SUPPLEMENTARY INFORMATION:

Notice of this proposed administrative settlement is made in accordance with section 122(i) of CERCLA. The Settlement Agreement concerns the performance of response actions at the Sites and the recovery by EPA of past response costs. The Settlement Agreement requires Wells Cargo to perform removal site evaluations at the Max Johnson No. 9 and Manuel Denetsone No. 2 mines, conduct certain sampling at the Juan Horse No. 3 mine, and complete an Engineering Evaluation and Cost Analysis for each of the Sites as determined to be necessary by EPA. Wells Cargo will also pay $391,183.15 to resolve its liability for EPA's past response costs through March 31, 2019. The Settlement Agreement includes a compromise of around $75,000 on interest payments and some indirect costs and provides Wells Cargo contribution protection and a covenant not to sue regarding response costs incurred through March 31, 2019, and the work to be performed. EPA will consider all comments received on the Settlement Agreement in accordance with the DATES and ADDRESSES sections of this Notice and may modify or withdraw its consent to the Settlement Agreement if comments received disclose facts or considerations that indicate that the settlement is inappropriate, improper, or inadequate.