g202 psu 10/24/06 groundwater guest lecturer: eriks puris
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G202 PSU 10/24/06 GroundwaterGuest Lecturer: Eriks Puris
• http://www.artemisscience.com/media/G202_Lecture_PSU10wk.swf
Fate of Rain
19_06abc.jpg
Water Table
porosity vs. permeability
Porosity
What Controls Depth to Water Table?
humid vs. arid environment
19_06d.jpg
Topography of the Water Table
Why is the water table not a horizontal surface?
Flow: Recharge vs. Discharge
Regional Groundwater Flow
Groundwater
• Water Table• Flow of Groundwater• Aquifers
Types of Aquifers
19_14bc.jpg
Which Well Will Have Artesian Flow?Why will the other wells not have
Artesian Flow?
Ground Water as a Resource
Fig. 19.0
• Quantity• Quality
Depth to Groundwater
Source: http://capp.water.usgs.gov/gwa/ch_h/H-text1.html
Depth to Water Table
• Balance– withdrawal vs. recharge–(flux in vs. flux out)
Is groundwater renewable?
19_21ef.jpg
19_21h.jpg
Is Groundwater Renewable?
How does urbanization affect recharge?
19_22.jpg
Is Groundwater Renewable?
Contamination
19_21cd.jpg
19_23a.jpg
Columbia Plateau Regional Aquifer
Cross Section
Source: http://capp.water.usgs.gov/gwa/ch_h/index.html
Columbia Plateau Regional Aquifer
Source: http://gj.em.doe.gov/hanf/TXREPORT/REPORT/content.htm
Sources of Hanford Contamination
Source: http://www.ecy.wa.gov/pubs/0205015.pdf
Hanford Contamination
Source: http://www.ecy.wa.gov/programs/nwp/kpg/kdcleanup.htm
Groundwater Plume
http://www.hanfordwatch.org/archive/groundwater_computer_model.htm
Individual Drinking 2 L/d Groundwater - All RadsYear 1980 Mean Annual Dose Rate in Millirem
100,000
110,000
120,000
130,000
140,000
150,000
160,000
550,000 560,000 570,000 580,000 590,000 600,000
Above 400 40 to 400 4 to 40 0.4 to 4 0.04 to 0.4 Small
animation
Hydrothermal Power
19_18a.jpg
19_18c.jpg
19_18b.jpg
19_19a.jpg
Caves and Karst
Oregon Caves
Soda Straws Oregon Caves
Photo: E. Puris
Stalactite Stalagmite
ColumnOregon Caves
Photo: E. Puris
“bananas” Oregon Caves
Photo: E. Puris
Fig. 19.28
Prof.Condon’s 1908 Signature
Photo: E. Puris
Marble Oregon Caves
Formation of CavesFig.19.30a
Formation of CavesFig. 19.30b
Formation of CavesFig. 19.30 c
19_01a.jpg
Sinkhole in Puerto Rico (Fig. 19.29)
pp. 602-603
pp.618-619
19_01b.jpg
For Wednesday 2/15• Reading-Chapter 19
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