View of Hill Country in Comal County, Texas

Comal Citizens Triumph Over TCEQ and Vulcan Quarry in District Court


Judge Maya Guerra Gamble, 459th District Court, Travis County, reverses and vacates quarry air permit granted by TCEQ to Vulcan Materials.

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Tuesday Hearing Set for Comal Vulcan Quarry Air Permit Appeal


Legal hearing on Friends of Dry Comal Creek v. TCEQ (Vulcan air permit) will be held December 8, 2020, in 459th District Court, Travis County.

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Within days, diesel fuel constituents started showing up in both Comal Springs and Hueco Springs, in New Braunfels.

Area Quarries Polluting Comal Springs? Not Just a Possibility


Is there an underground connection linking quarries to Comal Springs? In 2000, 2,800 gallons of diesel spilled at the Cemex quarry, then showed up in Comal and Hueco Springs a few days later.

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Liquid from Apparent Breach in Tailing Pond Dam from Anderson Columbia Quarry in Edwards Aquifer Recharge Zone, Comal County, Texas

Apparent Breach in Tailing Pond Dam from Quarry in Edwards Aquifer Recharge Zone


A resident near the Anderson Columbia quarry in New Braunfels observed a thick, chalky liquid flowing across his property and farm—apparently coming from a quarry tailing pond breach.

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Vulcan Quarry Opponents Sue TCEQ, Appeal Air Permit Decision


Stop 3009 Vulcan Quarry filed a lawsuit against TCEQ appealing their November 2019 decision to grant an air pollution permit to Vulcan Materials.

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Double Decker Cave, near proposed site of Vulcan quarry in Comal County, Texas. Photo courtesy David Ochel.

Quarries Pose a Risk to Local Caves, Water


Landowners discover new chamber in Double Decker Cave, in Comal County, Texas between proposed Vulcan quarry site and Natural Bridge Caverns.

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View of Hill Country in Comal County, Texas

Texas Hill Country at Risk from Aggregate Mining


The unique natural resources of the Texas Hill Country are at increasing risk from aggressive expansion by aggregate mining companies proposing numerous rock quarries and cement plants throughout the region.

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TV, radio, and newspaper media and press coverage of the proposed Vulcan quarry in Comal County between Bulverde and New Braunfels, Stop 3009 Vulcan Quarry, and Friends of Dry Comal Creek.

Media Coverage


TV, radio, and newspaper media coverage of the proposed Vulcan quarry in Comal County, Stop 3009 Vulcan Quarry, and Friends of Dry Comal Creek.

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