World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
44
Citations
6769
World Ranking
6810
National Ranking
2426

Orin C. Shanks publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Orin C. Shanks sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 283 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 96 publications — 11th percentile

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

The last bar groups every scientist with 687 publications or more.

Orin C. Shanks D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Orin C. Shanks sits on this spectrum.

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 199 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 19 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125+ D-Index: 99 scientists
30 D-Index 125+

This scientist: 44 D-Index — 32nd percentile

32% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Overview

Orin C. Shanks is affiliated with the Environmental Protection Agency in the United States and focuses on research in Environmental Science, with particular expertise in Water Science and Technology, Infectious Diseases, Environmental Engineering, Biomedical Engineering, and Molecular Biology.

Their research topics cover a range of areas related to water quality and contamination, including:

  • Fecal contamination and water quality
  • Biosensors and Analytical Detection
  • SARS-CoV-2 detection and testing
  • Environmental Justice and Health Disparities
  • Groundwater flow and contamination studies
  • Water Treatment and Disinfection
  • Advanced biosensing and bioanalysis techniques

Shanks has contributed to several scientific publications, many appearing in notable journals such as Water Research and The Science of The Total Environment. The frequent venues for publishing include:

  • Water Research (11 publications)
  • The Science of The Total Environment (5 publications)
  • Preprints.org (2 publications)
  • bioRxiv (Cold Spring Harbor Laboratory) (2 publications)
  • FEMS Microbiology Reviews (1 publication)

Several recent papers highlight the range and focus of Shanks' work:

  • Minimizing errors in RT-PCR detection and quantification of SARS-CoV-2 RNA for wastewater surveillance, 2021, The Science of The Total Environment
  • Variability in RT-qPCR assay parameters indicates unreliable SARS-CoV-2 RNA quantification for wastewater surveillance, 2021, Water Research
  • Fecal pollution source characterization at non-point source impacted beaches under dry and wet weather conditions, 2020, Water Research
  • Have genetic targets for faecal pollution diagnostics and source tracking revolutionized water quality analysis yet?, 2023, FEMS Microbiology Reviews
  • Viral and Bacterial Fecal Indicators in Untreated Wastewater across the Contiguous United States Exhibit Geospatial Trends, 2020, Applied and Environmental Microbiology

Shanks often collaborates with a set of frequent co-authors, including:

  • Mano Sivaganesan (17 joint publications)
  • Jessica R. Willis (13 joint publications)
  • Asja Korajkic (11 joint publications)
  • Brian R. McMinn (11 joint publications)
  • Adam Diedrich (7 joint publications)

Best Publications

  • Community structures of fecal bacteria in cattle from different animal feeding operations.

    Orin C. Shanks;Catherine A. Kelty;Shawn Archibeque;Michael Jenkins

  • Quantitative CrAssphage PCR Assays for Human Fecal Pollution Measurement.

    Elyse Stachler;Catherine Kelty;Mano Sivaganesan;Xiang Li

  • Performance of forty-one microbial source tracking methods: a twenty-seven lab evaluation study.

    Alexandria B. Boehm;Laurie C. Van De Werfhorst;John F. Griffith;Patricia A. Holden

  • Improved HF183 quantitative real-time PCR assay for characterization of human fecal pollution in ambient surface water samples

    Hyatt C. Green;Richard A. Haugland;Manju Varma;Hana T. Millen

  • Evaluation of genetic markers from the 16S rRNA gene V2 region for use in quantitative detection of selected Bacteroidales species and human fecal waste by qPCR.

    Richard A. Haugland;Manju Varma;Mano Sivaganesan;Catherine Kelty

  • Minimizing errors in RT-PCR detection and quantification of SARS-CoV-2 RNA for wastewater surveillance

    Warish Ahmed;Stuart L. Simpson;Paul M. Bertsch;Kyle Bibby

  • Quantitative PCR for Detection and Enumeration of Genetic Markers of Bovine Fecal Pollution

    Orin C. Shanks;Emina Atikovic;A. Denene Blackwood;Jingrang Lu

  • Animal DNA in PCR reagents plagues ancient DNA research

    Jennifer A. Leonard;Jennifer A. Leonard;Jennifer A. Leonard;Orin Shanks;Michael Hofreiter;Eva Kreuz

  • Comparison of the Microbial Community Structures of Untreated Wastewaters from Different Geographic Locales

    Orin C. Shanks;Ryan J. Newton;Catherine A. Kelty;Susan M. Huse;Susan M. Huse

  • Performance of human fecal anaerobe-associated PCR-based assays in a multi-laboratory method evaluation study

    Blythe A. Layton;Yiping Cao;Darcy L. Ebentier;Kaitlyn Hanley

  • Performance of PCR-Based Assays Targeting Bacteroidales Genetic Markers of Human Fecal Pollution in Sewage and Fecal Samples

    Orin C Shanks;Karen White;Catherine A Kelty;Mano Sivaganesan

  • Decay of bacterial pathogens, fecal indicators, and real-time quantitative PCR genetic markers in manure-amended soils.

    Shane W. Rogers;Matthew Donnelly;Lindsay Peed;Catherine A. Kelty

  • Basin-Wide Analysis of the Dynamics of Fecal Contamination and Fecal Source Identification in Tillamook Bay, Oregon

    Orin C. Shanks;Christopher Nietch;Michael Simonich;Melissa Younger

  • Human-Associated Fecal Quantitative Polymerase Chain Reaction Measurements and Simulated Risk of Gastrointestinal Illness in Recreational Waters Contaminated with Raw Sewage

    Alexandria B. Boehm;Jeffrey A. Soller;Orin C. Shanks

  • Sewage reflects the distribution of human faecal Lachnospiraceae

    Sandra L. McLellan;Ryan J. Newton;Jessica L. Vandewalle;Orin C. Shanks

  • Differential decay of human faecal Bacteroides in marine and freshwater

    Hyatt C. Green;Orin C. Shanks;Mano Sivaganesan;Richard A. Haugland

  • Variability in RT-qPCR assay parameters indicates unreliable SARS-CoV-2 RNA quantification for wastewater surveillance.

    Aaron Bivins;Devrim Kaya;Kyle Bibby;Stuart L. Simpson

  • Dramatic improvements in beach water quality following gull removal.

    Reagan R. Converse;Julie L. Kinzelman;Elizabeth A. Sams;Edward Hudgens

  • Competitive Metagenomic DNA Hybridization Identifies Host-Specific Microbial Genetic Markers in Cow Fecal Samples†

    Orin C. Shanks;Jorge W. Santo Domingo;Regina Lamendella;Catherine A. Kelty

  • Improved strategies and optimization of calibration models for real-time PCR absolute quantification.

    Mano Sivaganesan;Richard A. Haugland;Eunice C. Chern;Orin C. Shanks

  • Global Distribution of Human-Associated Fecal Genetic Markers in Reference Samples from Six Continents

    René E. Mayer;Georg H. Reischer;Georg H. Reischer;Simone K. Ixenmaier;Julia Derx

  • Occurrence of Host-Associated Fecal Markers on Child Hands, Household Soil, and Drinking Water in Rural Bangladeshi Households

    Alexandria B. Boehm;Dan Wang;Ayse Ercumen;Meghan Shea

  • Biotic Interactions and Sunlight Affect Persistence of Fecal Indicator Bacteria and Microbial Source Tracking Genetic Markers in the Upper Mississippi River

    Asja Korajkic;Brian R. McMinn;Orin C. Shanks;Mano Sivaganesan

  • Interlaboratory comparison of real-time PCR protocols for quantification of general fecal indicator bacteria

    Orin C. Shanks;Mano Sivaganesan;Lindsay Peed;Catherine A. Kelty

  • Evaluation of the repeatability and reproducibility of a suite of qPCR-based microbial source tracking methods

    Darcy L. Ebentier;Kaitlyn T. Hanley;Yiping Cao;Brian D. Badgley

Frequent Co-Authors

Richard A. Haugland
Richard A. Haugland Environmental Protection Agency
Alexandria B. Boehm
Alexandria B. Boehm Stanford University
Stefan Wuertz
Stefan Wuertz Nanyang Technological University
Jorge W. Santo Domingo
Jorge W. Santo Domingo Environmental Protection Agency
Sandra L. McLellan
Sandra L. McLellan University of Wisconsin–Milwaukee
Warish Ahmed
Warish Ahmed Commonwealth Scientific and Industrial Research Organisation
Kyle Bibby
Kyle Bibby University of Notre Dame
Rachel T. Noble
Rachel T. Noble University of North Carolina at Chapel Hill
Joan B. Rose
Joan B. Rose Michigan State University

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