Programs & Services

RA004RE Rocky Mountain Mine
CR Minerals Company, LLC, Ohkay Owingeh, NM
Pumice, Rio Arriba County

Modification 19-1 Documents:

2020 Modification 19-1 Approval

2020 Revised Cost Models for E3 Unit:

Cover Letter

Revised Cost Models

Model 1 (Excel Spreadsheets)

Model 2 (Excel Spreadsheets)

2020-01 Letter of Response to Comments

2020-01 Comments on Application

2019-11 BLM Comments

2019-10 Request for Comments

2019-09 Application for Modification 19-1


Modification 17-1 Documents:

2017 Modification 17-1 Approval

Modification 16-1 Documents:

2016 Modification 16-1 Approval

08-2016 Operator Response to Comments

07-2016 Additional Agency and Tribal Comments

05-2016 Agency and Tribal Comments

04-2016 Request for Agency and Tribal Comments

02-2016 Application, Modification 16-1


Modification 14-1 Documents:

2015 Modification 14-1 Approval

Modification 12-1 Documents:

02-2013 Modification 12-1 Approval

11-2012 Request for Agency Comment

10-2012 Revised Application

10-2012 Modification 12-1 Request


Modification 11-1 and 11-2 Documents:

2012 Modification 11-1 Approval

2012 Modification 11-2 Approval


Modification 10-1 Documents:

2010 Modification 10-1 Approval


Modification 08-1 Documents:

2008 Modification 08-1 Approval


Original 1999 Application and Permit Documents:

Permit Approval (1999)

Application and Closeout Plan (1999)