HYD151
Field Methods in Hydrology

WEEK 9

Lecture 21: Infiltration measurement and sampling

Outline:
Example field studies of infiltration measurement Green-Ampt equation for infiltration
Empirical infiltration functions

Kostiakov function Modified Kostiakov
Philip's equation

Here is the Excel file infiltration.xls demonstrating the different infiltration equations.

Textbook reading:
Chapter 7: pages 113-118.

Other reading:
Bedient, P.B. and Huber, W.C. 1992. Hydrology and Floodplain Analysis, 2nd Edition. Addison-Wesley Publishing Co., Reading, MA. PAGES 51-59.download here

Earth Systems Solutions. Tensiometer Users Guide. Santa Barbara, CA.download here

Related web links:
none.

Lecture 22: Wetland Hydrology Measurements

Outline:
Wetland hydrometerology
Wetland sediment flux
Wetland geochemistry


Textbook reading:
n/a

Other reading:
none.

Related web links:
none.

HOMEWORK #5 IS DUE TODAY AT THE BEGINNING OF CLASS

Lecture 23: Innovation in Hydrologic Measurement

Outline:
Mountain River hydrology
River Truss Technologies

Textbook reading:
none.

Other reading:
Pasternack, G. B., Valle, B., Paige, D., Shaw, K. M. 2006. Portable apparatus and method for measuring hydraulic features in rivers and stream. U.S. Patent # 7062962.

Related web links:
none.

Assignment 6: Infiltration/soil moisture

Outline:
This will take place at Russell Ranch.
Meet in the parking lot behind Veihmeyer Hall at 8:00 am sharp.
Be prepared to get wet and/or muddy!
Dress for potential rain.
Bring your "rite-in-the-rain" notebooks!!!
Bring a lunch and water to drink!


Homework: Due at final exam
hyd151asgn6.pdf
You do not need to use the full report format on this homework. Use a simplified report format but continue to show all calculations, graphs, maps, etc as clearly as possible.