality (TCEQ).

A bipartisan group of state lawmakers from the Bexar County area penned a letter to the Texas Commission on Environmental Quality (TCEQ) this week, rejecting a wastewater permit for the Guajolote Ranch development.

The Comfort community is just finding out about a proposed development that could come to their community if the TCEQ approves a waste water plant along Highway 87.

A northwest Bexar County neighborhood group claims the developer of the contentious Guajolote Ranch development is illegally cutting legacy live oak trees on private property.

What started as a KSAT story investigating brown water in two Wilson County neighborhoods has since concluded in the creation of two new state laws.

State administrative law judges recommended that the Texas Commission on Environmental Quality (TCEQ) approve a wastewater permit for the controversial Guajolote Ranch development by Florida-based Lennar Corp. in northwest Bexar County. However, the decision is not final and could lead to further legal battles.

Six months ago, KSAT began reporting on dirty, undrinkable water in several Floresville-area neighborhoods. Multiple bills filed by a state Senator, if passed, could bring meaningful change.

TCEQ's Office of Public Interest Counsel has officially recommended denying a wastewater permit for a Florida-based corporation planning to develop nearly 3,000 homes and a wastewater plant in northwest Bexar County.

For four months KSAT has been looking into private water company CSWR that owns water wells in the Floresville area, producing brown and overly chlorinated water. They're trying to raise rates again and customers across Texas are protesting.

Local leaders and northwest Bexar County residents met on Sunday ahead of a legal proceeding over whether or not a company should get a wastewater permit for a project just outside Helotes.

A statewide competition promoting environmental protection has reached the semifinals. Four of the six contestants are from San Antonio.

Neighbors in the Floresville area are continuing their battle with the private company that owns their water wells.

After a previous denial in August, the City of Grey Forest earned a victory Thursday when the state allowed the city to contest a homebuilder’s wastewater permit.

Residents near Floresville say their water woes persist despite a company's efforts to improve conditions at private wells.

A damaged sewer main prompted the spill, which dumped an estimated 50,000 gallons of domestic wastewater, potentially affecting the nearby Zarzamora Creek, according to a notice from the Texas Commission on Environmental Quality (TCEQ).

The San Antonio Metropolitan Health District, the Greater Edwards Aquifer Alliance and northwest Bexar County landowner Ann Toepperwein persuaded the Texas Commission on Environmental Quality to grant a contested case hearing on the proposed Guajolote Ranch development.

The Texas Commission on Environmental Quality is set to hear the request for a waste water treatment plant permit that's been causing concerns among property owners near Grey Forest and environmental groups.

The City of San Antonio, San Antonio Water System and more than 80 parties are joining the effort to stop the Texas Commission on Environmental Quality from allowing wastewater to be dumped into a local creek.

Residents and organizations in the Grey Forest area are expressing concerns over the potential pollution risks associated with approving a wastewater permit by the Texas Commission on Environmental Quality.

Smoke, Saharan dust, traffic and more can dirty the air we breathe. Apps and websites can alert you to poor air quality days so you can take precautions, especially if your respiratory system is sensitive.

Lead has been found in the drinking water of several San Antonio ISD campuses, according to district officials.

Dozens of Spring Branch residents attended a meeting hosted by the Texas Commission on Environmental Quality (TCEQ) after bringing up concerns about the release of treated wastewater into a creek that feeds into Canyon Lake and the possible development of more than 700 homes.

City of Castroville officials said on Tuesday that the boil water notice was no longer in effect.

The K3 raw water well had a sample test positive for E. Coli in Fair Oaks Ranch, city officials confirmed on Friday. Raw water is a mix of groundwater, rainwater and water from wells. The water is tested as a precautionary measure prior to the water entering the distribution system. It must pass all sample tests before going back into service. The Texas Commission on Environmental Quality has been notified of the situation, city officials said.