Eastern Branch - Region 3

Region 3 Location

Region 3 includes Delaware, District of Columbia, Pennsylvania, Maryland, Virginia, and West Virginia.


Region 3 includes Delaware, District of Columbia, Pennsylvania, Maryland, Virginia, and West Virginia.


The Agency for Toxic Substances and Disease Registry (ATSDR) works with states and other federal agencies to prevent exposure to hazardous substances from waste sites. The agency conducts public health assessments, health studies, surveillance activities, and health education training in communities around waste sites on the U.S. Environmental Protection Agency’s National Priorities List.


ATSDR US EPA Region 3
1650 Arch Street (3HS00)
Philadelphia, PA 19103-2029

Region 3 Contacts

Lora Siegmann Werner, MPH
Regional Director
(215) 814-3141
(215) 814-3003 – FAX
lkw9@cdc.gov


Karl Markiewicz, Ph.D.
Senior Toxicologist
Regional Representative
(215) 814-3149
(215) 814-3001 – FAX
kvm4@cdc.gov


Ana Pomales-Schickli, MS
Regional Representative
(215) 814-5716
(215) 814-3003 – FAX
fwa9@cdc.gov


Robert Helverson, MS
Environmental Health Scientist
Regional Representative
(215) 814-3139
gfu6@cdc.gov


Christine Lloyd, MPH, M.S. 
Regional Representative/Toxicologist
(215) 814-3142
(215) 814-3003 – FAX
hjn7@cdc.gov


Pat Giles
Administrative Support/SEEP
(215)814-5343
(215) 814-3003 – FAX
kvt9@cdc.gov

Page last reviewed: September 16, 2015