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ERRG
ERRG
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Qualifications
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Environmental Remediation
Environmental Consulting
Civil and Geotechnical Engineering
Decommissioning, Demolition, and Renovation
Munitions Response
Disaster Recovery, Debris Management, and Rapid Response
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Contact Us
ERRG
ERRG
About Us
Qualifications
Locations
Environmental Remediation
Environmental Consulting
Civil and Geotechnical Engineering
Decommissioning, Demolition, and Renovation
Munitions Response
Disaster Recovery, Debris Management, and Rapid Response
Clients
Team
Careers
Contact Us
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About Us
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Environmental Remediation
Environmental Consulting
Civil and Geotechnical Engineering
Decommissioning, Demolition, and Renovation
Munitions Response
Disaster Recovery, Debris Management, and Rapid Response
Clients
Team
Careers
Contact Us
Disaster Recovery Sacha Opperman 4/27/26 Disaster Recovery Sacha Opperman 4/27/26

Fire Abatement and Debris Cleanup at Ripplebrook Work Center, Oak Grove Work Center, and Campgrounds, Mt. Hood National Forest, OR

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Environmental Consulting Sacha Opperman 10/9/25 Environmental Consulting Sacha Opperman 10/9/25

Risk Assessment, Tonto National Forest, Maricopa County, AZ

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Disaster Recovery Sacha Opperman 8/13/25 Disaster Recovery Sacha Opperman 8/13/25

Caldor Fire Hazmat Cleanup, El Dorado National Forest, CA

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Disaster Recovery Sacha Opperman 7/17/25 Disaster Recovery Sacha Opperman 7/17/25

Mendocino Complex Fire Disaster Debris Removal, Lake County, CA

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Decommissioning Sacha Opperman 1/17/25 Decommissioning Sacha Opperman 1/17/25

Deactivation and Decommission of TA-46

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Decommissioning Sacha Opperman 1/17/25 Decommissioning Sacha Opperman 1/17/25

IMF Risk Reduction Program

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Decommissioning Sacha Opperman 1/17/25 Decommissioning Sacha Opperman 1/17/25

Building 79 Demolition and Site Preparation

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Decommissioning Sacha Opperman 1/17/25 Decommissioning Sacha Opperman 1/17/25

Bayview Parcel 1 Cleanup & Site Preparation

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Munitions Response Sacha Opperman 10/7/24 Munitions Response Sacha Opperman 10/7/24

Operational Range Clearance and Maintenance of Fox Range, Marine Corps Base Hawaii, Pu’uloa Range Training Facility, Ewa Beach, Hawaii

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Munitions Response Sacha Opperman 9/9/24 Munitions Response Sacha Opperman 9/9/24

Time-Critical Removal Action for Phase II of UXO Site 00141 (Small Arms Range Complex B), Naval Air Station North Island, Coronado, California

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Environmental Remediation Sacha Opperman 8/5/24 Environmental Remediation Sacha Opperman 8/5/24

Sound Transit – South Renton Transit Center Remediation Project

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Munitions Response Sacha Opperman 7/8/24 Munitions Response Sacha Opperman 7/8/24

Remedial Action (RA) at Former Waikoloa Maneuver Area, Areas B, O, Q, and J

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Disaster Recovery Taryn Lohr 2/26/24 Disaster Recovery Taryn Lohr 2/26/24

Time Critical Removal Action, Greenville, CA

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Environmental Consulting Taryn Lohr 2/12/24 Environmental Consulting Taryn Lohr 2/12/24

Fiscal Year 2020 Pre-Demolition Survey at the U.S. Army Reserve Center CNMI, Garapan, Saipan

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Environmental Remediation Taryn Lohr 5/25/23 Environmental Remediation Taryn Lohr 5/25/23

Time Critical Removal Action at Argonaut Mine Tailings Site

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Environmental Remediation Taryn Lohr 5/25/23 Environmental Remediation Taryn Lohr 5/25/23

Building 206/208 Soil Remediation

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Environmental Remediation Taryn Lohr 5/25/23 Environmental Remediation Taryn Lohr 5/25/23

Petroleum-Contaminated Soil Removal at the Former Aua Fuel Farm

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Munitions Response Taryn Lohr 5/25/23 Munitions Response Taryn Lohr 5/25/23

Time-Critical Removal Action for Munitions

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Munitions Response Taryn Lohr 5/25/23 Munitions Response Taryn Lohr 5/25/23

Marine Corps Base Quantico, Range Clearance of Range 7, Range 15 CB/10-E/10R with 7 Road Gap

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Civil and Geotechnical Engineering Taryn Lohr 5/25/23 Civil and Geotechnical Engineering Taryn Lohr 5/25/23

Former Marine Corps Air Station Tustin, Remedial Action Design/Build

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Engineering/Remediation Resource Group
4585 Pacheco Blvd. Suite 200
Martinez, CA 94553

Phone: (925) 969-0750
Fax: (925) 969-0751