Tag: Groundwater

Image of men installing an underground storage tank

Keeping an Eye on Underground Storage Tanks

Out of sight, out of mind. The old adage reminds us that ignorance is bliss. Luckily for Utah residents, the engineers and scientists at DEQ’s Division of Environmental Response and Remediation are not ignorant of one important out-of-sight risk—underground storage tanks.

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Natural Resource Damage (NRD) Project:
Kennecott Utah Copper LLC

Historic mining activities in the Oquirrh Mountains in southwest Salt Lake County led to the creation of two groundwater plumes in the principle aquifer of southwest Salt Lake County (Contaminated Zones Map). The two groundwater plumes contain elevated concentrations of sulfate and total dissolved solids (TDS) above the State of Utah primary drinking water standards. …

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Joint Proposal: Natural Resource Damage (NRD) Three-Party Agreement:
Kennecott Utah Copper LLC

June 11, 2004 NRD Joint Proposal Narrative and Tables NRD Joint Proposal Figures Changes to Figures Figure 2.4A Jordan Valley Water Conservancy District Customers and Boundaries Figure 2.4B Jordan Valley Water Conservancy District Water System Figure 4.1A S.W. Jordan Valley Highest Sulfate Concentration Data Figure 5.2A Proposed Groundwater Extraction and Treatment System Figure 5.4A Zone …

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Document Repository: Natural Resource Damage (NRD) Project:
Kennecott Utah Copper LLC

Jump to: Administrative Documents Annual Reports Construction and Testing Stakeholder Forum Meetings and Materials Related Documents Administrative Documents Natural Resource Damage Claim 1995 Natural Resource Damage Consent Decree Comment Response Summary August 31, 2004 (Due to the length of this document, it is broken down into topical chapters.) Findings and Conclusions August 31, 2004 June …

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Background Groundwater Quality Report for Existing Wells:
White Mesa Uranium Mill:
Energy Fuels Resources (USA) Inc.

Revised Addendum to Background Groundwater Quality Report for Existing Wells (11/16/07)—Author: Denison Mines (9 MB) Revised Background Groundwater Quality Report (10/26/07)—Author: Denison Mines (46 MB) Appendix G Addendum to Background Groundwater Quality Report for Existing Wells (04/19/07)—Author: Denison Mines (2 MB) Appendix A Appendix B Maps Plots and Figures Background Groundwater Quality Report (12/29/06)—Author: Denison …

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Tailings Cell 4B Environmental Report:
White Mesa Uranium Mill:
Energy Fuels Resources (USA) Inc.

2010 DUSA Email (02/12/10)—Author: Denison (42 MB) Transmittal Letter Senes Consultants Limited Letter Attachments: 1 Attachments: 2 Hydro Geo Chem Inc. Letter White Mesa Uranium Mill: Second Round of Interrogatories from Review of License Amendment Request and Environmental Report for Cell 4B (02/08/10)—Author: Denison (42 MB) Round 2 Interrogatory: Cell 4B Environmental Report (01/28/10)—Author: DRC …

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Nitrate Groundwater Contaminant Investigation Report:
White Mesa Uranium Mill:
Energy Fuels Resources (USA) Inc.

2011 Denison Mines Tolling Agreement Rev. 3 Relevant to Terms of Stipulated Consent Agreement Docket No. UGW09-03 (09/01/11)—Author: DRC (12 MB) DRC Comments Regarding the Denison Mines Phase 2-5 Work Plan Rev. 2.0 (08/25/11)—Author: DRC Denison Mines USA Corp. White Mesa Nitrate Investigation Phase 2-5 Work Plan Rev. 2.0 (08/18/11)—Author: Intera for Denison DRC Comments …

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Nitrate Groundwater Corrective Action Plan:
White Mesa Uranium Mill:
Energy Fuels Resources (USA) Inc.

Nitrate Comprehensive Monitoring Evaluation Report (61.44 MB) (07/23/18)–Author: Energy Fuels Final Stipulation and Consent Order Docket No. UGW12-04 (7MB) (12/12/12)—Author: DRC Public Participation Summary for Stipulation and Consent Order, Docket No. UGW12-04 (7MB) (09/11/12)—Author: DRC Response to March 19, 2012 DRC/URS Comments on Nitrate Corrective Action Plan – Docket No. UGW90-03 (14MB) (05/07/12)—Author: Dennison Nitrate …

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Gilly’s Inn

2019 Public Notice Public Notice (85 KB) Site Name: Former Gilly’s Inn Location: 15 North State Street, Ferron, Utah Close of Comments: July 13, 2019 Public Hearing – A public hearing may be held if written requests are received within the first 15 days of this public comment period that demonstrate significant public interest and …

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A Little Detective Work: Investigating Sites for Contamination

The CERCLA Branch in the Division of Environmental Response and Remediation (DERR) performs site investigations of potentially contaminated sites within the State of Utah to determine whether or not they pose a threat to human health and the environment and should be included on the federal Superfund National Priorities List (NPL).

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