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Additional Regional Haze Four Factor Analysis materials available

EHD has updated its Regional Haze planning web page with additional materials regarding a Regional Haze Four Factor Analysis for the GCC Rio Grande Inc. cement manufacturing facility in Tijeras, New Mexico.

EHD has updated its Regional Haze planning web page with additional materials regarding a Regional Haze Four Factor Analysis for the GCC Rio Grande Inc. cement manufacturing facility in Tijeras, New Mexico. 

The new materials include a review of GCC's Four Factor Analysis. The review was performed by Eastern Research Group, Inc., a contractor to the Air Quality Program. The materials also include a letter by GCC responding to the review. 

These materials are available for download at the October 15, 2020 update for EPA's Regional Haze planning web page which may be accessed by clicking on this link