PPT-Groundwater

Percolating Underground Stream Ownership of Percolating Groundwater 1 Common Law Rule Absolute Ownership Rule English Rule Rule of Capture Can withdraw unlimited amount but cannot be malicious or wasteful. Much of the global H. 2. O, resides below the surface of the Earth in what geologists refer to as . groundwater. . . Although in the subsurface, it has a large impact on society and the features that we see on the surface of the Earth.. By. Cindy A. Forbes, P.E., Chief. Southern California Field Operations Branch. California Department of Public Health. Cindy.Forbes@cdph.ca.gov. December 2011. 1. 2. Workshop Presenters. Cindy Forbes—Southern California Branch Chief. Makes up 23% of Earth’s freshwater.. 12% Shallow (we can reach). 11% Deep (out of our reach). Underground Layers. When precipitation occurs, water often seeps down into the soil and trickles down in between particles of soil and through cracks and spaces in layers of rock. . Chapter 9, Section 2. The Hydrologic Cycle (WATER CYCLE). . Evaporation. Condensation. Precipitation. Runoff. Soil is made up of many small rock and . mineral. fragments.. Holes, . cracks. ,. and crevices exist in the rock underlying the soil.. LA’s Water Resources. You may be familiar with Spring water… . Aquifer:. A water-bearing. rock. that readily transmits water to wells and springs . Water Bearing Rock??. Let’s investigate!. notes. and. purge techniques. Acquiring . a . representative sample. Your Resources:. ISO Standards (5667). GNS National Protocol. What are we trying to achieve?. 3. Why is this so important?. A REPRESENTATIVE SAMPLE!. 2. Groundwater Sampling. Sampling a well with a tennis shoe?. Standards, Directives, Guidelines................... 4. Standards, Directives, Guidelines. Hierarchy:- “more or less a general consensus” EN/AS/NZS=. Steve Gaffield – Montgomery Associates. Thomas Hovel – City of Fitchburg, WI. Madeline Gotkowitz – Wisconsin Geological Survey. Topics. Groundwater basics & current issues. Madison’s drinking water issues. sandstone and . Rogersville shale play area, eastern Kentucky. Kentucky . Geological Survey, University of . Kentucky. GSI . Environmental Inc., . Austin. , . TX. Possible Contamination Pathways of Hydraulic Fracturing to Groundwater Aquifers . Delphi . Corporation, . Wyoming. , . Michigan. Dr. Peter E. Riemersma. Department of Geology. Grand Valley State University. Allendale, Michigan. Geohydrology (Geo 440), 3 credit, . no lab, elective. Sustainable Groundwater Management Act: Engaging with GSAs. OUTLINE. Financing Collaboration & GSA . Formation . Short . Term/ . Immediate. DWR Facilitation Services & Technical . Assistance. Professor Mike Young. Mike.Young@adelaide.edu.au. Cell 857 928 2519. SGMA . 101. Significant unreasonable and undesirable results. (1) Depletion of groundwater levels. (2) Reduction of groundwater storage. Bill Greer. IPECA. GROUNDWATER MONITORING. Groundwater must be within 20 feet of the surface. Monitoring wells are used to sense the presence of liquid product floating on the surface. Tank Leak Detection. . G. . . D. S. Floridan Aquifer. Extent. Hydrologic Horizons. Pressure. Tension. θ. pwp. < . θ. < n. θ. fc. < . θ. < n. θ. = n. θ. = n. Geologic Profiles . (Stratigraphy).