{"id":33,"date":"2021-06-29T16:03:33","date_gmt":"2021-06-29T16:03:33","guid":{"rendered":"https:\/\/www.env.nm.gov\/hazardous-waste\/lanl-ffco-stp\/"},"modified":"2025-12-22T10:08:59","modified_gmt":"2025-12-22T17:08:59","slug":"lanl-ffco-stp","status":"publish","type":"page","link":"https:\/\/www.env.nm.gov\/hazardous-waste\/lanl-ffco-stp\/","title":{"rendered":"Los Alamos National Laboratory FFCO"},"content":{"rendered":"\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<p><strong>December 11, 2025<\/strong> \u2013 The New Mexico Environment Department has approved the DOE\u2019s proposed Revision 35.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan Update. The public comment period began on October 30, 2025, and ended on December 1, 2025. See the Approval Letter and Revision 35.0 in the links provided below:<br>\u2022 <a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/12\/Letter_Approval-STP-Annual-Update-and-Revision-35.0.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/12\/Letter_Approval-STP-Annual-Update-and-Revision-35.0.pdf\">NMED Approval Letter<\/a><br>\u2022 <a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/12\/2024_STP_Annual_Update_Rev_35_REDLINE_Mar25.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/12\/2024_STP_Annual_Update_Rev_35_REDLINE_Mar25.pdf\">STP Revision 35.0 (Redline Version)<\/a><br>\u2022 <a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/12\/2024_STP_Annual_Update_Rev_35_Mar25.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/12\/2024_STP_Annual_Update_Rev_35_Mar25.pdf\">STP Revision 35.0 (Clean Version)<\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<p><strong>October 30, 2025 \u2013<\/strong>&nbsp;The New Mexico Environment Department issued a Notice of Intent to Approve Proposed Revision 35.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan Update. The public comment began on October 30, 2025, and will end at 5:00 pm MDT on December 1, 2025. See the notice and proposed revision documents at the links provided below:<br><strong><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/11\/HWB-LANL-English-Public-Notice-Annual-STP-FY2024.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/11\/HWB-LANL-English-Public-Notice-Annual-STP-FY2024.pdf\">Public Notice (English)<\/a><\/strong><br><strong><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/11\/HWB-LANL-Spainish-Public-Notice-Annual-STP-FY2024.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/11\/HWB-LANL-Spainish-Public-Notice-Annual-STP-FY2024.pdf\">Public Notice (Spanish)<\/a><\/strong><br><strong><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/11\/2024_STP_Annual_Update_Rev_35_REDLINE_Mar25.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/11\/2024_STP_Annual_Update_Rev_35_REDLINE_Mar25.pdf\">Proposed STP Revision 35.0 (redline\/strikeout version)<\/a><\/strong><br><strong><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/11\/2024_STP_Annual_Update_Rev_35_Mar25.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2025\/11\/2024_STP_Annual_Update_Rev_35_Mar25.pdf\">Proposed STP Revision 35.0 (clean version)<\/a><\/strong><br>Public Comments can be sent to HWB C\/O Siona Briley by mail\/<a href=\"mailto:siona.briley@env.nm.gov\"><strong>email&nbsp;<\/strong><\/a>or to the&nbsp;<strong><a href=\"https:\/\/gcc02.safelinks.protection.outlook.com\/?url=https%3A%2F%2Fnmed.commentinput.com%2F%3Fid%3Ds9GJZauSP&amp;data=05%7C02%7Ccaitlin.martinez%40env.nm.gov%7C5e4df4a3bf2445675b6608de18023116%7C04aa6bf4d436426fbfa404b7a70e60ff%7C0%7C0%7C638974595248821746%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&amp;sdata=rESTdtQZQM08pLcwZbS8lWCcLtM%2BvYJ33%2FHjRv%2BtmT4%3D&amp;reserved=0\">Public Comment Portal Link<\/a><\/strong>. Tutorial videos on how to use the Public Comment Portal are available in both English and Spanish.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<p><strong>June 20, 2024 \u2013&nbsp;<\/strong><strong>T<\/strong>he New Mexico Environment Department has approved the DOE\u2019s proposed Revision 34.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan Update. The public comment began on May 16, 2024 and ended on June 15, 2024. See the Approval Letter and Revision 34.0 in the links provided below:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/06\/Approval-STP-Annual-Update-and-Revision-34.0-_6-17-2024.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/06\/Approval-STP-Annual-Update-and-Revision-34.0-_6-17-2024.pdf\">NMED Approval Letter<\/a><\/strong><\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/05\/March_19_2024_LANL_FY23_STP_Annual_Update_Prop_Rev34_Mar24_REDLINE.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/05\/March_19_2024_LANL_FY23_STP_Annual_Update_Prop_Rev34_Mar24_REDLINE.pdf\">STP Revision 34.0 (Redline Version)<\/a><\/strong><\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/05\/March_19_2024_LANL_FY23_STP_Annual_Update_Prop_Rev34.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/05\/March_19_2024_LANL_FY23_STP_Annual_Update_Prop_Rev34.pdf\">STP Revision 34.0 (Clean Version)<\/a><\/strong><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<p><strong>May 16, 2024<\/strong> <strong>\u2013<\/strong> The New Mexico Environment Department issued a Notice of Intent to Approve Proposed Revision 34.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan Update. The public comment began on May 16, 2024, and will end at 5:00 pm MDT on June 15, 2024. See the notice and proposed revision documents at the links provided below:<br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/05\/May_16_2024_NMED_English_Public-Notice_Annual_STP_FY2023_Rev_34.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/05\/May_16_2024_NMED_English_Public-Notice_Annual_STP_FY2023_Rev_34.pdf\">Public Notice (English)<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/05\/May_16_NMED_Spanish_HWB_LANL_Public_Notice_Annual_STP_FY2023_Rev_34.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/05\/May_16_NMED_Spanish_HWB_LANL_Public_Notice_Annual_STP_FY2023_Rev_34.pdf\">Public Notice (Spanish)<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/05\/March_19_2024_LANL_FY23_STP_Annual_Update_Prop_Rev34_Mar24_REDLINE.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/05\/March_19_2024_LANL_FY23_STP_Annual_Update_Prop_Rev34_Mar24_REDLINE.pdf\">Proposed STP Revision 34.0 (redline\/strikeout version)<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/05\/March_19_2024_LANL_FY23_STP_Annual_Update_Prop_Rev34.pdf\" data-type=\"link\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2024\/05\/March_19_2024_LANL_FY23_STP_Annual_Update_Prop_Rev34.pdf\">Proposed STP Revision 34.0 (clean version)<\/a><br>Public Comments can be sent to HWB C\/O Siona Briley by mail\/<a href=\"mailto:siona.briley@env.nm.gov\" data-type=\"mailto\" data-id=\"mailto:siona.briley@env.nm.gov\">email <\/a>or to the <a href=\"https:\/\/nmed.commentinput.com\/?id=s9GJZauSP\" data-type=\"link\" data-id=\"https:\/\/nmed.commentinput.com\/?id=s9GJZauS\">Public Comment Portal Link<\/a>. Tutorial videos on how to use the Public Comment Portal are available in both English and Spanish.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<p><strong>August 9, 2023 &#8211; <\/strong>The New Mexico Environment Department approved the Revision 33.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan. See approval and related documents at the links provided below: <\/p>\n\n\n\n<p><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2023\/08\/HWB-LANL_-Approval-STP-FY-2022-Annual-Update-and-Proposed-Rev.33.0-FFCO_8-9-2023-1.pdf\">NMED Approval Letter with response to Comment<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2023\/08\/HWB-LANL-Commenter-Letter_Approval-STP-FY-2022-Annual-Update-Rev.33.0-FFCO_8-9-23.pdf\">Letter to Commenter<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2023\/08\/HWB-LANL-CCNS-Comments-about-Rev.-33-of-LANL-STP_6-24-2023.pdf\">Public Comments Received<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2023\/08\/HWB-LANL-STP_Annual-Update_2023_Rev33_August-2023.pdf\">STP Revision 33.0 <\/a><\/p>\n\n\n\n<p><strong>June 22, 2023 \u2013 <\/strong>The New Mexico Environment Department issued a Notice of Intent to Approve Proposed Revision 33.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan Update. The public comment began on June 22, 2023 and ended at 5:00 pm MDT on July 24, 2023. See notices and proposed revised document at the links provided below:<br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2023\/06\/HWB-LANL-Public-Notice_English-Annual-STP-_June-2023.pdf\">Public Notice (English)<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2023\/06\/HWB-LANL-Public-Notice_Spanish_Annual-STP_June-2023.pdf\">Public Notice (Spanish)<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2023\/06\/STP_Annual-Update_2023_Rev-33.0_Jun-23_Redline.pdf\">Proposed STP Revision 33.0 (redline\/strikeout version)<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2023\/06\/STP_Annual-Update_2023_Rev-33.0_Jun-23.pdf\">Proposed STP Revision 33.0 (clean version<\/a>)<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<p><strong>August 4, 2022<\/strong> &#8211; <strong>T<\/strong>he New Mexico Environment Department approved with modifications the Revision 32.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2022\/08\/HWB-LANL-Approval-with-Mods-STP-Rev-32.0_Aug-2022-6.pdf\" data-type=\"URL\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2022\/08\/HWB-LANL-Approval-with-Mods-STP-Rev-32.0_Aug-2022-6.pdf\">NMED Approval with Modifications Letter<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2022\/08\/HWB-LANL-STP-Comment-Matrix_August-2022.pdf\">Response to Public Comments Matrix <\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2022\/08\/HWB-LANL-Letter-to-Commenters.pdf\">Letter to Commenters<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2022\/08\/HWB-LANL-Public-Comments-7-NGO_6-25-22.pdf\">Public Comments Received-NGO<\/a> <br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2022\/08\/HWB-LANL-CCNS-Additional-Comments-STP_Update_-Rev.-32.0_6-27-22.pdf\">Additional Comments Received- CCNS<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2022\/08\/HWB-LANL-Modified_STP_Update_Redline_Rev32_August-2022.pdf\">STP Revision 32.0 (Redline Version)<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2022\/08\/HWB-LANL-Modified_STP_Update_Rev32_August-2022.pdf\">STP Revision 32.0 (Clean Version)<\/a><\/p>\n\n\n\n<p><strong>May 26, 2022 \u2013 <\/strong>The New Mexico Environment Department issued a Notice of Intent to Approve Proposed Revision 32.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan Update. The public comment began on May 26, 2022 and ended at 5:00 pm MDT on June 25, 2022. See notice and proposed revision documents at the links provided below: <br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2022\/05\/HWB-LANL-English-Public-Notice-Annual-STP-FY2021-1.pdf\" data-type=\"URL\" data-id=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2022\/05\/HWB-LANL-English-Public-Notice-Annual-STP-FY2021-1.pdf\">Public Notice (English)<\/a><br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2022\/05\/HWB_LANL_Spanish_LANL-Public-Notice-Annual-STP-FY2021-1.pdf\">Public Notice (Spanish<\/a>) <br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2022\/05\/HWB-LANL-Proposed-STP-Revision-32.0-redline_strikeout-version.pdf\">Proposed STP Revision 32.0 (redline\/strikeout version)<\/a> <br><a href=\"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-content\/uploads\/sites\/10\/2022\/05\/HWB-LANL-Proposed-STP-Revision-32.0-clean-version.pdf\">Proposed STP Revision 32.0 (clean version)<\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\" \/>\n\n\n\n<p><strong>June 7, 2021 \u2013 <\/strong>The New Mexico Environment Department issued a Notice of Intent to Approve Proposed Revision 31.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan Update. The public comment began on June 7, 2021 and ended at 5:00 pm MDT on July 6, 2021. See notice and proposed revision documents at the links provided below: <br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/HWB-LANL-Public-Notice-English-for-Annual-STP-FY2020_6-7-21.pdf\">Public Notice (English)<\/a> <br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/HWB-LANL-Public-Notice-Spanish-for-Annual-STP-FY2020_6-7-21.pdf\">Public Notice (Spanish)<\/a> <br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/HWB-LANL-Redline_FY20_STP_Annual_Update_Prop_Rev31_032921.pdf\">Proposed STP Revision 31.0 (redline\/strikeout version)<\/a> <br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/HWB-LANL-Clean_FY20_STP_Annual_Update_Prop_Rev31_032921.pdf\">Proposed STP Revision 31.0 (clean version)<\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\" \/>\n\n\n\n<p><strong>2020<\/strong>\n<br><strong>September 22, 2020<\/strong> \u2013 The New Mexico Environment Department approved Revision 30.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan.\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/HWB-Approval-LANL-STP-2019-Rev-30.0-and-Resp-to-Comment_9-22-2020.pdf\">Approval Letter<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/HWB-NMED-Response-to-Public-Comment-on-LANL-2019-Site-Treatment-Plan-Update_Sep-2020.pdf\">Response to Public Comment<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2020\/09\/HWB-LANL-FFCO-STP_Annual_Update_Rev30.pdf\">STP Revision 30.0<\/a><\/p>\n\n\n\n<p><strong>August 19, 2020 \u2013 <\/strong>The New Mexico Environment Department issued a Notice of Intent to Approve Proposed Revision 30.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan Update. The public comment began on August 19, 2020 and ended at 5:00 pm MDT on September 18, 2020. See notice and proposed revision documents at the links provided below: <br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/LANL-FFCO-STP-Public-Notice-Rev-30_English.pdf\">Public Notice (English)<\/a> <br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/LANL-FFCO-STP-Public-Notice-Rev-30_Spanish.pdf\">Public Notice (Spanish)<\/a> <br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/LANL-FFCO-STP_Annual_Update_Rev30-Redline-Strikeout-Version.pdf\">Proposed STP Revision 30.0 (redline\/strikeout version)<\/a> <br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/LANL-FFCO-STP_Annual_Update_Rev30_Clean-Copy.pdf\">Proposed STP Revision 30.0 (clean version)<\/a><\/p>\n\n\n\n<p><strong>April 9, 2020<\/strong> \u2013 The New Mexico Environment Department approved Revision 29.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan.\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2020\/04\/LANL-Approval-STP-Rev.-29.0-April-2020.pdf\">Approval Letter<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2020\/04\/LANL_STP_Revision-29.0-April-2020.pdf\">STP Revision 29.0<\/a><\/p>\n\n\n\n<p><strong>March 2, 2020<\/strong> \u2013 The New Mexico Environment Department issued a Notice of Intent to Approve Proposed Revision 29.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan Update. The public comment began on March 2, 2020 and ended at 5:00pm MDT on April 1, 2020. See notice and proposed revision documents at the links provided below:\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2020\/04\/LANL-STP-Rev.-29.0_Public-Notice-Spanish-March-2020.pdf\">Public Notice (English)<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2020\/04\/LANL-STP-Rev.-29.0_Public-Notice-Spanish-March-2020.pdf\">Public Notice (Spanish)<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2020\/04\/LANL_Proposed-Revision-29.0_Redline_March-2020.pdf\">Proposed STP Revision 29.0 (redline\/strikeout version)<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2020\/04\/LANL_Proposed-STP-Revision-29.0_March-2020.pdf\">Proposed STP Revision 29.0 (clean version)<\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\" \/>\n\n\n\n<p><strong>2019<\/strong>\n<br><strong>August 20, 2019<\/strong> \u2013 The New Mexico Environment Department approved Revision 28.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan.\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/LANL-18-031-2019-8-20-Approval-Annual-Update-and-Proposed-Revision-28.0.pdf\">Approval Letter<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2020\/04\/LANL-STP-Rev.-28.0_August-2019.pdf\">STP Revision 28.0<\/a><\/p>\n\n\n\n<p><strong>July 15, 2019<\/strong> \u2013 The New Mexico Environment Department issued a Notice of Intent to Approve Proposed Revision 28.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan Update. The public comment began on July 15, 2019 and ended at 5:00 pm MDT on August 14, 2019. See notice and proposed revision documents at the links provided below.\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/LANL-7-15-2019-PN-FY2017-Annual_STP-English.pdf\">Public Notice (English)<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/LANL-7-15-2019-PN-FY2017-Annual_STP-Spanish.pdf\">Public Notice (Spanish)<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2020\/04\/LANL-Proposed-STP-Rev.-28.0-Redline-May-2019.pdf\">Proposed Revision 28.0 (redline\/strikeout version)<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2020\/04\/LANL-Proposed-STP-Rev.-28.0-Clean-May-2019.pdf\">Proposed Revision 28.0 (clean version)<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/PIP-LANL_July-2019.pdf\">Public Involvement Plan<\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\" \/>\n\n\n\n<p><strong>2017<\/strong>\n<br><strong>September 15, 2017<\/strong> \u2013 The New Mexico Environment Department approved Revision 27.0 Annual Update to Site Treatment Plan (STP) Federal Facility Compliance Order (FFCO)\n<br><a href=\"https:\/\/hwbdocuments.env.nm.gov\/Los%20Alamos%20National%20Labs\/FFCO\/38231.pdf\">Approval Letter<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2020\/04\/LANL-STP-Rev.-27.0-September-2017.pdf\">STP Revision 27.0<\/a><\/p>\n\n\n\n<p><strong>August 2, 2017<\/strong> \u2013 Public Comment Period \u2013 The New Mexico Environment Department issued a Notice of Intent to Approve Proposed Revision 27.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan Update. The public comment period ended on September 1, 2017. See notice and proposed revision documents at the links provided below.\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/LANL-2017-FFCO-STP-PN-English.pdf\">Public Notice (English)<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/LANL-2017-FFCO-STP-PN-Spanish.pdf\">Public Notice (Spanish)<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/FY16-STP-Annual-Update_Rev1_Redline_Draft5.pdf\">Proposed Revision 27.0 (redline\/strikeout version)<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2017\/07\/FY16-STP-Annual-Update_Final_FY_16.pdf\">Proposed Revision 27.0 (clean version)<\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\" \/>\n\n\n\n<p><strong>2016<\/strong>\n<br><strong>January 30, 2017<\/strong> \u2013 The New Mexico Environment Department approved Revision 26.0 Annual Update to Site Treatment Plan (STP) Federal Facility Compliance Order (FFCO)\n<br><a href=\"https:\/\/hwbdocuments.env.nm.gov\/Los%20Alamos%20National%20Labs\/FFCO\/37869.pdf\">Approval Letter<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2019\/10\/Clean_STP_FY2015.pdf\">STP Revision 26.0 <\/a><\/p>\n\n\n\n<p>December 14, 2016 \u2013 Public Comment Period \u2013 The New Mexico Environment Department issued a Notice of Intent to Approve Proposed Revision 26.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan Update. The public comment period ended on January 13, 2017. See notice and proposed revision documents at the links provided below.\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2019\/10\/PN_FY2015_Annaul_STP_2016-12-14.pdf\">Public Notice <\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2019\/10\/Redline_STP_FY2015.pdf\">Proposed Revision 26.0 (redline\/strikeout version)<\/a>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2019\/10\/Clean_STP_FY2015.pdf\">Proposed Revision 26.0 (clean version) <\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\" \/>\n\n\n\n<p><strong>1997<\/strong>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2019\/10\/LANL_FFCO_5-20-1997_Ammendment.pdf\">Amendment to the Federal Facility Compliance Order (5-20-1997)<\/a><\/p>\n\n\n\n<p><strong>1995<\/strong>\n<br><a href=\"\/wp-content\/uploads\/sites\/12\/2019\/10\/LANL_10-4-1995_FFCO.pdf\">Federal Facility Compliance Order (10\/4\/1995)<\/a><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>December 11, 2025 \u2013 The New Mexico Environment Department has approved the DOE\u2019s proposed Revision 35.0 of the Los Alamos National Laboratory Federal Facility Compliance Order Annual Site Treatment Plan Update. The public comment period began on October 30, 2025, and ended on December 1, 2025. See the Approval Letter and Revision 35.0 in the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-33","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-json\/wp\/v2\/pages\/33","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-json\/wp\/v2\/comments?post=33"}],"version-history":[{"count":19,"href":"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-json\/wp\/v2\/pages\/33\/revisions"}],"predecessor-version":[{"id":884,"href":"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-json\/wp\/v2\/pages\/33\/revisions\/884"}],"wp:attachment":[{"href":"https:\/\/www.env.nm.gov\/hazardous-waste\/wp-json\/wp\/v2\/media?parent=33"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}