CCR Rule Compliance Data and Information

This portion of Tri-State’s website is dedicated to maintaining compliance with the Environmental Protection Agency’s Coal Combustion Residuals (CCR) Rule.

 

Craig Station

Current CCR handling operations at the Craig Generating Station do not include the use of any CCR units and do not require publication of reports on a publicly-available website.

 

Escalante Station
Document name Regulatory citation Upload date Report
Fugitive Dust Control Plan 257.80(b) 10/16/15 View report
2016 Fugitive Dust Control Plan Report 257.80(c) 12/13/16 View report
2017 Fugitive Dust Control Plan Report 257.80(c) 1/4/18 View report
2018 Fugitive Dust Control Plan Report 257.80(c) 1/4/19 View report
2015 Annual Inspection Report 257.84(b)(3) 1/21/16 View report
2016 Annual Inspection Report 257.84(b)(3) 1/19/17 View report
2017 Annual Inspection Report 257.84(b)(3) 1/19/18 View report
2018 Annual Inspection Report 257.84(b)(3) 1/18/19 View report
Closure Plan 257.102(b) 10/17/16 View report
Groundwater Monitoring System Certification 257.91(f) 10/17/17 View report
2017 Annual Groundwater Monitoring Report 257.90(e) 1/31/18 View report
2018 Annual Groundwater Monitoring Report 257.90(e) 1/31/19 View report
Post-Closure Plan 257.104(d) 10/17/16 View report
Statistical Method Selection Certification 257.93(f)(6) 10/17/17 View report
Run-On and Run-Off Control System Plan 257.81(c) 10/17/16 View report
Unstable Area Demonstration 257.64 10/31/18 View report

 

Nucla Station
Document name Regulatory citation Upload date Report
Fugitive Dust Control Plan 257.80(b) 10/16/15 View report
2016 Fugitive Dust Control Plan Report 257.80(c) 12/13/16 View report
2017 Fugitive Dust Control Plan Report 257.80(c) 1/4/18 View report
2018 Fugitive Dust Control Plan Report 257.80(c) 1/4/19 View report
2015 Annual Inspection Report 257.84(b)(3) 1/21/16 View report
2016 Annual Inspection Report 257.84(b)(3) 1/19/17 View report
2017 Annual Inspection Report 257.84(b)(3) 1/19/18 View report
2018 Annual Inspection Report 257.84(b)(3) 1/18/19 View report
Closure Plan 257.102(b) 10/17/16 View report
Groundwater  Monitoring System Certification 257.91(f) 10/17/17 View report
2017 Annual Groundwater Monitoring Report 257.90(e) 1/31/18 View report
2018 Annual Groundwater Monitoring Report 257.90(e) 1/31/19 View report
Post-Closure Plan 257.104(d) 10/17/16 View report
Run-On and Run-Off Control System Plan 257.81(c) 10/17/16 View report
Statistical Method Selection Certification 257.93(f)(6) 10/17/17 View report
Unstable Area Demonstration 257.64 10/31/18 View report

Statement on Colorado PUC assertion of jurisdiction in DMEA complaint

"A private contract dispute, even between utilities, does not belong at the commission. This matter appropriately belongs in the courts."
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Tri-State and EDP Renewables announce 104 megawatt Crossing Trails Wind Farm

EDP Renewables’ Crossing Trails Wind Farm, located in eastern Colorado, is Tri-State’s fifth wind energy project investment
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Tri-State announces Duane Highley as next Chief Executive Officer

“As CEO, Duane will work with our board of directors to advance a strong vision for the association’s future,” said Rick Gordon, chairman and presiden...
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