of cement plants
Midlothian, Texas, cement plants
Note: All plants produce Portland cement
Martin Marietta (formerly TXI)
TCEQ data on EPA priority pollutants for Texas cement plants
As of 2017, Holcim was already emitting more PM 2.5 and VOCs than any other plant in Texas.
(Red font indicates highest numbers.)
By 2019, Holcim had become the worst polluter of CO, PM, SO2 and VOCs, among all the cement plants in TX.
As of 2019, Holcim was the #1 Emitter of Pollutants from ALL industries in North Texas (16th highest statewide) with more emissions than the next 5 largest polluters in North Texas COMBINED
Other plants cut emissions over time. Holcim has NOT.
While Ash Grove and Martin Marietta have reduced PM 2.5 by more than 50% from 2013–2017, Holcim has INCREASED it by 80%. (See 2013 data below.)
Holcim's new permit allows dangerous PM 2.5 to increase even more!
Data obtained via direct correspondence with TCEQ.
EPA data on CO2 pollution by Texas cement plants
Martin Marietta is currently 2nd highest for CO2 emissions in the state, and Holcim is 4th highest.
While Ash Grove and Martin Marietta have reduced CO2 from 2013–2017, Holcim has INCREASED it by about 30%.
No surprise. Holcim recently obtained permission to increase carbon emissions even more.
Map of cement plant locations in Midlothian
Northernmost plant is Ash Grove on the west side of Hwy 67.
LaFargeHolcim is slightly south and east of Ash Grove.
Martin Marietta/TXI is south of 287, near the junction with Hwy 67.
Note that the single TCEQ monitor is located on Old Fort Worth Road (near Hwy 67). It is upwind from both Ash Grove and Holcim. For 8-11 months a year, prevailing winds blow NNW.