BRAE 349 final exam with correct answers

BRAE 349 final exam with correct answers What is the lift and combined horsepower of the Edmonston Pumping Plant that moves water over the Tehachapi Mountains to Southern California? - 1,926 feet and 1,120,000 Horsepower Assuming you could...roughly how much time would it take to count the water molecules (H2O) in one small drop of water at a rate of one per second? - 300 billion centuries Assuming the population in California is 39.5 million, how many gallons of water would be needed to make the food to create 1 hamburger (use the quarter-pounder from lecture) for lunch for 1 day? Assume grain-fed beef versus grass-fed beef. - 23.7 billion gallons (or about 72,700 Acre-Feet) What prominent position did Cal Poly grad Randy Record hold with respect to California water? Hint: Google search encouraged - Chairman of the Board - Metropolitan Water District of Southern California From the water allocated to California from the Colorado River in a "normal" year, how much of the 4.4 million acre-feet allocation is used by agriculture as senior water rights? - 87.5% Which of the following represent relatively "new" sources of water in California? - -Seawater Desalination -Treated wastewater -Improved efficiency for ag and urban water use Why are nitrates in the groundwater an issue? - Nitrates can cause health problems such as Blue Baby Syndrome What is one of the greatest issues in California's hydrology? - A majority of the water is in the northern part of the state, but a majority of the population is in the southern part of the state. What percent of California groundwater is used as a key source of water in a normal water year? - 30% Which of the following are guiding principles of the 2020 Water Resilience Plan? - a) Strengthen partnerships with local, federal and tribal governments, water agencies and irrigation districts, and other stakeholders b) Integrate investments, policies, and programs across state government c) Prioritize multi-benefit approaches that meet several needs at once d) Utilize natural infrastructure such as forests and floodplains e) Embrace innovation and new technologies f) Incorporate successful approaches from other parts of the world g) Encourage regional approaches among water users sharing watersheds h) Prioritize urban water use above all other water users How did California miners in the mid-1800s get the hydraulic mining nozzles to work? - Hydraulic pressure from upstream water source How much subsidence allegedly occurred between at the site near Mendota, California (documented by Dr. Poland)? - 8.9 meters (29.2 ft) According to the lecture, NRDC/Pacific Institute posted a chart where ag is wasting water in California. How much water did they claim that agriculture users are wasting with poor irrigation practices? - 5.6 - 6.6 mAF According to the Randy Record interview, what is the biggest challenge in the future for the sustainability/reliability for MET? - Climate change/variability Which of the following is NOT a reason why there is pushback from building more water storage in California? - Urban use