Biologist |
Jennifer L Agee |
jlagee@usgs.gov |
303-236-3475 |
Database Administrator |
Bryan A. Anderson |
baanderson@usgs.gov |
303-236-3723 |
Supervisory Hydrologic Technician |
Sonny E Anderson |
seanders@usgs.gov |
407-803-5576 |
Chief (Acting), Hydrologic Instrumentation Facility |
Cory E Angeroth |
angeroth@usgs.gov |
801-908-5048 |
Data Scientist |
Alison Appling, PhD |
aappling@usgs.gov |
|
Science Communicator |
Althea A. Archer, PhD |
aaarcher@usgs.gov |
|
Research Hydrologist |
Stacey A Archfield |
sarch@usgs.gov |
703-648-5868 |
Chemist |
Kitchner Forest Ash |
Kash@usgs.gov |
303-236-3160 |
Physical Scientist |
Jessi Ayers |
jrayers@usgs.gov |
|
Data Scientist/Data Visualization Specialist |
Elmera Azadpour |
eazadpour@usgs.gov |
|
Biologist |
Shaun Baesman |
sbaesman@usgs.gov |
650-329-4459 |
Research Geologist |
Larry B Barber, II |
lbbarber@usgs.gov |
303-541-3039 |
Coordinator for Water Resources |
Carise D Barbour |
cbarbour@usgs.gov |
703-648-4383 |
Financial Specialist |
Talor B Barnes |
tbbarnes@usgs.gov |
303-236-4552 |
General Supply Specialist |
Germaine J. Baron |
gbaron@usgs.gov |
303-236-3704 |
Surface Water Specialist |
Scott E Bass, PE |
sbass@usgs.gov |
(443) 202-2945 |
Program Officer |
Todd E Baumann |
tbaumann@usgs.gov |
225-436-2715 |
Information Technology Specialist |
Carmen R. Baxter |
crbaxter@usgs.gov |
804-261-2607 |
Chemist |
Delicia A Beaty |
dbeaty@usgs.gov |
303-236-1817 |
Research Hydrologist |
Barbara A. Bekins, PhD |
babekins@usgs.gov |
650-329-4691 |
Research Hydrologist |
Ken Belitz |
kbelitz@usgs.gov |
858-775-6309 |
Physical Science Technician |
Caitlyn M Benson |
cmbenson@usgs.gov |
303-236-3966 |
Hydrologic Technician |
Daniel K Blankenship |
dblanken@usgs.gov |
850-553-3665 |
Deputy Chief Operating Officer |
William B Blanks |
boyceb@usgs.gov |
803-750-6157 |
Biologist |
Paul A Bliznik |
pbliznik@usgs.gov |
303-541-3026 |
Civil Engineer |
David L Blodgett |
dblodgett@usgs.gov |
608-821-3899 |
Chief, Analysis and Prediction Branch |
Joel Blomquist |
jdblomqu@usgs.gov |
|
Hydrologist for the Geospatial Intelligence Branch |
Andrew R Bock |
abock@usgs.gov |
303-236-6875 |
Emeritus Scientist, Earth Systems Processes Division |
John Karl Bohlke, PhD |
jkbohlke@usgs.gov |
703-648-6325 |
Senior Advisor, Office of the Chief Operating Officer |
Nathaniel (Nate) Booth |
nlbooth@usgs.gov |
608-239-1108 |
Chemist |
Jonathan D Boothe |
jboothe@usgs.gov |
303-236-1461 |
Engineering Technician |
James Bounds |
Jbounds@usgs.gov |
228-688-1355 |
Research Physical Scientist |
Corinne Bowers, PhD |
cbowers@usgs.gov |
|
Deputy Director, Integrated Modeling and Prediction Division |
John Brakebill |
jwbrakeb@usgs.gov |
443-498-5557 |
Hydrologist and Data Management Coordinator, Office of Quality Assurance |
Angela K Brennan |
akbrennan@usgs.gov |
(571) 591-2777 |
Research Hydrologist |
Martin A. Briggs |
mbriggs@usgs.gov |
|
Operations Research Analyst |
Donald Brown |
brownd@usgs.gov |
970-226-9155 |
Research Oceanographer |
Jenna Brown, PhD |
jennabrown@usgs.gov |
727-502-8000 |
Hydrologic Technician |
Colby W Brown |
colbybrown@usgs.gov |
971-666-0643 |
Physical Scientist |
Jennifer L Bruce |
jlbruce@usgs.gov |
608-821-3906 |
Usability Specialist |
Rachel Volentine Bryan |
rbryan@usgs.gov |
|
Engineering Technician |
Bryan D Buck |
bbuck@usgs.gov |
703-648-5874 |
Computer Engineer |
Mary S Bucknell |
mbucknell@usgs.gov |
608-821-3920 |
Civil Engineer |
Jessica Buren |
jlucido@usgs.gov |
608-821-3841 |
Administrative Operations Assistant |
Angela A Burns |
aburns@usgs.gov |
813-498-5014 |
Hydrologic Technician |
David D. Byers |
dbyers@usgs.gov |
|
Hydrologist |
Michael James Byrne, Sr. |
mbyrne@usgs.gov |
407-230-1558 |
Biologist |
Daniel Cain |
djcain@usgs.gov |
650-329-4478 |
Assistant Director for Hydrologic Studies |
Daniel L Calhoun |
dcalhoun@usgs.gov |
678-924-6629 |
Manager, Ecological Flows Program |
Daren M Carlisle, Ph.D. |
dcarlisle@usgs.gov |
785-832-3524 |
Hydrological Technician |
Mark V Carnley |
mcarnley@usgs.gov |
228-688-1260 |
Science Communicator |
Amanda Carr |
ancarr@usgs.gov |
|
Physical Scientist |
Matthew J Cashman, Ph.D. |
mcashman@usgs.gov |
443-498-5511 |
IT Specialist |
Nicholas Westley Castaneda |
ncastaneda@usgs.gov |
|
IT Specialist |
Mike Caucutt |
mcaucutt@usgs.gov |
608-781-6345 |
Interdisciplinary Data Scientist |
Alisha Yee Chan |
achan@usgs.gov |
571-564-0532 |
Hydrologist |
Scott R Charlton |
charlton@usgs.gov |
303-278-7935 |
Science Advisor |
Todd A Chaudhry, Ph.D. |
tchaudhry@usgs.gov |
703-424-8138 |
Physical Scientist |
Se Jong Cho, PhD |
scho@usgs.gov |
|
Hydrologist |
Jay Choi |
jchoi@usgs.gov |
703-648-5418 |
Distribution Facilities Specialist |
Kenneth Chong |
kchong@usgs.gov |
228-688-2898 |
Physical Science Technician |
Doug Choy |
dchoy@usgs.gov |
650-329-4316 |
Hydrologic Technician |
Michael Clark |
maclark@usgs.gov |
301-687-0919 Ext: 11 |
Deputy Program Coordinator |
Brian R Clark |
brclark@usgs.gov |
501-352-1864 |
Scientist Emeritus |
James Cloern |
jecloern@usgs.gov |
650-329-4594 |
Director, Office of Quality Assurance |
Alissa Coes |
alcoes@usgs.gov |
520-279-3599 |
Research Chemist |
Christopher Conaway |
cconaway@usgs.gov |
650-329-4516 |
Physical Science Technician |
Dylan Cone |
dcone@usgs.gov |
303-236-3276 |
Chief, Data Science Branch |
Gericke Cook |
gcook@usgs.gov |
|
Director |
Tyler B. Coplen, Ph.D. |
tbcoplen@usgs.gov |
703-648-5862 |
Hydrologist |
Hayley Corson-Dosch |
hcorson-dosch@usgs.gov |
|
Analytical Chemist |
Janette M Cottrell |
jcottrell@usgs.gov |
303-236-3945 |
Information Technology Specialist |
David L Coyle |
dlcoyle@usgs.gov |
703-648-5232 |
HIF Engineering/Electronics Technician and Instructor |
Ray Elliott "Elliott" Crawford, III |
recrawford@usgs.gov |
(228) 688-1676 |
Deputy Director, Office of Planning and Programming |
Dianna Crilley |
dcrilley@usgs.gov |
619-507-9961 |
Research Biologist |
Marie Noele Croteau, Ph.D. |
mcroteau@usgs.gov |
650-329-4424 |
Research Hydrogeologist |
Kevin John Cunningham, PhD |
kcunning@usgs.gov |
954-377-5913 |
HIF Supply Technician |
Robin L Dailey |
rldailey@usgs.gov |
228-688-2898 |
Hydrologist |
Isaac A Dale |
idale@usgs.gov |
|
Supervisory Hydrologic Technician |
Timothy L Dalrymple |
tldalrym@usgs.gov |
787-749-7414 |
Program Coordinator |
Mindi Dalton |
msdalton@usgs.gov |
770-283-9728 |
Information Technology Specialist |
Bruce R Darnel |
brdarnel@usgs.gov |
303-236-3725 |
Director (Acting), Observing Systems Division |
Jeff Deacon |
jrdeacon@usgs.gov |
|
Technical Review Specialist |
Anna Deetz-Boetsma |
adeetz@usgs.gov |
609-771-3988 |
Scientist Emeritus |
Geoffrey Delin |
delin@usgs.gov |
303-236-1471 |
Engineering Technician |
Nikki Denton |
ndenton@usgs.gov |
228-688-1602 |
Associate Director for Data |
Mark R Dickman |
mdickman@usgs.gov |
916-666-9951 |
Hydrologist |
Vincent J Difrenna |
vdifrenna@usgs.gov |
570-296-7213 |
Data Management Unit Chief |
Corin M Downs |
cdowns@usgs.gov |
813-498-5062 |
Physical Scientist |
Oronde Drakes |
odrakes@usgs.gov |
|
Assistant Center Director |
Rachel DuBose, PhD |
rdubose@usgs.gov |
|
Scientist Emeritus |
Neil M Dubrovsky |
nmdubrov@usgs.gov |
916-278-3078 |
Information Technology Specialist |
Joel M Dudley |
jmdudley@usgs.gov |
207-626-6609 |
Surface Water Specialist |
Jeffery East |
jweast@usgs.gov |
936-271-5326 |
Research Hydrologist |
Brian A. Ebel |
bebel@usgs.gov |
303-236-3977 |
Director, Earth Systems Processes Division |
Sandra Eberts |
smeberts@usgs.gov |
|
Chief, Hydrologic Remote Sensing Branch |
Jack Eggleston |
jegglest@usgs.gov |
703-459-3903 |
Chief Technology Officer, Enterprise Technology Office |
Carter J Elmore |
celmore@usgs.gov |
719-400-8290 |
Information Technology Specialist (Security) |
Carolyn M Emmanuelli |
mccullou@usgs.gov |
608-821-3859 |
Hydrologist |
Ken Eng, PhD |
keng@usgs.gov |
703-648-5843 |
Geographer |
Frank L Engel, Ph.D. |
fengel@usgs.gov |
210-691-9213 |
Research Hydrologist |
Hedeff I Essaid, Ph.D. |
hiessaid@usgs.gov |
650-329-4581 |
Administrative Officer |
Melanie A Estep |
mestep@usgs.gov |
303-236-4551 |
Information Technology Specialist |
Eric J Everman |
eeverman@usgs.gov |
651-269-4735 |
Physical Scientist |
Joseph K Fackrell |
jfackrell@usgs.gov |
650-329-4515 |
Acting Director, Northeast Climate Adaptation Science Center |
William H Farmer, Ph.D. |
wfarmer@usgs.gov |
303-236-4981 |
Geographer |
Kaycee E. Faunce |
kfaunce@usgs.gov |
|
Information Technology Specialist |
Annette B Feazell |
afeazell@usgs.gov |
813-498-5020 |
Information Technology Specialist |
Benjamin R Feinstein |
bfeinstein@usgs.gov |
608-821-3815 |
Engineering Technician |
Veronica Ferman |
vferman@usgs.gov |
228-688-1546 |
USGS National Groundwater Networks Coordinator​ |
Jason M Fine |
jmfine@usgs.gov |
919-817-5395 |
Public Affairs Specialist |
David N Fisher |
dfisher@usgs.gov |
|
Physical Scientist |
Benjamin N. Fisher |
bfisher@usgs.gov |
405-334-7822 |
Hydrologist |
Irene J Fisher |
ifisher@usgs.gov |
631-736-0783 Ext: 117 |
Supervisory Hydrologist |
Laura E Flight |
lflight@usgs.gov |
207-626-6629 |
Hydrologist |
Sydney S Foks |
sfoks@usgs.gov |
303-236-5022 |
Research Chemist |
William T Foreman |
wforeman@usgs.gov |
|
HIF Electronics Technician |
Jay M Fouquette |
fouquett@usgs.gov |
228-688-3679 |
Engineering Technician |
Bryan Frierson |
bfrierson@usgs.gov |
228-688-1838 |
Master (Vessel David H. Peterson) |
Joel T Fritsch |
jfritsch@usgs.gov |
650-400-2861 |
Information Technology Specialist |
Janell Fry |
janell_fry@usgs.gov |
703-474-7936 |
Program Assistant |
Nana L Frye |
nlfrye@usgs.gov |
703-648-6862 |
Director, Observing Systems Division |
Janice Fulford |
jfulford@usgs.gov |
228-342-3652 |
Hydrologist |
Christopher Fuller |
ccfuller@usgs.gov |
650-329-4479 |
Scientist Emeritus |
Devin Lynn Galloway |
dlgallow@usgs.gov |
916-801-2040 |
Deputy Director, Integrated Information Dissemination Division |
James J Galvin, PhD |
jgalvin@usgs.gov |
703-648-4000 |
Research Hydrologist |
Allen C Gellis, Ph.D. |
agellis@usgs.gov |
443-498-5581 |
Chemist |
Durga Ghosh |
dghosh@usgs.gov |
410-267-5750 |
Civil Engineer |
Julieta GĂłmez-Fragoso |
jgomez-fragoso@usgs.gov |
787-749-7479 |
IT Specialist (Internet) |
Annette Goode |
agoode@usgs.gov |
703-648-5303 |
Hydrologist |
Phillip Goodling |
pgoodling@usgs.gov |
443-498-5586 |
Hydrologist |
Debbie Warner Gordon, PG |
dwarner@usgs.gov |
678-924-6647 |
Hydrologic Technician |
Burl B Goree |
bbgoree@usgs.gov |
318-251-9630 Ext: 12 |
Machine Learning Specialist |
Galen Gorski |
ggorski@usgs.gov |
|
Research Chemist |
James L Gray, PhD |
jlgray@usgs.gov |
303-236-3776 |
Information Technology Specialist |
Charmaine E Green |
cegreen@usgs.gov |
954-377-5909 |
Research Hydrologist |
Christopher T Green, Ph.D. |
ctgreen@usgs.gov |
650-439-2728 |
Associate Center Director for Data |
Kevin J Grimsley, P.E. |
kjgrims@usgs.gov |
813-224-5064 |
Biologist |
Scott A Grotheer |
sagrothe@USGS.gov |
303-236-3486 |
Hydrologist |
Lance R Gruhn |
lgruhn@usgs.gov |
319-333-4579 |
Program Analyst |
Rita E Haddad-Khalil |
rhaddad@usgs.gov |
703-648-4611 |
Hydrologic Technician |
W. Kevin Hadley |
wkhadley@usgs.gov |
228-688-3267 |
IT Specialist |
Andrew S Halper |
ashalper@usgs.gov |
520-670-3330 |
CFWSC Fort Myers Office, Data Chief |
Sara Hammermeister |
shammer@usgs.gov |
239-275-8448 Ext: 18 |
Machine Learning Specialist |
Scott Hamshaw, Ph.D., P.E. |
shamshaw@usgs.gov |
|
Research Hydrologist |
Merritt Harlan, PhD |
mharlan@usgs.gov |
|
Research Hydrologist |
Ronald W Harvey |
rwharvey@usgs.gov |
303-541-3034 |
Senior Research Hydrologist |
Judson W Harvey |
jwharvey@usgs.gov |
571-420-7616 |
IT specialist |
Michael R Haschke |
mhaschke@usgs.gov |
303-236-3735 |
Hydrologist |
Jory S Hecht, PhD |
jhecht@usgs.gov |
508-490-5005 |
Information Technology Specialist |
Barry L Heck |
bheck@usgs.gov |
608-821-3826 |
Chemist |
Dawn M Hemmerle |
dhemmerle@usgs.gov |
303-236-3475 |
Chief Projects Officer |
Glenn Henz |
ghenz@usgs.gov |
916-278-3101 |
Hydrologist |
Liv Herdman |
lherdman@usgs.gov |
518-285-5654 |
Scientist Emeritus |
William N Herkelrath |
wnherkel@usgs.gov |
650-329-4625 |
Research Social Scientist, Southwest CASC |
Nicole M Herman-Mercer |
nhmercer@usgs.gov |
303-236-5031 |
Director, Laboratory and Analytical Services Division |
Selene Hernandez Ruiz, PhD |
shernandezruiz@usgs.gov |
|
Administrative Operations Assistant |
Ashlie F Hill |
ahill@usgs.gov |
813-498-5058 |
Information Technology Specialist |
Megan K Hines |
mhines@usgs.gov |
608-821-3917 |
Data Scientist |
Elise Hinman |
​ehinman@usgs.gov​ |
|
Research Hydrologist Emeritus |
Robert M Hirsch |
rhirsch@usgs.gov |
703-648-5888 |
Hydrologist |
Timothy O Hodson, Ph.D. |
thodson@usgs.gov |
217-328-9733 |
Biologist |
Robert W Hood |
rwhood@usgs.gov |
303-236-3485 |
Physical Scientist |
Candice Hopkins |
chopkins@usgs.gov |
208-387-1320 |
Research Physical Scientist |
Michelle Hornberger, PhD |
mhornber@usgs.gov |
​650-439-2858 |
Hydrologic Technician |
Stephen Patrick Huddleston |
shuddle@usgs.gov |
518-285-5600 |
Hydrologist |
Joseph Hughes |
jdhughes@usgs.gov |
703-648-5805 |
IT Specialist |
Michael Ierardi |
mierardi@usgs.gov |
703-648-5649 |
Willamette River Basin IWS Team |
Willamette River Basin IWS Team |
WillametteIWS@usgs.gov |
|
Physical Scientist |
Jeanne Jaeschke |
jaeschke@usgs.gov |
703-648-5872 |
Research Chemist |
Jeramy R Jasmann, Ph.D. |
jjasmann@usgs.gov |
303-541-3007 |
Information Technology Specialist |
Yvonne S Jenkins |
ygsaunde@usgs.gov |
703-648-5589 |
Hydrologist |
Carole D. Johnson |
cjohnson@usgs.gov |
860-487-7402 Ext: 17 |
Office of Quality Assurance, Data Management Specialist |
Katherine (Kate) Jones |
kkjones@usgs.gov |
801-908-5019 |
HIF: Engineering Technician |
Damon A Jones, Sr. |
dajones@usgs.gov |
228-688-7176 |
Technical Information Specialist |
Joanne C Jones |
jcjones@usgs.gov |
228-688-1521 |
Budget Analyst |
Susan W Jones |
swjones@usgs.gov |
813-498-5009 |
Physical Scientist - Product Owner |
Amber S. Jones |
asjones@usgs.gov |
|
Research Geographer |
John W. Jones |
jwjones@usgs.gov |
703-994-3224 |
Director, Office of Planning and Programming |
Robert L Joseph |
rljoseph@usgs.gov |
512-927-3502 |
Deputy Associate Director |
Joshua Joseph, Jr., PhD |
jajoseph@usgs.gov |
(571) 591-4573 |
Chemist |
Valerie S Jugert |
vjugert@usgs.gov |
303-236-3161 |
Hydrologic Technician |
Elaiya R Jurney |
ejurney@usgs.gov |
505-830-7900 |
Hydrologist |
Evangelos Kakouros |
kakouros@usgs.gov |
650-329-5784 |
Information Techology Specialist |
Joseph P Kalfsbeek |
kalfsbek@usgs.gov |
|
Hydrologic Technician |
Taylor A Kall |
tkall@usgs.gov |
954-377-5983 |
Physical Scientist |
Skylar (Jace) Kaminski |
skaminski@usgs.gov |
402 328-4175 |
Chemist |
Christopher J Kanagy |
ckanagy@usgs.gov |
303-236-3262 |
Chemist |
Leslie K Kanagy |
lkkanagy@usgs.gov |
303-236-3243 |
Geographer |
Chintamani Kandel |
ckandel@usgs.gov |
804-261-2626 |
Physical Scientist / Hydrogeologist |
Josh Kasper |
jkasper@usgs.gov |
4434985500 |
Physical Scientist |
Jennifer E Katz |
jkatz@usgs.gov |
631 736 0783 |
Chief, Hydrologic Impacts Branch |
Jeni Keisman, Ph.D. |
jkeisman@usgs.gov |
|
Hydrologist (Surface Water Specialist) |
Terry A Kenney |
tkenney@usgs.gov |
801-908-5046 |
Research Hydrologist |
Douglas Kent |
dbkent@usgs.gov |
650-329-4461 |
Computer Scientist |
Daniel Kester |
dekester@usgs.gov |
608-821-3854 |
Scientist Emeritus |
Yousif K Kharaka |
ykharaka@usgs.gov |
650-329-4535 |
Supervisory Research Hydrologist |
Tyler King |
tvking@usgs.gov |
208-387-1352 |
Hydrologist (Geol) |
Sandra L Kinnaman |
kinnaman@usgs.gov |
813-498-5079 |
Hydrologist |
Paul Kinzel |
pjkinzel@usgs.gov |
303-278-7941 |
Hydrologist |
Ethan Kirby |
ekirby@usgs.gov |
|
Streamflow Technologies and Hydroacoustic Lead |
Travis M. Knight |
tknight@usgs.gov |
|
Supply Technician |
Christopher B Knoll |
cknoll@usgs.gov |
303-236-2000 |
Research Hydrologist |
Noah Knowles |
nknowles@usgs.gov |
650-329-4476 |
Data Scientist (Biologist) |
Lauren Koenig |
lkoenigsnyder@usgs.gov |
|
Scientist Emeritus |
Leonard Konikow |
lkonikow@usgs.gov |
703-648-5878 |
Physical Scientist |
Jeffrey Kwang |
jkwang@usgs.gov |
|
Chief, Modeling Support and Coordination Branch |
Jacob LaFontaine |
jlafonta@usgs.gov |
678-924-6664 |
Lower Mississippi-Gulf WSC - Supervisory Hydrologist |
Darrell S Lambeth |
dlambeth@usgs.gov |
205-348-0950 |
Senior Advisor for Water/International |
John W Lane, Jr., Ph.D. |
jwlane@usgs.gov |
860-487-7402 |
Research Hydrologist |
Christian Langevin |
langevin@usgs.gov |
763-783-3121 |
Center Director |
Casey J Lee |
cjlee@usgs.gov |
785-760-1958 |
Research Hydrologist |
Carl J Legleiter |
cjl@usgs.gov |
|
Hydrologic Technician (Field Assistant) |
Allison M Leninger |
aleninger@usgs.gov |
703-648-5872 |
Physical Scientist |
Leah E Kammel Lenoch |
llenoch@usgs.gov |
608-212-7890 |
Director, Integrated Modeling and Prediction Division |
David Lesmes |
dlesmes@usgs.gov |
703-648-4558 |
Product Owner |
Shirley Leung |
sleung@usgs.gov |
|
Supervisory IT Specialist |
Kathy A Lindblom |
Klindblo@usgs.gov |
303-236-3726 |
Hydrologist |
Bruce Lindsey |
blindsey@usgs.gov |
717-730-6964 |
Research Hydrologist |
Benjamin S. Linhoff, Ph.D. |
blinhoff@usgs.gov |
|
Chief, Infrastructure and Services Branch |
Jason Livingston |
jtlivingston@usgs.gov |
|
HIF Engineering Technician |
Gary E Loman |
geloman@usgs.gov |
228-688-1569 |
Biologist |
Jennifer M Lorenz |
jlorenz@usgs.gov |
703-648-5894 |
Hydrologist |
Robert R. Lotspeich |
rlotspei@usgs.gov |
|
Budget Analyst |
Jamie Lowndes |
jlowndes@usgs.gov |
609-771-3905 |
Research General Engineer |
Lisa V. Lucas |
llucas@usgs.gov |
650-329-4588 |
maintenance mechanic |
Andrew J Lucero |
alucero@usgs.gov |
303-236-2000 |
Supervisory Physical Scientist |
Kris D Lund |
kdlund@usgs.gov |
608-821-3860 |
​Biologist (Data Scientist)​ |
Mike Mahoney, PhD |
mjmahoney@usgs.gov |
|
Supervisory Hydrologic Technician |
Brenda Majedi |
blfeit@usgs.gov |
443-498-5527 |
Chief, Support Branch |
Steven Markstrom |
markstro@usgs.gov |
303-236-3330 |
Program Analyst |
Christine M Marsh |
cmarsh@usgs.gov |
608-821-3840 |
Chief, Support Services |
Milton E. Marshall |
memarsha@usgs.gov |
303-236-3715 |
Hydrologist |
Cameron Marshall |
marshall@usgs.gov |
253-552-1618 |
Scientist Emeritus |
Deborah Martin |
damartin@usgs.gov |
303-541-3024 |
Physical Science Technician |
RoseAnn Martin |
ramartin@usgs.gov |
303-236-1874 |
Chief Science Advisor |
Meredith Richardson Martin, PhD |
mrmartin@usgs.gov |
(571) 581-7589 |
Administrative Operations Assistant |
Jose V Martinez |
jmartinez@usgs.gov |
650-439-2294 |
Data Scientist |
Anthony Martinez |
ajmartinez@usgs.gov |
|
Information Technology Specialist |
Kimberley L Martz |
kimmartz@usgs.gov |
703-648-5497 |
Research Microbiologist |
Mark Marvin-DiPasquale, PhD |
mmarvin@usgs.gov |
650-329-4442 |
Chemist |
Alex Mass |
amass@usgs.gov |
303-236-1876 |
Supervisory Hydrologist |
Kristina Kirkyla Masterson, P.E. |
kmasterson@usgs.gov |
(518) 285-5695 |
Financial Specialist |
Isaac J Matson |
imatson@usgs.gov |
303-236-3570 |
National Streamgage Networks Coordinator |
Brian McCallum |
bemccall@usgs.gov |
678-924-6672 |
NADP Coordinator/Meteorologist |
Ryan McCammon |
rmccammon@usgs.gov |
|
Physical Scientist/Database Developer |
Alice J McCarthy |
ajmccart@usgs.gov |
|
Research Chemist |
R. Blaine McCleskey |
rbmccles@usgs.gov |
303-541-3071 |
Chief, Water Budget Branch |
Kurt McCoy |
kjmccoy@usgs.gov |
804-261-2656 |
Chief |
Jeff W. McCoy, PhD |
jefmccoy@usgs.gov |
303-236-3500 |
Supervisory Hydrologic Technician |
William J McDevitt |
mcdevitt@usgs.gov |
813-498-5068 |
Hydrologist |
Richard McDonald |
rmcd@usgs.gov |
303-236-4985 |
Senior Science Advisor, Office of the Associate Director for Water |
Timothy J McHale |
tmchale@usgs.gov |
303-236-1225 |
​Water Science School Product Owner and Science Communicator​ |
Jessica (Jess) Mckay |
jlmckay@usgs.gov |
|
Research Ecologist |
Michael R Meador |
mrmeador@usgs.gov |
703-648-5620 |
Administrative Operations Assistant |
Kristal M Medina |
kmedina@usgs.gov |
407-803-5561 |
Research Geographer |
Michael F Meyer, PhD |
mfmeyer@usgs.gov |
|
Research Hydrologist |
Matthew Miller |
mamiller@usgs.gov |
303-541-3048 |
Scientist Emeritus |
Laurence G Miller |
lgmiller@usgs.gov |
650-329-4475 |
Information Technology Specialist |
James L Montoya |
jmontoya@usgs.gov |
303-236-3732 |
Research Hydrologist |
John A Moody |
jamoody@usgs.gov |
303-541-3011 |
Data Management Specialist |
Carol Morel |
cmorel@usgs.gov |
571-433-5268 |
IT Specialist |
James E Morris |
jmorris@usgs.gov |
785-832-3572 |
Chemist |
Stanley J Mroczkowski |
smroczko@usgs.gov |
703-648-5870 |
Hydrologist |
Adam C Mumford |
amumford@usgs.gov |
703-648-5893 |
Administrative operations Assistant |
Heidi L Murphy |
hmurphy@usgs.gov |
303-236-5021 |
Research Hydrologist |
Sheila Murphy |
sfmurphy@usgs.gov |
303-541-3023 |
Hydrologist |
Erin M Murray |
emurray@usgs.gov |
208-387-1328 |
Chemist |
Lucinda K Murtagh |
lmurtagh@usgs.gov |
303-236-3281 |
HIF Engineering Technician |
Harold R Myers |
hrmyers@usgs.gov |
228-688-1610 |
Data Visualization Specialist |
Cee Nell, PhD |
cnell@usgs.gov |
608-828-9901 |
Chief, Engineering Branch |
Jeremy K Newson |
jknewson@usgs.gov |
|
Director, Integrated Information Dissemination Division |
Joseph P Nielsen |
jnielsen@usgs.gov |
|
IT Specialist |
Jordan Nihart |
jnihart@usgs.gov |
228-688-1535 |
Research Physicist Emeritus |
John R. Nimmo, Ph. D. |
jrnimmo@usgs.gov |
650-329-4537 |
Research Hydrologist |
Richard G Niswonger |
rniswon@usgs.gov |
|
Information Technology Specialist |
Shawn C Noble |
scnoble@usgs.gov |
319-358-3640 |
Chemist |
Joshua J Nordick |
jnordick@usgs.gov |
303-236-3162 |
Chemist |
Cecilia A O'Connor |
coconnor@usgs.gov |
303-236-3142 |
Student Trainee (Hydrology) |
Emily O'Donnell |
eodonnell@usgs.gov |
(443) 498-5570 |
Financial Specialist |
Karen S O'mara |
ksomara@usgs.gov |
650-329-4416 |
Hydrologist |
Gretchen P. Oelsner , PhD |
goelsner@usgs.gov |
​505-980-6494  |
IT Specialist |
Dane J Ohe |
djohe@usgs.gov |
512-927-3538 |
Hydrologist |
Samantha K Oliver, PhD |
soliver@usgs.gov |
608-821-3824 |
Water Quality Specialist |
Lisa D Olsen |
ldolsen@usgs.gov |
703-648-5809 |
Scientist Emeritus |
Carolyn G Olson |
colson@usgs.gov |
703-648-5864 |
Government Information Specialist |
Patricia Orlando |
porlando@usgs.gov |
|
Information Technology Specialist (Web Developer) |
Tade (Chip) Orr |
tworr@usgs.gov |
|
International Travel Specialist |
Milagros Ortiz |
mortiz@usgs.gov |
787-414-8584 |
Clerical Assistant |
Harry M Padbury |
hpadbury@usgs.gov |
703-648-5240 |
Regional Management Officer |
R. Scott Padgett |
rspadget@usgs.gov |
813-498-5026 |
Program Manager, Water Use and Water Budget Research Science Programs |
Jaime A Painter |
jpainter@usgs.gov |
|
Biologist |
Francis Parchaso |
parchaso@usgs.gov |
650-329-4586 |
HIF Electronics Technician |
Edward J Parrozzo |
parrozo@usgs.gov |
228-688-1540 |
Mendenhall Postdoctoral Fellow / Research Hydrologist, WMA Earth Systems Processes Division |
Trevor Partridge, PhD |
tpartridge@usgs.gov |
|
NWIS Modernization Program Manager |
Daniel K Pearson |
dpearson@usgs.gov |
512-927-3561 |
Program Manager, Next Generation Water Observing Systems |
Brian Pellerin |
bpeller@usgs.gov |
703-648-6865 |
Administrative Officer |
Emerson E Perez-Paniagua |
paniagua@usgs.gov |
703-648-4526 |
Research Hydrologist |
Kimberlie Perkins |
kperkins@usgs.gov |
650-329-4551 |
Student Trainee |
Stephanie Phillips |
sphillips@usgs.gov |
|
Chemist |
Sharon R. Pickersgill |
spickersgill@usgs.gov |
303-236-1821 |
​Physical Scientist, Product Owner |
Renee ​Pieschke |
rpieschke@usgs.gov |
|
Administrative Specialist |
Shirley A Pollack |
spollack@usgs.gov |
703-648-5860 |
Chief (Acting), Project Laboratories Branch |
James Pontolillo |
jpontoli@usgs.gov |
703-648-4728 |
Physical Scientist |
Aaron J. Porter |
aporter@usgs.gov |
804-261-2628 |
Research Chemist |
Theresa Presser |
tpresser@usgs.gov |
650-329-4512 |
Supervisory IT Specialist |
Arlington Prodigalidad |
prodigab@usgs.gov |
650-329-4407 |
Chemist |
Haiping Qi |
haipingq@usgs.gov |
703-648-6338 |
Chief, Decision Support Branch |
Jennifer L. Rapp |
jrapp@usgs.gov |
|
Hydrologist |
Patrick P Rasmussen |
pras@usgs.gov |
785-832-3542 |
Supervisory Chemist |
Nino Raynor |
nraynor@usgs.gov |
303-236-3470 |
Chief, Web Communications Branch |
Emily K Read, Ph.D. |
eread@usgs.gov |
(608) 400-9123 |
Scientist Emeritus |
Michael M Reddy |
mmreddy@usgs.gov |
303-236-5941 |
Hydrologist (Information Management) |
Brian Reece |
bdreece@usgs.gov |
512-927-3573 |
Hydrologist |
Robert S Regan |
rsregan@usgs.gov |
303-236-5008 |
Hydrologist |
Michael S Rehmel |
msrehmel@usgs.gov |
317-600-2758 |
Chemist |
Lauren T Reid |
lreid@usgs.gov |
703-648-5950 |
Hydrologist |
Hannah Reidemann |
hriedemann@usgs.gov |
|
Research Hydrologist |
Meredith M Reitz, PhD |
mreitz@usgs.gov |
703-648-5834 |
Microbiologist |
Deborah Repert |
darepert@usgs.gov |
303-541-3020 |
Physical Scientist |
Diana L Restrepo-Osorio |
drestrepo-osorio@usgs.gov |
785-832-3514 |
Chemist |
Rhiannon C Revello |
rcrevell@usgs.gov |
303-236-3258 |
Hydrologist |
David M Rey, PhD |
drey@usgs.gov |
303-236-5392 |
Hydrogeologist |
Richard J Reynolds |
rjreynol@usgs.gov |
518-285-5677 |
Biologist |
Alicia M Rhoades |
arhoades@usgs.gov |
|
National Water Quality Coordinator |
Melissa Riskin |
mriskin@usgs.gov |
609-468-8844 |
Senior Data Scientist |
Jesse Ross |
jross@usgs.gov |
|
Chemist |
David A Roth |
daroth@usgs.gov |
303-541-3042 |
Chief Operating Officer |
Gary L Rowe, Jr., PhD |
glrowe@usgs.gov |
303-236-1461 |
Ecologist |
Peter M Ruhl |
pmruhl@usgs.gov |
703-648-6841 |
Hydrologist |
Kelly E Ruhl |
kesmith@usgs.gov |
703-648-5719 |
Delaware River Master |
Kendra L Russell |
klrussell@usgs.gov |
703-648-5323 |
Hydrologist |
Patrick J Ryan |
pryan@usgs.gov |
407-803-5577 |
Hydrologist |
Kevin A Ryan |
karyan@usgs.gov |
|
Research Hydrologist Emeritus |
Nancy Rybicki |
nrybicki@usgs.gov |
703-648-5728 |
Chief, Environmental Hydrodynamics Branch |
David A Saad |
dasaad@usgs.gov |
608-821-3865 |
Research Hydrologist |
Ward Sanford |
wsanford@usgs.gov |
703-648-5882 |
Chemist |
​Morgan Schachterle​ |
mschachterle@usgs.gov |
|
Research Chemist |
Kathleen Scheiderich |
kscheiderich@usgs.gov |
650-329-4521 |
Hydrologist |
Noah Schmadel |
nschmadel@usgs.gov |
|
Deputy Chief Technology Officer |
Morgan Schneider |
moschnei@usgs.gov |
608-821-3820 |
I.T. Specialist |
Kathryn M Schoephoester |
kmschoep@usgs.gov |
608-821-3892 |
Research Hydrologist |
Martha A Scholl |
mascholl@usgs.gov |
703-648-5890 |
Program Analyst |
Melissa L Schomody |
mlschom@usgs.gov |
703-648-5833 |
Oceanographer |
Tara Schraga |
tschraga@usgs.gov |
650-329-4381 |
Hydrologist |
Christopher E Schubert |
schubert@usgs.gov |
631-736-0783 Ext: 109 |
IT Specialist |
Kurt Schultz |
kschultz@usgs.gov |
402-328-4171 |
Chemist |
Eric A Schwab |
easchwab@usgs.gov |
303-236-3178 |
Economist |
Gregory E Schwarz |
gschwarz@usgs.gov |
703-648-5718 |
Hydrologist |
William G. Seelig |
wseelig@usgs.gov |
505-250-8091 |
Hydrologist |
Kimberly Shaffer |
kshaffer@usgs.gov |
614-430-7781 |
Computer Specialist |
Gregory L Shank |
glshank@usgs.gov |
717-730-6932 |
Research Hydrologist |
Rich Sheibley |
sheibley@usgs.gov |
253-552-1611 |
IT Specialist |
Sascha Shelton |
sshelton@usgs.gov |
512-927-3500 |
Hydrologist |
Megan Shoda |
meshoda@usgs.gov |
|
Chief, Quality Systems Branch |
James A Simmons, IV |
jsimmons@usgs.gov |
303-236-1835 |
Research Hydrologist |
Katherine Skalak |
kskalak@usgs.gov |
703-648-5435 |
Data Scientist |
Margaux Sleckman |
msleckman@usgs.gov |
|
Geographer |
Rachel R Sleeter |
rsleeter@usgs.gov |
253-313-3310 |
Hydrologist |
Richard L. Smith, Ph.D. |
rlsmith@usgs.gov |
303-541-3032 |
Scientist Emeritus |
Mark E Smith |
mesmith@usgs.gov |
303-236-1469 |
Emeritus Hydrologist |
Richard A Smith |
Rsmith1@usgs.gov |
703-648-6870 |
Chemist |
Steven G Smith |
sgsmith@usgs.gov |
303-236-3275 |
Machine Learning Specialist |
Jared Smith |
jsmith@usgs.gov |
|
Chemist, HIF Water Quality Laboratory |
Teri Snazelle |
tsnazelle@usgs.gov |
228-688-1316 |
Technical Support Coordinator for Groundwater Science |
Michelle Sneed |
micsneed@usgs.gov |
916-708-2479 |
Data Scientist |
Amelia Snyder |
asnyder@usgs.gov |
|
Program Analyst |
Lara J So |
ljso@usgs.gov |
703-648-5812 |
Civil Engineer |
Ricardo A Solis |
rsolis@usgs.gov |
954-377-5948 |
Supervisory Hydrologist |
Elliot Sosa |
esosa@usgs.gov |
787-749-7411 |
Aquatic Ecologist |
Sarah A. Spaulding, PhD |
sspaulding@usgs.gov |
303-492-5361 |
Program Manager, Integrated Water Availability Assessments |
Lori Sprague |
lsprague@usgs.gov |
303-236-6921 |
Hydrologist |
Paul Stackelberg |
pestack@usgs.gov |
518-285-5652 |
Research Ecologist |
Sarah Stackpoole |
sstackpoole@usgs.gov |
303-236-0271 |
Research Hydrologist / Biogeochemist |
Robert F Stallard |
stallard@usgs.gov |
303-541-3022 |
Product Owner |
Lee Stanish |
lstanish@usgs.gov |
|
Microbiologist |
Erin A Stelzer |
eastelzer@usgs.gov |
614-516-1188 |
Computer Scientist |
Shirley J Stephan |
sstephan@usgs.gov |
608-821-3918 |
Research Ecologist |
Edward Stets |
estets@usgs.gov |
763-783-3159 |
Research Hydrologist |
A. Robin Stewart |
arstewar@usgs.gov |
650-329-4550 |
Physical Science Technician |
Jeffrey T Stewart |
jeffs@usgs.gov |
303-236-3276 |
Hydrologist |
Charles Stillwell, Ph.D. |
cstillwell@usgs.gov |
919-571-4018 |
Supervisory Hydrologist |
Timothy D Straub |
tdstraub@usgs.gov |
|
Emeritus Research Hydrologist |
Rob Striegl |
rstriegl@usgs.gov |
303-541-3091 |
Chemist |
Tedmund M Struzeski |
struzesk@usgs.gov |
303-236-1872 |
Lead IT Specialist |
Ivan Suftin |
isuftin@usgs.gov |
608-821-3825 |
Chief of Water Budget Office |
Gene Summerhill |
gasummer@usgs.gov |
703-648-5309 |
Chemist |
Joshua E Sussman |
Jsussman@usgs.gov |
303-236-3209 |
Administrative Officer |
Casey T Tharp |
ctharp@usgs.gov |
650-329-4457 |
Emeritus Research Biologist |
Janet K Thompson-McHendrie, Ph.D. |
jthompso@usgs.gov |
650-329-4364 |
Geologist |
James Thordsen |
jthordsn@usgs.gov |
650-329-4557 |
Emeritus Research Chemist |
Kevin Thorn |
kathorn@usgs.gov |
303-236-3979 |
Emeritus Hydrologist |
Claire R Tiedeman |
tiedeman@usgs.gov |
650-439-2583 |
Chemist |
Evan F Tillman |
etillman@usgs.gov |
228-688-1501 |
Physical Scientis |
Kayla Tinker |
Ktinker@usgs.gov |
|
Microbiologist |
Jennifer Underwood |
jcunder@usgs.gov |
303-541-3033 |
Chemist |
Christy J Van Campen |
cvancampen@usgs.gov |
303-236-3768 |
WMA ETO Program Analyst |
ANTONIO E. VIEDMA |
aviedma@usgs.gov |
608-821-3878 |
Chief, Geo-Intelligence Branch |
Roland J Viger |
rviger@usgs.gov |
303-541-3075 |
Space and Facilities Coordinator |
Rafael A Vilanova |
rvilanova@usgs.gov |
303-236-3701 |
Research Hydrologist Emeritus |
Clifford I Voss, Ph.D. |
cvoss@usgs.gov |
650-329-5885 |
Program Coordinator |
Chad R Wagner |
cwagner@usgs.gov |
919-571-4021 |
Physical Scientist |
Wade J Walker |
walker@usgs.gov |
719-562-2862 |
Research Hydrologist |
Michelle Walvoord |
walvoord@usgs.gov |
303-236-4998 |
Hydrologist Emeritus |
Ean M Warren |
ewarren@usgs.gov |
650-329-4554 |
Machine Learning Engineer |
David Watkins |
wwatkins@usgs.gov |
|
Research Hydrologist |
Richard Webb |
rmwebb@usgs.gov |
303-236-5025 |
Chief, Cybersecurity Branch |
Dawn Wellein |
dwellein@usgs.gov |
|
Senior Management Officer |
Nathan Wenger |
nwenger@usgs.gov |
703-648-5142 |
Research Chemist |
Gregory A Wetherbee |
wetherbe@usgs.gov |
303-236-1837 |
HIF Engineering Technician |
Johnny T Wheat |
jtwheat@usgs.gov |
228-688-1567 |
Chemist |
Susan M Whitcomb |
swhitcomb@usgs.gov |
303-236-3213 |
Engineering Technician |
Melanie S. White |
mwhite@usgs.gov |
228-688-1960 |
Senior Data Scientist |
Elaheh White |
ewhite@usgs.gov |
|
Hydrologist |
Eric A White |
eawhite@usgs.gov |
860-487-7402 Ext: 23 |
Research Ecologist |
Kimberly Wickland |
kpwick@usgs.gov |
303-541-3072 |
Supervisory Program Analyst |
Colin H. Williams |
chwilliams@usgs.gov |
|
Hydrologist, PhD, PE |
Jordan L. Wilson, PhD |
jlwilson@usgs.gov |
|
Hydrologist |
Christopher Wilson |
cwilson@usgs.gov |
228-688-3075 |
Biologist |
Lisamarie Windham-Myers |
lwindham-myers@usgs.gov |
650-329-4447 |
Hydrologist |
Richard B Winston, Ph.D. |
rbwinst@usgs.gov |
703-648-5988 |
Hydrologist (Surface Water Specialist) |
Karl E Winters |
kwinters@usgs.gov |
804-261-2619 |
Hydrologist |
Joshua Woda |
jwoda@usgs.gov |
518-285-5600 |
Hydrologist (Research) |
David M Wolock, Ph.D. |
dwolock@usgs.gov |
785-832-3528 |
Physical Science Technician |
Michelle Wood |
michwood@usgs.gov |
303-236-3264 |
Deputy Director (Acting), Observing Systems Division |
Molly S Wood |
mswood@usgs.gov |
208-387-1320 |
Computer Scientist |
Andrew N Yan |
ayan@usgs.gov |
608-821-3921 |
Research Hydrologist |
Megan Barbara Young |
mbyoung@usgs.gov |
650-329-4544 |
Information Technology Specialist |
Stephen T Zehl |
stzehl@usgs.gov |
703-648-5643 |
Program Analyst |
James D Zeigler |
jzeigler@usgs.gov |
703-648-5708 |
Hydrologist |
Wesley O Zell |
wzell@usgs.gov |
703-648-5835 |
Data Scientist |
Joseph Zemmels, PhD |
jzemmels@usgs.gov |
|
Electronics Engineer at the Hydrologic Instrumentation Facility |
Anthony L Zenere |
azenere@usgs.gov |
|
Physical Science Technician |
Louis T Zinanti |
lzinanti@usgs.gov |
303-236-3256 |
HIF: IT Specialist |
Stephen D Zitterkopf |
szitterkopf@usgs.gov |
228-688-1539 |
Supervisory Physical Scientist |
Mark Zucker |
mzucker@usgs.gov |
954-377-5952 |
Data Scientist |
Jacob Zwart |
jzwart@usgs.gov |
|