| Hydrologic Data Collection and Water Quality Sampling |
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The web address to this site is http://www.ars.usda.gov/spa/hydro-collection
Publications Related to Measurement Uncertainty:
Harmel, R.D. , P.K. Smith, and K. W. Migliaccio. 2010. Modifying Goodness-of-Fit Indicators to Incorporate Both Measurement and Model Uncertainty in Model Calibration and Validation. Transactions of ASABE 53(1):55-63. Publication
Harmel, R.D. , D.R. Smith, K.W. King, and R.M. Slade. 2009. Estimating storm discharge and water quality data uncertainty: A software tool for monitoring and modeling applications. Environmental Modelling & Software 24:832-842. Publication
Harmel, R.D. and P.K. Smith. 2007. Consideration of measurement uncertainty in the evaluation of goodness-of-fit in hydrologic and water quality modeling. Journal of Hydrology 337:326-336. Publication
Moriasi, D.N., J. G. Arnold, M. W. Van Liew, R. L. Bingner, R. D. Harmel and T. L. Veith.2007. Model Evaluation Guidelines for Systematic Quantification of Accuracy in Watershed Simulations. Transactions of ASABE 50(3):885-900. Publication
Harmel, R.D. , R.J. Cooper, R.M. Slade, R.L. Haney, and J.G. Arnold. 2006. Cumulative uncertainty in measured streamflow and water quality data for small watersheds. Transactions of ASABE 49(3):689-701. Publication
Shirmohammadi, A., I. Chaubey, R. D. Harmel, D.D. Bosch, R. Munoz-Carpena, C. Dharmasri, A. Sexton, M. Arabi, M. L. Wolfe, J. Frankenberger, C. Graff, and T. M. Sohrabi. 2006. Uncertainty in TMDL Models. Transactions of ASABE 49(4):1033-1049. Publication
Publications Related to Methods:
Harmel, R. D., R. M. Slade, and R.L. Haney. 2010. Impact of sampling techniques on measured stormwater quality data for small streams. J. Environ. Qual. 39: 1734-1742. Publication
Toor, G. S., R.D. Harmel, B. E. Haggard, and G. Schmidt. 2008. Evaluation of regression methodology with low-frequency water quality sampling to estimate constituent loads for ephemeral watersheds in Texas. J. Environ. Qual. 37: 1847-1854. Publication
Harmel, R. D., K.W. King, B.E. Haggard, D.G. Wren, and J.M. Sheridan. 2006. Practical Guidance for Discharge and Water Quality Data Collection on Small Watersheds. Transactions of ASABE 49(4):937-948. Publication
Harmel, R.D. and B.E. Haggard. 2006. Edge-of-Field and Small Watershed Data Collection to Support Phosphorus Modeling. In: Modeling Phosphorus in the Environment, D.E. Radcliffe (ed), pp. 383-401. Publication
King, K.W., R.D. Harmel, and N.R. Fausey. 2005. Development and sensitivity of a method to select time- and flow-paced storm event sampling intervals for headwater streams. Journal of Soil and Water Conservation 60(6):323-331. Publication
Harmel, R.D. and K.W. King. 2005. Uncertainty in measured sediment and nutrient flux in runoff from small agricultural watersheds. Transactions of ASAE 48(5):1713-1721. Publication
King. K.W. and R.D. Harmel. 2004. Comparison of Time-Based Sampling Strategies to Determine Nitrogen Loading in Plot-Scale Runoff: Technical Note. Transactions of ASAE 47(5):1457-1463. Publication
Harmel, R.D., K.W. King, and R.M. Slade. 2003. Automated Storm Water Sampling on Small Watersheds. Applied Engineering in Agriculture 19(6):667-674. Publication
King, K.W. and R.D. Harmel. 2003. Considerations in Selecting a Water Quality Sampling Strategy. Transactions of the American Society of Agricultural Engineers 46(1):63-73. Publication
Harmel, R.D., K.W. King, J.E. Wolfe, and H.A. Torbert. 2002. Minimum Flow Considerations for Automated Storm Sampling on Small Watersheds. Texas Journal of Science 54(2):177-188. Publication
 
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