Re-imagining KennecoE: RemediaCon and Maintenance Douglas Bacon State - - PowerPoint PPT Presentation

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Re-imagining KennecoE: RemediaCon and Maintenance Douglas Bacon State - - PowerPoint PPT Presentation

Jan 07, 2023 578 likes •708 views

Re-imagining KennecoE: RemediaCon and Maintenance Douglas Bacon State Of Utah Dept. Of Environmental Quality Project Manager - KennecoJ ITRC State Engagement Coordinator & Utahs Point of Contact 1 KennecoE Response AcCon Overview

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Re-imagining KennecoE: RemediaCon and Maintenance

Douglas Bacon State Of Utah Dept. Of Environmental Quality Project Manager - KennecoJ ITRC – State Engagement Coordinator & Utah’s Point of Contact

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KennecoE Response AcCon – Overview

General South Zone AcCons:

  • ExcavaCon and removal of contaminated soil and

solid mine waste from residenCal, commercial and

  • ther sensiCve locaCons.
  • ExtracCon, treatment, management
  • f impacted

groundwater.

General North Zone cleanup:

  • ExcavaCon and removal of contaminated soil and

solid mine waste from accessible locaCons and during facility replacement

  • r demoliCon.
  • ExcavaCon and removal of contaminate soils and

solid mine waste from ecologically sensiCve areas.

  • Monitor natural aEenuaCon and surface capture
  • f groundwater.
  • Wetlands monitoring including biological, water

and sediment sampling.

Ongoing re-assessment

  • f remedy

performance

Bingham Canyon Mine (Source: Rio Tinto Kenneco1)

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KennecoE North Zone

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North Zone RemediaCon

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OperaHonal Compliance with State Permits (Source: UDEQ) DemoliHon and Soil Management (Source: UDEQ) Source Assessment (Source: UDEQ) ExcavaHon & Removal (Source: UDEQ) Consolidate, Cap, and Monitor (Source: UDEQ) Source Control - Habitat Management (Source: UDEQ)

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North Zone RemediaCon Success

PreservaHon

  • f Habitat

(Source: UDEQ) RevitalizaHon of wetlands in the RevitalizaHon of Range Habitat North Zone (Source: UDEQ) (Source: Rio Tinto Kenneco1)

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KennecoE South Zone Overview

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South Zone RemediaCon – General Solids Strategies

  • ExcavaCon and Removal
  • Capping

Bingham Creek Removal AcHon, 1995-1997 (Source: RTKC)

  • Re-grading / Land

Contouring

  • InsCtuConal Controls

Lark Tailings ReclamaHon AcHon, 1995 – 1997 (Source: RTKC)

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South Zone RemediaCon – General Groundwater Strategies

Reverse Osmosis Treatment System (Source: UDEQ) Source Control Measures – CollecHon Management of Extracted Core Waters System Cut-off walls (Source: UDEQ) (Source: UDEQ)

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Daybreak – Master Planned Community

Daybreak

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Daybreak Soil Management – Ongoing Efforts

Bingham Creek (OU1) Channel Trail (Source: EPA)

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South Jordan EvaporaHon Ponds, 1994-95 (Source: Kenneco1) South Jordan EvaporaHon Ponds, 1996 (Source: Kenneco1) Daybreak, 2006-07 (Source: Kenneco1) Mid Jordan Trax Line (Source: UDEQ) Near BasHan Sink (Source: UDEQ)

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For More InformaCon, Contact

Douglas Bacon State of Utah Dept. Environmental Quality Project Manager - KennecoJ ITRC – State Engagement Coordinator & Utah’s Point of Contact Phone: 801-536-4282 Email: dbacon@utah.gov

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