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EPA Pacific Southwest (Region 9) Laboratory Contacts

EPA’s Pacific Southwest (Region 9) implements and enforces federal environmental laws in Arizona, California, Hawaii, Nevada, the Pacific Islands, and 148 Tribal Nations.

The Region 9 Laboratory is a full service, state-of-the-art facility specializing in chemical analysis, biological analysis and field sampling services.

Mailing Addresses

Corvallis Main Building
200 SW 35th Street
Corvallis, OR 97333
(541) 754-4600

Newport Main Building
2111 SE Marine Science Dr.
Newport, OR 97365

Field Services Support Center (FSSC)
23217 Kidder Street
Hayward, CA 94545
(510) 265-7400

Region 9 Resources
  • Region 9 Laboratory Home
  • Laboratory Contacts
  • Regional Science Council Contacts
  • Drinking Water Laboratory Certification
  • Sample Container and Preservation List
  • Field Services Summary
  • Standard Operating Procedures

Region 9 Laboratory Manager

Brewer, Alex (brewer.alex@epa.gov)
(541) 754-4570

Region 9 FSSC Manager (Acting)

Duane James (james.duane@epa.gov)
(415) 972-3988

Chemistry Coordinator

Michael Spiegel (spiegel.michael@epa.gov)
(541) 754-4519

Laboratory Quality Assurance Officer

Andrew Mendez (mendez.andrew@epa.gov)
(541) 754-4574

Regional Sample Control Coordinator

Jamie Carmon (carmon.jamie@epa.gov)
(510) 412-2389

Region 9 Laboratory Contacts by Subject

  • General
  • Chemistry
  • Biology
  • Field

General Contacts

Subject Primary Contact Secondary Contact
Analytical Services Michael Spiegel
(514) 754-4519
Andrew Mendez
(541) 754-4574
Environmental Management System (EMS) Jason Lewis
(541) 754-4537
N/A
Drinking Water Laboratory Certification Cynthia Holman
(510) 265-7406
Chris Cagurangan
(510) 265-7405
Laboratory Safety, Health & Environmental Management Jason Lewis
(541) 754-4537
Chris Cagurangan
(510) 265-7405
Laboratory Quality Assurance Andrew Mendez
(541) 754-4574
Alex Brewer
(503) 984-3871
Safety and Health Management System (SHMS) Jason Lewis
(541) 754-4537
N/A
Sample Containers Jamie Carmon
(541) 754-4490
Andrew Mendez
(541) 754-4574
Sample Holding Times/Preservations Jamie Carmon
(541) 754-4490
Andrew Mendez
(541) 754-4574
Sample Login/Receipt Jamie Carmon
(541) 754-4490
Andrew Mendez
(541) 754-4574
Sampling Equipment Bob Hopeman
(510) 265-7402
Junn Masongsong
(510) 265-7403
Sampling Requests Bob Hopeman
(510) 265-7402
Junn Masongsong
(510) 265-7403
Sampling Technical Advice Bob Hopeman
(510) 265-7402
Junn Masongsong
(510) 265-7403

Chemistry Contacts

Subject Primary Contact Secondary Contact
Air Methods Bob Hopeman
(510) 265-7402
N/A
Drinking Water Lab Certification
— Chemistry & Radiochemistry
Cynthia Holman
(510) 265-7406
Chris Cagurangan
(510) 265-7405
Drinking Water Methods Chris Cagurangan
(510) 265-7405
Cynthia Holman
(510) 265-7406
Immunoassay Cynthia Holman
(510) 265-7406
Andrew Mendez
(541) 754-4574
Inorganic Chemistry Methods Michael Spiegel
(514) 754-4519
Andrew Mendez
(541) 754-4574
Metals Analysis Michael Spiegel
(541) 754-4519
N/A
Metals in Saline Waters Michael Spiegel
(541) 754-4519
N/A
Organic Chemistry Methods Andrew Mendez
(541) 754-4574
Michael Spiegel
(541) 754-4519
Standard Reference Photometer
— Ozone Standard Verification
Bob Hopeman
(510) 265-7402
N/A
Soil Gas Analysis Michael Spiegel
(541) 754-4519
Bob Hopeman
(510) 265-7402
Toxicity Characteristic Leaching Procedure (TCLP) Michael Spiegel
(541) 754-4519
Andrew Mendez
(541) 754-4574

Biology Contacts

Subject Primary Contact Secondary Contact
Bioassays/Toxicity Tests (water & sediment)
— Marine Toxicity Tests
Jamie Carmon
(541) 754-4490
N/A
Bioassays/Eco-assessments Jamie Carmon
(541) 754-4490
N/A
Biological Methods and Monitoring Jamie Carmon
(541) 754-4490
N/A
Drinking Water Lab Certification
— Microbiology
Cynthia Holman
(510) 265-7406
N/A
Marine Aquatic Toxicity Test Jamie Carmon
(541) 754-4490
N/A
Marine Benthic Invertebrate Identification Jamie Carmon
(541) 754-4490
N/A
Microbiology Cynthia Holman
(510) 265-7406
N/A

Field Contacts

Subject Primary Contact Secondary Contact
Field Analytical Support Bob Hopeman
(510) 265-7402
Junn Masongsong
(510) 265-7403
Field Audits Bob Hopeman
(510) 265-7402
Junn Masongsong
(510) 265-7403
Field Equipment Bob Hopeman
(510) 265-7402
Junn Masongsong
(510) 265-7403
Field Sampling Assistance Bob Hopeman
(510) 265-7402
Junn Masongsong
(510) 265-7403
Field Sampling Techniques Bob Hopeman
(510) 265-7402
Junn Masongsong
(510) 265-7403

About EPA

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Last updated on June 12, 2025
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