Point of Contacts

Brian A. Schumacher

(702) 798-2242
(702) 798-2107 fax
schumacher.brian@epa.gov

Steven P. Gardner
Geologist
(702) 798-2580
(702) 798-2107 fax
gardner.steve@epa.gov

D. Dale Werkema
Physical Scientist
(702) 798-2263
(702) 798-2107 fax
werkema.d@epa.gov

Stephen Billets
Research Chemist
(702) 798-2232
(702) 798-2107 fax
billets.stephen@epa.gov

Alan Williams
Physical Scientist
(702) 798-2103
(702) 798-2107 fax
williams.alan@epa.gov

Evan J. Englund
Math Statistician
(702) 798-2248
(702) 798-2107 fax
englund.evan@epa.gov

Katrina Varner
Research Chemist
(702) 798-2645
(702) 798-2107 fax
varner.katrina@epa.gov

Marion Edison
TSC Support
(702) 798-2176
(702) 798-2107 fax
edison.marion@epa.gov