LANL News:

Per regulatory requirements, Los Alamos National Laboratory (LANL) announces new documents have been added to the Los Alamos Legacy Cleanup Contract Electronic Public Reading Room.

All legacy cleanup documents required to be posted after April 30, 2018, are available on the site linked above.

For legacy cleanup documents that were posted prior to April 30, 2018, visit the LANL electronic public reading room:

• Review, 2023 Annual Periodic Monitoring Report for the Technical Area 21 Monitoring Group, Los Alamos Canyon Watershed, Revision 1 (November 2023) (Link)
• Review, Response to the review, Periodic Monitoring Report for 2022 Vapor-Sampling and Soil-Vapor Extraction at Material Disposal Area L, Solid Waste Management Unit 54-006, at Technical Area 54 (Link)
• Review, Response to the review, Periodic Monitoring Report for 2022 Vapor-Sampling Activities at Material Disposal Area C, Solid Waste Management Unit 50-009, at Technical Area 50 (December 2023) (Link)
• Review, Response to the Review, 2023 Annual Long-Term Monitoring and Maintenance Report for the Corrective Measures Implementation at Former 260 Outfall Area Los Alamos National Laboratory (Link)
• Approval, Request for Certificates of Completion for Two Solid Waste Management Units and Four Areas of Concern in the Lower Water/Indio Canyons Aggregate Area (Link)
• Land Application of Groundwater Decision Tree Annual Report for 2023 (Link)
• Submittal of the Work Plan for Aquifer Testing of Regional Well R-76 at Los Alamos National Laboratory (Link)
• Response to New Mexico Environment Department Comments on the Review, 2023 Annual Periodic Monitoring Report for Base-Flow Sampling: Los Alamos Canyon, Water Canyon, White Rock Canyon, and Pajarito Canyon Watersheds, Los Alamos National Laboratory, EPA ID# NM0890010515, LANL-23-082, Dated February 2, 2024 (Link)
• Response to New Mexico Environment Department Comments on the Review, 2023 Annual Periodic Monitoring Report for the General Surveillance Monitoring Group: Los Alamos and Pueblo Canyon, Mortandad and Sandia Canyon, Water Canyon/ Cañon de Valle, Ancho Canyon, White Rock Canyon, and Pajarito Canyon Watersheds, Los Alamos National Laboratory, EPA ID#NM0890010515, HWB-LANL-23-081, Dated February 2, 2024 (Link)

Members of the public with any questions, please contact N3B Los Alamos.

Produced by the Los Alamos Legacy Cleanup Contractor, N3B Los Alamos, on behalf of DOE’s Environmental Management Los Alamos Field Office.