Key points are not available for this paper at this time.
This series of manuals on Techniques and Methods (TM) describes approved scientific and data-collection procedures and standard methods for planning and executing studies and laboratory analyses. The material is grouped under major subject headings called "books" and further subdivided into sections and chapters. Book 4 is on hydrologic analysis and interpretation and section B is on surface water.
England et al. (Mon,) studied this question.