Geological Survey Water-supply Paper

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U.S. Government Printing Office, 1950 - Irrigation

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Page 9 - Natural waters that contain only 3 or 4 parts per million of the two together are likely to carry almost as much potassium as sodium. As the total quantity of these constituents increases, the proportion of sodium becomes much greater.
Page 87 - Anaheim, Beverly Hills, Burbank, Coastal Municipal Water District, Compton, Fullerton, Glendale, Long Beach, Los Angeles, Pasadena, San Diego County Water Authority, San Marino, Santa Ana, Santa Monica, Torrance, and West Basin Municipal Water District (new area in MWD June 1949).
Page 160 - Iron (Fe) . . . Manganese (Mn) Calcium (Ca) Magnesium (Mg) Sodium (Na) Potassium (K) Carbonate (CO,) Bicarbonate (HCO...
Page 589 - Silica (SiO,) Iron (Fe) Manganese (Mn) , Calcium (Ca) Magnesium (Mg) Sodium (Na) Potassium (K) .. Carbonate (CO,) Bicarbonate (HCO...
Page 635 - Instances, population of the place; ownership, source, and treatment of supply; storage facilities for both raw and finished water; and chemical analyses of the supplies.
Page 54 - Silica (SiOJ Iron (Fe) Manganese (Mn) Calcium (Ca) Magnesium (Mg) Sodium (Na) Potassium (K) Carbonate (CO,) Bicarbonate (HCOJ Sulfate (SOJ.
Page 431 - Silica (SiOJ Iron (Fe) Manganese (Mn) ..... Calcium (Ca) Magnesium (Mg) Sodium (Na) Potassium (K) Carbonate...
Page 641 - ... in equivalents per million is sometimes preferred. An equivalent per million is a unit chemical combining weight of a constituent in a million unit weights of water and is calculated by dividing the concentration in parts per million by the chemical combining weight of the constituent. For convenience in making this conversion the reciprocals of chemical combining weights of the most commonly reported constituents (ions) are given in the following table: Constituent Factor Constituent Factor...
Page 11 - TURBIDITY. The turbidity of water is due to suspended matter, such as clay, silt, finely divided organic matter, microscopic organisms, etc. The increasing use of filters for the purification of water and sewage has made this determination one of great importance.
Page 41 - ... area west of Park or Tyndall Avenues. The analyses show reasonably well the composition of the water served by the two well fields and the private companies in the respective areas of the city proper and the suburban area designated. ANALYSES Ownership: (See Tucson.

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