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| 3427-mex_hat_Oct07 | Long-Term Surveillance Plan for the Mexican Hat, Utah (UMTRCA Title I), Disposal Site San Juan County, Utah October 2007 | Long-Term Surveillance and Maintenance Plan | Utah | 10/31/2007 | | 3432-MexicanHatCommunityInfoSheet | Mexican Hat, Utah, Disposal Site, Community Information | General Site Document | Utah | 12/1/2016 | | 12.0_HAT_2022_CompRpt | 2022 Annual Site Inspection and Monitoring Report for Uranium Mill Tailings Radiation Control Act Title I Disposal Sites—Mexican Hat, Utah, Disposal Site. March 2023. LMS/S38159 | Annual Inspection Report | Utah | 3/31/2023 | | 12.0_HAT_2023_CompRpt | 2023 Annual Site Inspection and Monitoring Report for Uranium Mill Tailings Radiation Control Act Title I Disposal Sites—Mexican Hat, Utah, Disposal Site. March 2024. LMS/43775 | Annual Inspection Report | Utah | 3/31/2024 |
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| 12.0_HAT_2023_CompRpt | 2023 Annual Site Inspection and Monitoring Report for Uranium Mill Tailings Radiation Control Act Title I Disposal Sites—Mexican Hat, Utah, Disposal Site. March 2024. LMS/43775 | Annual Inspection Report | Utah | 3/31/2024 | | 12.0_HAT_2022_CompRpt | 2022 Annual Site Inspection and Monitoring Report for Uranium Mill Tailings Radiation Control Act Title I Disposal Sites—Mexican Hat, Utah, Disposal Site. March 2023. LMS/S38159 | Annual Inspection Report | Utah | 3/31/2023 | | 12.0_HAT_2021_CompRpt | 2021 Annual Inspection and Monitoring Report for Uranium Mill Tailings Radiation Control Act Title I Disposal Sites—Mexican Hat, Utah, Disposal Site. March 2022. LMS/S33843. | Annual Inspection Report | Utah | 3/31/2022 | | air_hat_2020 | 2020 Annual Site Inspection and Monitoring Report for Uranium Mill Tailings Radiation Control Act Title I Disposal Sites - Mexican Hat, Utah, Disposal Site. March 2021. LMS/S30146 | Annual Inspection Report | New_Mexico | 3/31/2021 | | S29391_Erosional | Erosional Piping Characterization and Data Report Mexican Hat, Utah, Disposal Cell. February 2021. | General Site Document | Utah | 2/28/2021 | | 3437-S15190_HAT_SeepMonEvalRpt | Seep Monitoring Evaluation Report Mexican Hat, Utah, UMTRCA Title I Disposal Site. LMS/HAT/S15190. December 2019. | Report | Utah | 6/23/2020 | | 3436-S14765_HAT_Evaluation | Side Slope Cover Depressions Evaluation Report Mexican Hat, Utah. LMS/HAT/S14765. January 2019 | Report | Utah | 1/23/2019 | | 3435-HAT_CIP | Mexican Hat, Utah, Disposal Site Community Involvement Plan. January 2019 | General Site Document | Utah | 1/23/2019 | | 3434-MON_HAT_RAP | Remedial Action Plan for the Codisposal and Stabilization of the Monument Valley and Mexican Hat Uranium Mill Tailings at Mexican Hat, Utah. UMTRA-DOE/AL-050509.0000. February 1993 | General Site Document | Utah | 10/17/2017 | | 3433-S00316_HAT_DVP | March 2016 Surface Water Sampling at the Mexican Hat, Utah, Disposal Site. LMS/HAT/S00316. May 2016 | Data Validation Package | Utah | 4/18/2017 | | 3432-MexicanHatCommunityInfoSheet | Mexican Hat, Utah, Disposal Site, Community Information | General Site Document | Utah | 12/1/2016 | | HAT 201603_DNRSummitSidebar | Navajo Uranium Mill Sites Sidebar Meeting. March 2016 | Presentation | Utah | 3/31/2016 | | HAT NN Five Year Plan Final 9.24.14 | 2014 Navajo Nation Five-Year Plan. September 2014 | General Site Document | Utah | 9/24/2014 | | 3431-S02222_HAT | Resolution of Seep and Ground Water Monitoring at the Mexican Hat, Utah, UMTRCA Title I Disposal Site. DOE-LM/GJ1139-2006. March 2006 | General Site Document | Utah | 11/27/2012 | | 3426-hat08_cr | U.S. Department of Energy 2008 UMTRCA Title I Annual Report January 2009 Mexican Hat, Utah | Annual Inspection Report | Utah | 1/31/2009 | | 3427-mex_hat_Oct07 | Long-Term Surveillance Plan for the Mexican Hat, Utah (UMTRCA Title I), Disposal Site San Juan County, Utah October 2007 | Long-Term Surveillance and Maintenance Plan | Utah | 10/31/2007 | | 3429-mexhat-sowp | Final Site Observational Work Plan for the UMTRA Project Site at Mexican Hat, Utah July 1998 | Site Observational Work Plan | Utah | 7/31/1998 | | 3425-factsht_l | Historic Fact Sheet: Mexican Hat Disposal Site Uranium ore was processed near Mexican Hat, Utah, between 1957 and 1963. These operations created process-related waste and tailings, a sandlike waste product containing radioactive materials and other contaminants. | Fact Sheet | Utah | 12/31/1963 |
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Compliance Details javascript:if (typeof CalloutManager !== 'undefined' && Boolean(CalloutManager) && Boolean(CalloutManager.closeAll)) CalloutManager.closeAll(); commonShowModalDialog('{SiteUrl}'+
'/_layouts/15/itemexpiration.aspx'
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'/_layouts/15/Reporting.aspx'
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'/_layouts/15/docsetsend.aspx'
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