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Submissions from 2021

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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Silver Bow Creek/Butte Area NPL Site Butte Priority Soils Operable Unit, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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SILVER BOW CREEK/BUTTE AREA NPL SITE BUTTE PRIORITY SOILS OPERABLE UNIT, Pioneer Technical Services, Inc.

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EPA REGION 8 QA DOCUMENT REVIEW CROSSWALK, Pioneer Technical Services, Inc. and Nikia Greene

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EPA REGION 8 QA DOCUMENT REVIEW CROSSWALK, Pioneer Technical Services, Inc. and Nikia Greene

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Further Remedial Elements Scope of Work Remedial Design/Remedial Action, Butte Priority Soils Operable Unit Cultural Resource Inventory, Evaluation, and Recommendations, Mitzi Rossillon

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Mitigation of Impacts to Historic Features at the Butte Reduction Works (BRW) Smelter Area Mine Waste Remediation and Contaminated Groundwater Hydraulic Control Site, Mitzi Rossillon

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BUTTE PRIORITY SOILS OPERABLE UNIT COMMUNITY ENGAGEMENT PLAN FOR REMEDIAL DESIGN & REMEDIAL ACTION, THE LANGDON GROUP, INC.

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BUTTE PRIORITY SOILS OPERABLE UNIT COMMUNITY ENGAGEMENT PLAN FOR REMEDIAL DESIGN & REMEDIAL ACTION, THE LANGDON GROUP, INC.

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BUTTE PRIORITY SOILS OPERABLE UNIT COMMUNITY ENGAGEMENT PLAN FOR REMEDIAL DESIGN & REMEDIAL ACTION, THE LANGDON GROUP, INC.

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BUTTE PRIORITY SOILS OPERABLE UNIT COMMUNITY ENGAGEMENT PLAN FOR REMEDIAL DESIGN & REMEDIAL ACTION, THE LANGDON GROUP, INC. and Atlantic Richfield Company

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2022 Draft Butte Priority Soils Operable Unit Interim Site-Wide Surface Water Monitoring Quality Assurance Project Plan (QAPP), TREC Inc., A Woodard and Curran Company

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2022 Final Butte Priority Soils Operable Unit Interim Site-Wide Surface Water Monitoring Quality Assurance Project Plan, TREC Inc., A Woodard and Curran Company

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EPA REGION 8 QA DOCUMENT REVIEW CROSSWALK, TREC Inc., A Woodard and Curran Company

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SILVER BOW CREEK/BUTTE AREA NPL SITE, TREC Inc., A Woodard and Curran Company

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SILVER BOW CREEK/BUTTE AREA NPL SITE, TREC Inc., A Woodard and Curran Company

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SILVER BOW CREEK/BUTTE AREA NPL SITE, TREC Inc., A Woodard and Curran Company

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SILVER BOW CREEK/BUTTE AREA NPL SITE, TREC Inc., A Woodard and Curran Company

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SILVER BOW CREEK/BUTTE AREA NPL SITE, TREC Inc., A Woodard and Curran Company

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SILVER BOW CREEK/BUTTE AREA NPL SITE, TREC Inc., A Woodard and Curran Company

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SILVER BOW CREEK/BUTTE AREA NPL SITE, TREC Inc., A Woodard and Curran Company

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SILVER BOW CREEK/BUTTE AREA NPL SITE, TREC Inc., A Woodard and Curran Company

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SILVER BOW CREEK/BUTTE AREA NPL SITE, TREC Inc., A Woodard and Curran Company

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EPA REGION 8 QA DOCUMENT REVIEW CROSSWALK, TREC Inc., A Woodard and Curran Company and Nikia Greene

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EPA REGION 8 QA DOCUMENT REVIEW CROSSWALK, TREC Inc., A Woodard and Curran Company and Nikia Greene

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EPA REGION 8 QA DOCUMENT REVIEW CROSSWALK, TREC Inc., A Woodard and Curran Company and Nikia Greene

Submissions from 2020

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APPENDIX C - COPIES OF FIELD NOTES, Pioneer Technical Services, Inc.

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Table A2c. BPSOU 2020 Wet Weather Water Quality Results - General Chemistry, Pioneer Technical Services, Inc.

Submissions from 2017

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EPA REGION 8 QA DOCUMENT REVIEW CROSSWALK, Pioneer Technical Services, Inc.