World

H-Index
Rankings

US Environmental Protection Agency Scientists Engineering & Technology / Earth Sciences Rankings 2025

US Environmental Protection Agency is a prestigious institution university established in 1970 in United States. It is represented by 373 scientists in the AD Scientific Index. The university’s scientists are particularly concentrated in Natural Sciences (117 scientists), Engineering & Technology (97 scientists), and Social Sciences and Humanities (19 scientists).

map
×
Total 6 scientist
* Total H Index Rankings
World Rank
110,764
Country Rank
39,405
Institution Rank :37
Ranking Based On Selection :1
United States
Richard Wilkin
Richard Wilkin
US Environmental Protection Agency
Washington , United States
Engineering & Technology / Earth Sciences
environmental geochemistry
contaminant transport
groundwater
remediation
arsenic
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
44
32
0.727
See All Rankings and Analysis
* Total H Index Rankings
World Rank
211,945
Country Rank
67,836
Institution Rank :89
Ranking Based On Selection :2
United States
Heather E Golden
Heather E Golden
US Environmental Protection Agency
Washington , United States
Engineering & Technology / Earth Sciences
Watershed Hydrology
Watershed Biogeochemistry
Watershed Modeling
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
32
31
0.969
See All Rankings and Analysis
* Total H Index Rankings
World Rank
234,994
Country Rank
73,892
Institution Rank :98
Ranking Based On Selection :3
United States
John W Washington
John W Washington
US Environmental Protection Agency
Washington , United States
Engineering & Technology / Earth Sciences
geochemistry
environmental chemistry
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
31
20
0.645
See All Rankings and Analysis
* Total H Index Rankings
World Rank
484,355
Country Rank
137,100
Institution Rank :209
Ranking Based On Selection :4
United States
Tammy Newcomer-Johnson
Tammy Newcomer-Johnson
US Environmental Protection Agency
Washington , United States
Engineering & Technology / Earth Sciences
biogeochemistry
ecosystem restoration
ecosystem services
urban ecosystems
water quality
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
19
19
1.000
See All Rankings and Analysis
* Total H Index Rankings
World Rank
547,405
Country Rank
152,690
Institution Rank :232
Ranking Based On Selection :5
United States
Xiaolan Huang -黄晓澜|Xiao-Lan Huang
Xiaolan Huang -黄晓澜|Xiao-Lan Huang
US Environmental Protection Agency
Washington , United States
Engineering & Technology / Earth Sciences
biogeochemistry
chemistry of water
soil and sediments
and managements of wastes
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
18
11
0.611
See All Rankings and Analysis
* Total H Index Rankings
World Rank
989,837
Country Rank
249,359
Institution Rank :340
Ranking Based On Selection :6
United States
Laura Erban
Laura Erban
US Environmental Protection Agency
Washington , United States
Engineering & Technology / Earth Sciences
Hydrogeology
sustainable water resources management
urban systems
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
See All Rankings and Analysis
* Total H Index Rankings
Rankings
110,764
United States
39,405
37
Ranking Based On Selection: 1
Richard Wilkin
Richard Wilkin
US Environmental Protection Agency Washington, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
44
32
0.727
Engineering & Technology / Earth Sciences
environmental geochemistry
contaminant transport
groundwater
remediation
arsenic
See All Rankings and Analysis
* Total H Index Rankings
Rankings
211,945
United States
67,836
89
Ranking Based On Selection: 2
Heather E Golden
Heather E Golden
US Environmental Protection Agency Washington, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
32
31
0.969
Engineering & Technology / Earth Sciences
Watershed Hydrology
Watershed Biogeochemistry
Watershed Modeling
See All Rankings and Analysis
* Total H Index Rankings
Rankings
234,994
United States
73,892
98
Ranking Based On Selection: 3
John W Washington
John W Washington
US Environmental Protection Agency Washington, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
31
20
0.645
Engineering & Technology / Earth Sciences
geochemistry
environmental chemistry
See All Rankings and Analysis
* Total H Index Rankings
Rankings
484,355
United States
137,100
209
Ranking Based On Selection: 4
Tammy Newcomer-Johnson
Tammy Newcomer-Johnson
US Environmental Protection Agency Washington, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
19
19
1.000
Engineering & Technology / Earth Sciences
biogeochemistry
ecosystem restoration
ecosystem services
urban ecosystems
water quality
See All Rankings and Analysis
* Total H Index Rankings
Rankings
547,405
United States
152,690
232
Ranking Based On Selection: 5
Xiaolan Huang -黄晓澜|Xiao-Lan Huang
Xiaolan Huang -黄晓澜|Xiao-Lan Huang
US Environmental Protection Agency Washington, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
18
11
0.611
Engineering & Technology / Earth Sciences
biogeochemistry
chemistry of water
soil and sediments
and managements of wastes
See All Rankings and Analysis
* Total H Index Rankings
Rankings
989,837
United States
249,359
340
Ranking Based On Selection: 6
Laura Erban
Laura Erban
US Environmental Protection Agency Washington, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
Engineering & Technology / Earth Sciences
Hydrogeology
sustainable water resources management
urban systems
See All Rankings and Analysis