DRI / DIRECTORY / JOHN VOLK
John Volk Profile Photo
Dr. John Volk
Associate Research Scientist, Hydrology
E-Mail 
John.Volk@dri.edu
Division 
Hydrologic Sciences

Publications
2025
Comini de Andrade, B., Huntington, J. L., Volk, J. M., Morton, C. G., Pearson, C., & Albano, C. M. (2025). Multi-model intercomparison of the complementary relationship of evaporation across global environmental settings. Water Resources Research, 61(9), Article No.: e2024WR039740. 10.1029/2024W

Reitz, M. M., Volk, J. M., Ott, T., Anderson, M. C., Senay, G. B., Melton, F. S., Kilic, A., Allen, R., Fisher, J. B., Ruhoff, A., Purdy, A. J., & Huntington, J. L. (2025). Performance mapping and weighting for the evapotranspiration models of the OpenET ensemble. Water Resources Research, 61(8), Article No. e2024WR038899. https://doi.org/10.1029/2024WR038899
Crow, W. T., Anderson, M. C., Volk, J. M., & Colliander, A. (2025). Value of microwave soil moisture and thermal-infrared evapotranspiration retrievals for the mapping of irrigation coverage. International Journal of Applied Earth Observation and Geoinformation, 143, Article No. 104773. https://doi.org/10.1016/j.jag.2025.104773
Nassar, A., Tarboton, D., Anderson, M., Yang, Y., Fisher, J. B., Purdy, A. J., Baig, F., He, C., Gochis, D., Melton, F. S., & Volk, J. M. (2025). Intercomparison of the US National Water Model with OpenET over the Bear River Basin, US. Journal of Hydrology, 656, Article No. 132826. 10.1016/j.hydrol.2025.132826
Volk, J. M., Dunkerly, C. W., Pearson, C., Morton, C. G., & Huntington, J. L. (2025). gridwxcomp: A Python package to evaluate and interpolate biases between station and gridded weather data. Journal of Open Source Software, 10(105), Article No. 7178. https://doi.org/10.21105/joss.07178

Holmes, T., Hain, C., Volk, J. M., Minor, B. A., & Pearson, C. (2025). Assessment of OpenET Collection 2.0 Model Performance in the Upper Colorado River Basin, OpenET Technical Series, 006
Huntington, J. L., Minor, B. A., Bromley, M., Pearson, C., Beamer, J., Ingwersen, K., Carrara, K. O., Atkin, J., Brito, J., Morton, C. G., Dunkerly, C. W., Volk, J. M., Ott, T., ReVelle, P., Fellows, A., & Hoskinson, M. (2025). Crop evapotranspiration, consumptive use, and open water evaporation for Oregon, 94 pp.. Desert Research Institute: Reno, NV, DRI Report No. 41306.

2024
Volk, J. M., Huntington, J. L., Melton, F., Fisher, J., Kilic, A., Ruhoff, A., Senay, G., Minor, B. A., Morton, C. G., Ott, T., Johnson, L., Comini de Andrade, B., Carrara, W., Doherty, C., Dunkerly, C. W., Friedrichs, M., Guzman, A., Hain, C., Halverson, G., Kang, Y., Knipper, K., Laipelt, L., Ortega-Salazar, S., Pearson, C., Parrish, G., Purdy, A., ReVelle, P., Wang, T., & Yang, Y. (2024). Assessing the accuracy of OpenET satellite-based evapotranspiration data to support water resource and land management applications. Nature Water. https://doi.org/10.1038/s44221-023-00181-7

Volk, J. M., Huntington, J. L., Melton, F. S., Allen, R., Anderson, M., Fisher, J. B., Kilic, A., Ruhoff, A., Senay, G. B., Minor, B. A., Morton, C. G., Ott, T., Johnson, L., Comini de Andrade, B., Carrara, W., Doherty, C. T., Dunkerly, C. W., Friedrichs, M., Guzman, A., Hain, C., Halverson, G., Kang, Y., Knipper, K., Laipelt, L., Ortega-Salazar, S., Pearson, C., Parrish, G. E., Purdy, A., ReVelle, P., Wang, T., & Yang, Y. (2024). Assessing the accuracy of OpenET satellite-based evapotranspiration data to support water resource and land management applications. Nature Water, 13 p. https://doi.org/10.1038/s44221-023-00181-7
Pearson, C., Minor, B. A., Morton, C. G., Volk, J. M., Dunkerly, C. W., Jensen, E., ReVelle, P., Kilic, A., Allen, R., & Huntington, J. L. (2024). Historical Evapotranspiration and Consumptive Use of Irrigated Areas of the Upper Colorado River Basin. Desert Research Institute: Las Vegas, NV, DRI Report No. 41304. http://dx.doi.org/10.13140/RG.2.2.31069.63206

Knipper, K., Anderson, M., Bambach, N., Melton, F., Ellis, Z., Yang, Y., Volk, J. M., McElrone, A., Kustas, W., Roby, M., Carrara, W., Castro, S., Kilic, A., Fisher, J., Ruhoff, A., Senay, G., Morton, C. G., Saa, S., & Allen, R. (2024). A comparative analysis of OpenET for evaluating evapotranspiration in California almond orchards. Agricultural and Forest Meteorology, 355, 110146. https://doi.org/10.1016/j.agrformet.2024.110146
2023
Volk, J. M., Huntington, J. L., Melton, F., Allen, R., Anderson, M., Fisher, J., Kilic, A., Senay, G., Halverson, G., Knipper, K., Minor, B. A., Pearson, C., Wang, T., Yang, Y., Evett, S., French, A. N., Jasoni, R. L., & Kustas, W. (2023). Development of a benchmark Eddy flux evapotranspiration dataset for evaluation of satellite-driven evapotranspiration models over the CONUS. Agricultural and Forest Meteorology, 331, 109307. Elsevier
Volk, J. M., Huntington, J. L., Melton, F., Minor, B. A., Wang, T., Anapalli, S., Anderson, R. G., Evett, S., French, A., Jasoni, R. L., Bambach, N., Kustas, W. P., Alfieri, .., Prueger, J., Hipps, L., McKee, L., Castro, S. J., Alsina, M. M., McElrone, A. J., Reba, M., Runkle, B., Saber, M., Sanchez, C., Taifar, E., Allen, R., & Anderson, M. (2023). Post-processed data and graphical tools for a CONUS-wide eddy flux evapotranspiration dataset. Data in Brief, 48, Article No. 109274. https://doi.org/10.1016/j.dib.2023.109274
2022
Holman, K., Pearson, C., Jasoni, R. L., Huntington, J. L., & Volk, J. M. (2022). Evaporation from Lake Powell: In-situ Monitoring between 2018 and 2021. USBR, Technical Memorandum No. ENV-2023-007. https://doi.org/10.13140/RG.2.2.19477.19684
Huntington, J. L., Pearson, C., Minor, B. A., Volk, J. M., Morton, C. G., Melton, F. S., & Allen, R. (2022). Appendix G: Upper Colorado River Basin OpenET Intercomparison Summary, Technical Report prepared for U.S. Bureau of Reclamation.
Melton, F., Huntington, J. L., Grimm, R., Hall, M., Erickson, T., Allen, R., Fisher, J., Kilic, A., Senay, G., Volk, J. M., Johnson, J., Ruhoff, A., Blankenau, P., Bromley, M., Carrara, W., & Daudert, B. (2022). OpenET: Filling a Critical Data Gap in Water Management. Western U.S. Journal of the American Water Resources Association
Bambach, N., Kustas, W., Alfieri, J., Prueger, J., Hipps, L., McKee, L., Castro, S., Volk, J. M., Alsina, M., & McElrone, A. (2022). Evapotranspiration uncertainty at micrometeorological scales: The impact of the eddy covariance energy imbalance and correction methods. Irrigation Science, 40(4-5), 445-461. Springer Berlin Heidelberg Berlin/Heidelberg
Costa Jr, O. & Volk, J. M. (2022). The influence of land-use and seasons on SOM distribution in headwaters of a central Ohio watershed. Authorea Preprints. Authorea
Doherty, C., Johnson, L., Volk, J. M., Mauter, M., Bambach, N., McElrone, A., Alfieri, J., Hipps, L., Prueger, J., & Castro, S. (2022). Effects of meteorological and land surface modeling uncertainty on errors in winegrape ET calculated with SIMS. Irrigation Science, 40(4-5), 515-530. Springer Berlin Heidelberg Berlin/Heidelberg
Huntington, J. L., Pearson, C., Minor, B. A., Volk, J. M., Morton, C. G., Melton, F., & Allen, R. (2022). Appendix G: Upper Colorado River Basin OpenET Intercomparison Summary
2021
Melton, F., Huntington, J. L., Grimm, R., Herring, J., Hall, M., Rollison, D., Erickson, T., Allen, R., Anderson, M., Fisher, J., Kilic, A., Senay, G., Volk, J. M., Hain, C., Johnson, L., Ruhoff, A., Blankenau, P., Bromley, M., Carrara, W., Daudert, B., Doherty, C., Dunkerly, C. W., Friedrichs, M., Guzman, A., Halverson, G., Hansen, J., Harding, J., Kang, Y., Ketchum, D., Minor, B. A., Morton, C. G., Ortega-Salazar, S., Ott, T., Ozdogan, M., ReVelle, P., Schull, M., Wang, C., Yang, Y., & Anderson, R. (2021). OpenET: Filling a Critical Data Gap in Water Management for the Western United States. JAWRA Journal of the American Water Resources Association. https://doi.org/10.1111/1752-1688.12956

Pearson, C., Huntington, J. L., Volk, J. M., & Dunkerly, C. W. (2021). Agricultural Evapotranspiration and Net Irrigation Water Requirements for the Upper Colorado River Basin: 2020 ET Demands Model Summary. Report summitted to United States Bureau of Reclamation.
Huntington, J. L., Pearson, C., Minor, B. A., Volk, J. M., Morton, C. G., Melton, F., & Allen, R. (2021). Appendix G: Upper Colorado River Basin OpenET Intercomparison Summary. . Report submitted to United States Bureau of Reclamation
Volk, J. M., Huntington, J. L., Allen, R., Melton, F., Anderson, M., & Kilic, A. (2021). flux-data-qaqc: A Python Package for Energy Balance Closure and Post-Processing of Eddy Flux Data. Journal of Open Source Software, 6(66), 3418
Volk, J. M., Huntington, J. L., Allen, R., Melton, F., Anderson, M., & Kilic, A. (2021). Flux-data-qaqc: a python package for energy balance closure and post-processing of eddy flux data. Journal of Open Source Software, 6(66), 3418

2020
Pearson, C., Huntington, J. L., Volk, J. M., & Dunkerly, C. W. (2020). Agricultural Evapotranspiration and Net Irrigation Water Requirements for the Upper Colorado River Basin: 2019 ET Demands Model Summary
Pearson, C., Volk, J. M., Lyles, B. F., Bromley, M., & Huntington, J. L. (2020). Evaporation Monitoring at Lahontan Reservoir, Nevada: 2014-2020 Data Collection Summary
2019
Pearson, C., Huntington, J. L., Volk, J. M., Morton, C. G., & Dunkerly, C. W. (2019). Agricultural Evapotranspiration and Net Irrigation Water Requirements for the Upper Colorado River Basin: 2018 Model Result Summary
Volk, J. M. & Turner, M. (2019). PRMS-Python: A Python framework for programmatic PRMS modeling and access to its data structures. Environmental Modelling & Software, 114, 152-165. Elsevier
Fan, Y., Clark, M., Lawrence, D., Swenson, S., Band, L., Brantley, S., Brooks, P., Dietrich, W., Flores, A., Grant, G., Kirchner, J. W., Mackay, D., McDonnell, J. J., Milly, P. C., Sullivan, P., Tague, C., Ajami, H., Chaney, N., Hartmann, A., Hazenberg, P., McNamara, J., Pelletier, J., Perket, J., Rouholahnejad‐Freund, E., Wagener, T., Zeng, X., Beighley, E., Buzan, J., Huang, M., Livneh, B., Mohanty, B., Nijssen, B., Safeeq, M., Shen, C., van Verseveld, W., Volk, J. M., & Yamazaki, D. (2019). Hillslope hydrology in global change research and earth system modeling. Water Resources Research, 55(2), 1737-1772. Wiley Online Library

2014
Volk, J. M. (2014). Potential effects of a warming climate on water resources within the Lehman and Baker Creek drainages, Great Basin National Park, Nevada. University of Nevada, Reno
2010
Volk, J. M. (2010). Spatial and Temporal Variations of Water Quality in a Recently Urbanized Watershed in Central Ohio
Volk, J. M. & Costa, O. (2010). The influence of land-use and seasons on SOM distribution in headwaters of a central Ohio watershed. Journal of Natural and Environmental Sciences, 1(2), 19-27. Academy Publications Inc.
Conference Proceedings
2025
Yang, Y., Liu, H., Kraatz, S., Gao, F., Hain, C., Mishra, V., & Volk, J. M. (2025). Impacts of Energy Balance Non-Closure on Validating Evapotranspiration Products from a Multi-Source Thermal Data Fusion Framework on Google Earth Engine. AGU Chapman Conference: Boulder, CO, September 15, 2025-September 19, 2025
Kim, Y., Volk, J. M., Comini de Andrade, B., & Huntington, J. L. (2025). Inferring strong advection from surface flux equilibrium theory to diagnose surface energy balance. AGU Chapman Conference: Boulder, CO, September 15, 2025-September 19, 2025

Melton, F. S., Purdy, A. J., Volk, J. M., Friedrichs, M., Carrara, W., Larsen, S. G., Allen, R. G., Amidi-Abraham, G., Anderson, M., Biedebach, M., Bromley, M., Daudert, B., Doherty, C., Eggleston, J., Fisher, J. B., Guzman, A., Hain, C., Knipper, K., Johnson, L., Kilic, A., Laipelt, L., Morton, C. G., Munoz-Arriola, F., O’Connor, R., Parrish, G., Pearson, C., Ruhoff, A., Senay, G. B., Wang, T., & Yang, Y. (2025). OpenET: Supporting Sustainable Water Management with Satellite-based Evapotranspiration Data. AGU Chapman Conference: Boulder, CO, September 15, 2025-September 19, 2025
Volk, J. M., Comini de Andrade, B., Kim, Y., Wang, T., Sueki, S., Huntington, J. L., Melton, F. S., Morton, C. G., Allen, R. G., Anderson, M., Fisher, J. B., Friedrichs, M., Jasoni, R. L., Kilic, A., Ruhoff, A., Senay, G. B., Halverson, G., Knipper, K., Minor, B. A., Pearson, C., Purdy, A. J., Yang, Y., French, A., Kustas, W. P., & Larsen, S. G. (2025). From Closure to Confidence: Using In Situ ET for Satellite Model Skill Assessment. AGU Chapman Conference: Boulder, CO, September 15, 2025-September 19, 2025
Melton, F., Amidi-Abraham, G., Friedrichs, M., Purdy, A., Volk, J. M., Carrara, W., Yang, Y., Harding, J., Allen, R., Anderson, M., Tuxin-Bettman, K., Daudert, B., Bromley, M., Doherty, C. T., Eggleston, J., Fisher, J., Guzman, A., Hain, C., Hall, M., Holmes, T., Huntington, J. L., Johnson, L., Knipper, K., Kilic, A., Minor, B. A., Morton, C. G., O’Connor, R., Parrish, G., Pearson, C., Ortega-Salazar, S., ReVelle, P., Ruhoff, A., Senay, G., Comini de Andrade, B., & Laipelt, L. (2025). OpenET: Supporting Sustainable Water Management with Earth Observations and Open Science, 567-574. World Environmental and Water Resources Congress 2025: Anchorage, AK, May 18, 2025-May 21, 2025
2024
Melton, F., Grimm, R., Volk, J. M., Allen, R., Anderson, M., Bromley, M., Carrara, W., Daudert, B., Doherty, C., Dunkerly, C. W., Fisher, J., Friedrichs, M., Guzman, A., Hain, C., Hall, M., Harding, J., Herring, J., Huntington, J. L., Johnson, L., Kilic, A., Minor, B. A., Morton, C. G., O’Connor, R., Amidi-Abraham, G., Parrish, G., Ortega-Salazar, S., Ott, T., Purdy, A., Ruhoff, A., ReVelle, P., Senay, G., Solymar, R., Yang, Y., & Biedebach, M. (2024). OpenET: Applications of Evapotranspiration Data for Water Resources Management in the Western United States, 2023, H13D-07
https://ui.adsabs.harvard.edu/abs/2023AGUFM.H13D..07M
Reitz, M. M., Volk, J. M., Ott, T., & Huntington, J. L. (2024). Quantifying and mapping performance patterns of the OpenET remotely sensed evapotranspiration models. WaterSciCon24: St. Paul, MN, June 24, 2024-June 27, 2024
Melton, F., Purdy, A., Friedrichs, M., Morton, C. G., Johnson, L., Carrara, W., Allen, R., Anderson, M., Bromley, M., Daudert, B., Doherty, C., Fisher, J. B., Guzman, A., Hain, C., Hall, M., Harding, J., Huntington, J. L., Kilic, A., Minor, B. A., O’Connor, R., Parrish, G., Parrish, G., ReVelle, P., Ortega-Salazar, S., Ruhoff, A., Senay, G., Volk, J. M., & Yang, Y. (2024). OpenET: Applications of Satellite-Based Evapotranspiration Data for Water Resources Management in the Western United States. Water Science Conference (WaterSciCon): St. Paul, MN, June 24, 2024-June 27, 2024, NASA NTRS Doc ID: 20240011985
Yang, Y., Anderson, M., Knipper, K., Gao, F., Hain, C., Duan, W., Melton, F., Morton, C. G., Volk, J. M., & Wang, Z. (2024). Decreased Latency in Landsat Derived Evapotranspiration Products Using Machine Learning on Google Earth Engine, 3054-3057. IEEE International Geoscience and Remote Sensing Symposium (IGARSS): Athens, Greece, July 7, 2024-July 12, 2024
Volk, J. M. (2024). Assessing the accuracy of OpenET satellite-based evapotranspiration data to support water resource and land management applications. Nature Water Talks, Invited

Liu, H., Yang, Y., Anderson, M., Hain, C., Melton, F. S., Kustas, W. P., Gao, F., Mishra, V., Volk, J. M., Bambach, N., Knipper, K., O’Halloran, T. L., & Sun, G. (2024). Multi-Satellite Data Fusion for Improved Field-Scale Evapotranspiration Mapping on Google Earth Engine. AGU Fall Meeting Abstracts: Washington, DC, December 10, 2024, Abstract B23K-07.
Ruhoff, A., Comini de Andrade, B., Laipelt, L., Rossi, J. B., Alves, W., Ramalho, N., Matte Rios Fernandez, G., Fisher, J. B., Yang, Y., Kilic, A., Allen, R. G., Melton, F. S., Volk, J. M., Huntington, J. L., Senay, G. B., Purdy, A. J., Carrara, W., Reitz, M., Anderson, M., Knipper, K., & Wilson, J. L. (2024). OpenET-Brazil: Remote sensing of evapotranspiration for water management in Brazil. AGU Fall Meeting Abstracts: Washington, DC, December 9, 2024, Abstract H13S-04.
Yang, Y., Cammalerri, C., Allen, R. G., Anderson, M., Fisher, J. B., Hain, C., Guzinski, R., Hall, M., Jaafar, H., Jia, L., Kilic, A., Melton, F. S., McVicar, T., Nieto, H., Ruhoff, A., Senay, G. B., Van Niel, T. G., Vleeshouwer,, J., Volk, J. M., Yang, Y., Zhang, Y., & Steduto, P. (2024). Overview of State-of-the-Art Satellite Evapotranspiration Products and Validation Efforts. AGU Fall Meeting Abstracts: Washington, DC, December 10, 2024, Abstract B22D-01.
2023
Volk, J. M. (2023). Lessons Learned from Harnessing Eddy Covariance Networks to Evaluate OpenET Remote Sensing Models. FLUXNET-ECN Seminar, October 23, 2023, Invited
Volk, J. M. (2023). Lessons Learned from Harnessing Eddy Covariance Networks to Evaluate OpenET Remote Sensing Models. FLUXNET-ECN Seminar: [Virtual], October 23, 2023, Invited

2022
Bromley, M., Melton, F., Grimm, R., Herring, J., Huntington, J. L., Allen, R., Anderson, M., Carrara, W., Daudert, B., Doherty, C., Dunkerly, C. W., Erickson, T., Fisher, J., Friedrichs, M., Guzman, A., Hain, C., Hall, M., Halverson, G., Hansen, J., Harding, J., Johnson, L., Kang, Y., Kilic, A., Morton, C. G., Malloy, M., McCullum, A., Minor, B. A., Patel, M., O’Connor, R., Ortega-Salazar, S., Ott, T., ReVelle, P., Ruhoff, A., Senay, G., Volk, J. M., & Yang, Y. (2022). OpenET: Cloud-based Evapotranspiration Data for Water Management . AGU – Frontiers in Hydrology Meeting: San Juan, Puerto Rico, June 20, 2022-June 24, 2022, Invited
https://agu.confex.com/agu/hydrology22/meetingapp.cgi

Volk, J. M., Huntington, J. L., Melton, F., Allen, R., Anderson, M., Dunkerly, C. W., Fisher, J., Friedrichs, M., Hain, C., & Halverson, G. (2022). OpenET Satellite-based ET Intercomparisons with Ground-based Measurements: Phase II Results . Authorea
Tajfar, E., Volk, J. M., Reba, M., Fong, B., Novick, K., White, P., Bhattacharjee, J., Anapalli, S., & Runkle, B. (2022). Bias-corrected Crop Coefficients for Different Land Cover Types in the US Mid-South derived from Eddy Covariance Measurements and the gridMET Dataset, H55A-02. AGU Fall Meeting
2021
Reitz, M., Huntington, J. L., Volk, J. M., Ott, T., Melton, F., Pearson, C., Minor, B. A., & Carrara, W. (2021). A machine learning approach to weighting the remotely sensed ET ensemble members of OpenET. AGU Fall Meeting: New Orleans, LA
Reitz, M., Huntington, J. L., Volk, J. M., Ott, T., Melton, F., Pearson, C., Minor, B. A., & Carrara, W. (2021). A machine learning approach to weighting the remotely sensed ET ensemble members of OpenET, H53D-04. AGU Fall Meeting
Melton, F., Huntington, J. L., Grimm, R., Herring, J., Hall, M., Erickson, T., Allen, R., Anderson, M., Bromley, M., Carrara, W., Daudert, B., Doherty, C., Dunkerly, C., Fisher, J., Friedrichs, M., Guzman, A., Hain, C., Halverson, G., Hansen, J., Harding, J., Johnson, L., Kang, Y., Kilic, A., Malloy, M., McCullum, A., Morton, C. G., Patel, M., Ortega-Salazar, S., Ott, T., ReVelle, P., Ruhoff, A., Senay, G., Volk, J. M., Wang, T., & Yang, Y. (2021). OpenET: Operational Evapotranspiration Data for Water Management in the Western United States. AGU Fall Meeting Abstracts: New Orleans, LA, December 13, 2021-December 17, 2021, Abstract B42C-01.

Yang, Y., Anderson, M., Gao, F., Lei, F., Dong, J., Hain, C., Knipper, K., Alfieri, J., Prueger, J., Bambach, N., Kustas, W., Hipps, L., Melton, F., Volk, J. M., & Huntington, J. L. (2021). Evaluation of OpenET DisALEXI and Ensemble ET over the State of California. AGU Fall Meeting Abstracts: New Orleans, LA, December 13, 2021-December 17, 2021, Abstract H52E-04.
2020
Melton, F., Huntington, J. L., Grimm, R., Herring, J., Hall, M., Rollison, D., Erickson, T., Allen, R., Anderson, M., Blankenau, P., Bromley, M., Carrara, W., Daudert, B., Doherty, C., Dunkerly, C. W., Fisher, J., Friedrichs, M., Guzman, A., Hain, C., Halverson, G., Harding, J., Johnson, L., Kang, Y., Kilic, A., Mallory, M., Ortega-Salazar, S., Ott, T., Revelle, P., Ruhoff, A., Schull, M., Senay, G. B., Volk, J. M., Wang, T., & Yang, Y. (2020). OpenET: Filling a Critical Gap in Water Data for the Western US. AGU: Virtual, December 1, 2020-December 17, 2020
Rollison, D., Grimm, R., Melton, F., Huntington, J. L., Herring, J., Hall, M., Erickson, T., Allen, R., Anderson, M., Blankenau, P., Bromley, M., Daudert, B., Doherty, C., Dunkerly, C. W., Fisher, J., Friedrichs, M., Guzman, A., Hain, C., Halverson, G., Hansen, J., Harding, J., Johnson, L., Kang, Y., Kilic, A., Malloy, M., Minor, B. A., Morton, C. G., Ortega-Salazar, S., Ott, T., Revelle, P., Ruhoff, A., Schull, M. A., Senay, G. B., Volk, J. M., Wang, T., & Yang, Y. (2020). OpenET: Enabling Science-Based Water Management through Open Data Services and User-Driven Design. AGU: Virtual, December 1, 2020-December 17, 2020

2017
Wu, R., Painumkal, J., Volk, J. M., Liu, S., Louis, S., Tyler, S., Dascalu, S., & Harris, F. C. (2017). Parameter estimation of nonlinear nitrate prediction model using genetic algorithm, 1893-1899. IEEE
Volk, J. M. (2017). A simple hillslope model for subgrid lateral flow in ESMs. 2017 CCUAHSI Cyberseminar Series on Hillslope Hydrology in Earth System Models: [Virtual], Invited

2016
Volk, J. M., Turner, M., Huntington, J. L., Gardner, M. A., Tyler, S., & Sheneman, L. (2016). Parameter Optimization of a Hydrologic Model in a Snow-Dominated Basin Using a Modular Python Framework. American Geophysical Union Fall Meeting: San Francisco, CA, December 12, 2016-December 16, 2016
Wu, R., Chen, C., Ahmad, S., Volk, J. M., Luca, C., Harris, F. C., & Dascalu, S. (2016). A real-time web-based wildfire simulation system, 4964-4969. IEEE
Volk, J. M., Turner, M., Huntington, J. L., Gardner, M. A., Tyler, S., & Sheneman, L. (2016). Parameter optimization of a hydrologic model in a snow-dominated basin using a modular Python framework, H41B-1325. AGU Fall Meeting
2015
Volk, J. M., Clark, M., Swenson, S., Lawrence, D., & Tyler, S. (2015). Improving subsurface hydrology in Earth System Models, GC23G-1202. AGU Fall Meeting
Gaffney, R., Tyler, S., Harpold, A., & Volk, J. M. (2015). Informing Hydrological Drought Response in Headwater Catchments Using Water Storage Estimated From GRACE: Storage-Flow Dynamics, H41F-1391. AGU Fall Meeting
Chen, C., Ahmad, S., Mejia, J. F., Volk, J. M., & Kalra, A. (2015). Study of Climate Change to Hydrologic Processes in a Snow-dominant Area. AGU Fall Meeting: San Francisco, CA, December 14, 2015-December 18, 2015, Abstract GC51E-1132.
2013
Volk, J. M., Prudick, D., Rajagopal, S., Huntington, J. L., & Niswonger, R. (2013). Climate Change Impacts on the Lehman-Baker Creek Drainage in the Great Basin National Park. AGU, December 10, 2013
2009
Volk, J. M. (2009). SPATIAL AND TEMPORAL VARIATIONS IN SEDIMENT ORGANIC MATTER (SOM) FROM A STREAM DRAINING MIXED-USE LANDSCAPES. Geological Society of America North-Central Section – 43rd Annual Meeting, April 2, 2009-April 3, 2009
Other
2025
Reitz, M. M., Volk, J. M., Ott, T., Anderson, M. C., Senay, G. B., Melton, F. S., Kilic, A., Allen, R., Fisher, J. B., Ruhoff, A., Purdy, A. J., & Huntington, J. L. (2025). Performance maps, weights, and associated data sets for Version 2.0 of the OpenET evapotranspiration models for the Conterminous U.S., U.S. Geological Survey data release. https://doi.org/10.5066/P1HY5TUM
Volk, J. M., Comini de Andrade, B., Huntington, J. L., Morton, C. G., Pearson, C., & Albano, C. M. (2025). Post-processed flux data and visualization tools from FLUXNET2015 sites using the flux-data-qaqc Python package. Zenodo dataset. https://doi.org/10.5281/zenodo.15634375
2024
Wilson, J. L., ReVelle, P., Friedrichs, M. O., Morton, C. G., Carrara, W., Andrade, B., Bromley, M., Dunkerly, C. W., Guzman, A., Halverson, G., Harding, J., Laipelt, L., Minor, B. A., Parrish, G. E., Pearson, C., Volk, J. M., Yang, Y., Allen, R., Anderson, M., Doherty, C., Fisher, J., Huntington, J. L., Johnson, L., Kang, Y., & Kilic, A. (2024). Monthly OpenET Image Collections (v2.0) Summarized by 12-Digit Hydrologic Unit Codes, 2008-2023, U.S. Geological Survey data release. https://doi.org/10.5066/P13Y9HXJ
2023
Volk, J. M., Huntington, J. L., Melton, F. S., Allen, R., Anderson, M. C., Fisher, J. B., Kilic, A., Ruhoff, A., Senay, G. B., Minor, B. A., Morton, C. G., Ott, T., Johnson, L., Comini de Andrade, B., Carrara, W., Doherty, C. T., Dunkerly, C. W., Friedrichs, M. O., Guzman, A., Hain, C., Halverson, G. H., Kang, Y., Knipper, K. R., Laipelt, L., Ortega-Salazar, S., Pearson, C., Parrish, G., Purdy, A., ReVelle, P., Rossi, J. B., Solymar, R., & Wang, T. (2023). OpenET model data for assessing the accuracy of OpenET satellite-based evapotranspiration data to support water resource and land management applications. Zenodo dataset. https://doi.org/10.5281/zenodo.7636782
Volk, J. M., Huntington, J. L., Melton, F., Minor, B. A., Wang, T., Anapalli, S., Anderson, R. G., Evett, S., French, A., Jasoni, R., Jasoni, R., Bambach, N., Kustas, W. P., Alfieri, J., Prueger, J., Hipps, L., McKee, L., Castro, S. J., Alsina, M. M., McElrone, A. J., Reba, M., Runkle, B., Saber, M., Sanchez, C., Taifar, E., Allen, R., & Anderson, M. (2023). Post-processed data and graphical tools for a CONUS-wide eddy flux evapotranspiration dataset. Zenodo dataset. https://doi.org/10.5281/zenodo.7636782
2018
Volk, J. M. (2018). Advances in Hydrologic Modeling: Data Provenance, Lateral Flow Routing, and Numerical Accuracy, PhD Dissertation, University of Nevada, Reno.