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<br />N <br />0) <br />....:J <br />co <br /> <br />ABS <br />af <br />afy <br />ASTM <br />AWWA <br /> <br />BLM <br />CaCO] <br />CAP <br />C02 <br />CRB <br /> <br />CRSDE <br /> <br />CRSS <br />CPVC <br />cwl <br />DO <br /> <br />ABBREVIATIONS AND DEFINITIONS <br /> <br />- acrylic butylene styrene (plastic used for wastcwater pipe) <br />- acre-foot <br />- acre-feet per year <br />- American Society for Testing and Materials <br />- American Water Works Association <br /> <br />- United States Department of the Intcrior, Bureau of Land Management <br />- calcium carbonate (used as an index of water hardness) <br />- Central Arizona Project <br />- carbon dioxide <br />- Colorado River Basin <br /> <br />- Colorado River Salinity Damage Estimation [the computer program <br />and input data developed in this studyl <br />- Colorado River Simulation System <br />- chlorinated polyvinyl chloride (plastic used for water pipe) <br />- hundredweight (= 100 pounds) <br />- dissolved oxygen <br /> <br />dS/m - deciSiemens per meter, a measure of electrical conductivity <br />equal to one millimho per centimeter (mmho/cm) <br />e - the natural exponential, or base of natural logarithms, approximately 2.71828 <br />EP A - U.S. Environmental Protection Agency <br />GNP Implicit Price Dellator - A quarterly price index published by the U.S. Department of <br />Commerce <br />hardness - water hardness is described in terms of temporary hardness, <br />permanent hardness, and total hardness. <br /> <br />mar <br />M&I <br />mgd <br />mg/L <br />mmho <br /> <br />- miHion acre~feet <br />- municipal and industrial <br />- million gallon's per day <br />- milligrams per liter <br />- millimho <br /> <br />mmho/cm - millimho per centimeter <br />IJ.mho - micrombo (0.001 miUimho) <br />MWD - Metropolitan Water District of Southern California <br />O&M - operation and maintenance <br />OLAC - Orange and Los Angeles Counties [joint sponsors of a 1981 water reuse study] <br /> <br />OWRT - U.S. Department of the Interior, Office of Water Research <br />and Technology (since 1985, a part of the U.S. Geological Survey) <br />pH - the negative logarithm of the effective hydrogen ion concentration; <br />used as a scale to express degree of acidity/alkalinity <br />PC - personal computer <br />Pcrmanent hardness - refers to the presence of chlorides or sulfates <br />of calcium and magnesium which cannot be removed by boiling <br />PL. - Public Law <br /> <br />.I <br /> <br />. <br /> <br />,.>'< <br />, <br /> <br />1:1 <br /> <br />"'1 <br />",', <br />. <br /> <br />~I <br /> <br />;1 <br /> <br />.1 <br /> <br />. ~ <br /> <br />} <br />" <br />',' <br />';' <br /> <br />, <br />q <br /> <br />; <br />: ~ <br /> <br />i <br /> <br />, <br /> <br />'. <br /> <br />-',! <br /> <br />: ~ <br />'j <br /> <br />:,i <br /> <br />., <br />, <br /> <br />',I <br />i,~ <br />-'t <br />'i <br /> <br />:.;: <br />';J <br /> <br />xi <br /> <br />F. <br />,8 <br /> <br />.oi.. ft.,." <br />