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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 36 7156 6616 2479 2190 98 5771

Ward E. Sanford publications per year

The chart shows the history of publications by Ward E. Sanford between 1985 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ward E. Sanford published across 41 years, from 1985 to 2025, averaging 2.6 papers a year. Output peaked at 9 publications in 2007. 4 of the 108 publications appeared in the last two years.

No. of publications
2 4 6 8
Bar chart. Horizontal axis: year, 1985 to 2025. Vertical axis: number of publications, 0 to 9. Peak 9 publications in 2007. 1985: 2 publications 1986: 0 publications 1987: 0 publications 1988: 0 publications 1989: 3 publications 1990: 1 publication 1991: 1 publication 1992: 3 publications 1993: 0 publications 1994: 0 publications 1995: 4 publications 1996: 1 publication 1997: 2 publications 1998: 3 publications 1999: 0 publications 2000: 2 publications 2001: 1 publication 2002: 4 publications 2003: 1 publication 2004: 5 publications 2005: 4 publications 2006: 6 publications 2007: 9 publications 2008: 2 publications 2009: 6 publications 2010: 2 publications 2011: 3 publications 2012: 5 publications 2013: 6 publications 2014: 4 publications 2015: 2 publications 2016: 1 publication 2017: 7 publications 2018: 1 publication 2019: 3 publications 2020: 2 publications 2021: 1 publication 2022: 2 publications 2023: 5 publications 2024: 2 publications 2025: 2 publications
1985 2025

108 publications in total across all disciplines

View publications per year as a table
Ward E. Sanford: publications per year, 1985 to 2025
Year Publications
1985 2
1986 0
1987 0
1988 0
1989 3
1990 1
1991 1
1992 3
1993 0
1994 0
1995 4
1996 1
1997 2
1998 3
1999 0
2000 2
2001 1
2002 4
2003 1
2004 5
2005 4
2006 6
2007 9
2008 2
2009 6
2010 2
2011 3
2012 5
2013 6
2014 4
2015 2
2016 1
2017 7
2018 1
2019 3
2020 2
2021 1
2022 2
2023 5
2024 2
2025 2
Total 108
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Ward E. Sanford publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Ward E. Sanford sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 58 bars. Horizontal axis: publications, 38–47 to 603+. Vertical axis: number of scientists, 0 to 557. Most scientists, 557, have 128–137 publications. The last bar groups every scientist with 603 publications or more. The highlighted bar, 98–107 publications, is where this scientist sits. 38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38–47 publications 603+

This scientist: 98 publications — 11th percentile

11% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

View publications distribution as a table
Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications Scientists This scientist
38–47 5
48–57 33
58–67 94
68–77 161
78–87 278
88–97 376
98–107 404 98
108–117 484
118–127 540
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401
198–207 333
208–217 292
218–227 290
228–237 262
238–247 243
248–257 208
258–267 185
268–277 147
278–287 128
288–297 119
298–307 120
308–317 107
318–327 93
328–337 87
338–347 64
348–357 87
358–367 60
368–377 60
378–387 34
388–397 50
398–407 44
408–417 31
418–427 39
428–437 27
438–447 36
448–457 27
458–467 29
468–477 30
478–487 19
488–497 15
498–507 18
508–517 19
518–527 16
528–537 10
538–547 11
548–557 14
558–567 11
568–577 7
578–587 14
588–597 5
598–602 4
603+ 100
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Ward E. Sanford D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Ward E. Sanford sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 77 bars. Horizontal axis: D-Index, 30 to 106+. Vertical axis: number of scientists, 0 to 389. Most scientists, 389, have 36 D-Index. The last bar groups every scientist with 106 D-Index or more. The highlighted bar, 36 D-Index, is where this scientist sits. 30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 36 D-Index — 23rd percentile

23% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

View D-Index distribution as a table
Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index Scientists This scientist
30 144
31 215
32 278
33 379
34 366
35 372
36 389 36
37 366
38 344
39 349
40 296
41 289
42 277
43 279
44 248
45 257
46 212
47 202
48 207
49 204
50 183
51 178
52 182
53 178
54 163
55 117
56 163
57 120
58 113
59 136
60 135
61 96
62 103
63 83
64 103
65 83
66 89
67 92
68 89
69 78
70 75
71 53
72 62
73 54
74 35
75 52
76 50
77 32
78 37
79 20
80 33
81 36
82 34
83 34
84 24
85 19
86 18
87 26
88 30
89 17
90 21
91 19
92 15
93 14
94 20
95 9
96 10
97 15
98 13
99 3
100 13
101 3
102 9
103 4
104 6
105 6
106+ 98
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Research.com Recognitions

  • 1995 - Young Scientist Award (Donath Medal), The Geological Society of America
  • Fellow of the Geological Society of America
  • Fellow of the Geological Society of America
  • Fellow of the Geological Society of America
  • Fellow of the Geological Society of America

Overview

Ward E. Sanford is affiliated with the United States Geological Survey in the United States. Their research spans several areas within environmental science and earth and planetary sciences, with a focus on geochemistry, water science, and environmental engineering.

Their published work covers key topics including:

  • Groundwater and isotope geochemistry
  • Hydrology and watershed management studies
  • Groundwater flow and contamination studies
  • Soil and water nutrient dynamics
  • Geophysics and gravity measurements
  • Solar and space plasma dynamics
  • Plant water relations and carbon dynamics

Recent papers by Ward E. Sanford include:

  • "Effects of climate and irrigation on GRACE-based estimates of water storage changes in major US aquifers," 2021, Environmental Research Letters
  • "Calibrated Simulation of the Long-Term Average Surficial Groundwater System and Derived Spatial Distributions of its Characteristics for the Contiguous United States," 2020, Water Resources Research
  • "Ensemble Estimation of Historical Evapotranspiration for the Conterminous U.S.," 2023, Water Resources Research
  • "Quantifying background nitrate removal mechanisms in an agricultural watershed with contrasting subcatchment baseflow concentrations," 2020, Journal of Environmental Quality
  • ""Wrecking the rocks": Continental weathering by groundwater," 2023, Geology

Ward E. Sanford frequently publishes in the following venues:

  • Water Resources Research
  • Ground Water
  • The Science of The Total Environment
  • Environmental Research Letters
  • Journal of Environmental Quality

Frequent coauthors in their research include:

  • Warren W. Wood
  • John A. Cherry
  • Warren T. Wood
  • W. Zell
  • Bridget R. Scanlon

Ward E. Sanford's work draws from and contributes to several subfields of study, notably:

  • Geochemistry and petrology
  • Water science and technology
  • Environmental engineering
  • Global and planetary change
  • Environmental chemistry

They have been recognized with the Young Scientist Award (Donath Medal) from The Geological Society of America in 1995 and are a Fellow of the Geological Society of America.

Best Publications

  • Groundwater in Geologic Processes

    Steven E. Ingebritsen;Ward E Sanford

  • Chemical and Isotopic Methods for Quantifying Ground‐Water Recharge in a Regional, Semiarid Environment

    Warren W. Wood;Ward E. Sanford

  • Recharge and groundwater models: an overview

    Ward Sanford

  • Simulation of calcite dissolution and porosity changes in saltwater mixing zones in coastal aquifers

    Ward E. Sanford;Leonard F. Konikow

  • Estimation of Evapotranspiration Across the Conterminous United States Using a Regression with Climate and Land-Cover Data

    Ward E. Sanford;David L. Selnick

  • Quantifying groundwater's role in delaying improvements to Chesapeake Bay water quality.

    Ward E. Sanford;Jason P. Pope

  • Annual Estimates of Recharge, Quick-Flow Runoff, and Evapotranspiration for the Contiguous U.S. Using Empirical Regression Equations

    Meredith Reitz;Ward E. Sanford;Gabriel Senay;J. Cazenas

  • Brine evolution and mineral deposition in hydrologically open evaporite basins

    Ward E. Sanford;Warren W. Wood

  • Correcting for Diffusion in Carbon‐14 Dating of Ground Water

    Ward E. Sanford

  • A two-constituent solute-transport model for ground water having variable density

    W.E. Sanford;Leonard F. Konikow

  • Geochemical characterization of ground-water flow in the Santa Fe Group aquifer system, Middle Rio Grande Basin, New Mexico

    L. Niel Plummer;Laura M. Bexfield;Scott K. Anderholm;Ward E. Sanford

  • Current challenges using models to forecast seawater intrusion: lessons from the Eastern Shore of Virginia, USA

    Ward E. Sanford;Jason P. Pope

  • Spatial Patterns Of Diagenesis during Geothermal Circulation in Carbonate Platforms

    Alicia M. Wilson;Ward Sanford;Fiona Whitaker;Peter Smart

  • Hydrology of the coastal sabkhas of Abu Dhabi, United Arab Emirates

    Ward E. Sanford;Warren W. Wood

  • Calibration of models using groundwater age

    Ward E. Sanford

  • Ground-water control of evaporite deposition

    Warren W. Wood;Ward E. Sanford

  • Hydrochemical tracers in the middle Rio Grande Basin, USA: 2. Calibration of a groundwater-flow model

    Ward E. Sanford;L. Niel Plummer;Douglas P. McAda;Laura M. Bexfield

  • Deep drilling into the Chesapeake Bay impact structure

    G. S. Gohn;C. Koeberl;K. G. Miller;W. U. Reimold

  • Source of solutes to the coastal sabkha of Abu Dhabi

    Warren W. Wood;Ward E. Sanford;Abdul Rahman S. Al Habshi

  • Porosity development in coastal carbonate aquifers

    Ward E. Sanford;Leonard F. Konikow

  • Eolian transport, saline lake basins, and groundwater solutes

    Warren W. Wood;Ward E. Sanford

  • Constant‐concentration boundary condition: Lessons from the HYDROCOIN variable‐density groundwater benchmark problem

    Leonard F. Konikow;W.E. Sanford;P.J. Campbell

Frequent Co-Authors

Warren W. Wood
Warren W. Wood Michigan State University
Charles B. Connor
Charles B. Connor University of South Florida
Leonard F. Konikow
Leonard F. Konikow United States Geological Survey
Fiona F Whitaker
Fiona F Whitaker University of Bristol
Peter L. Smart
Peter L. Smart University of Bristol
L. Niel Plummer
L. Niel Plummer United States Geological Survey
Eurybiades Busenberg
Eurybiades Busenberg United States Geological Survey
Charles S. Cockell
Charles S. Cockell University of Edinburgh
Mary A. Voytek
Mary A. Voytek National Aeronautics and Space Administration
Gabriel B. Senay
Gabriel B. Senay United States Geological Survey

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