Stock water (Cont'd) 



dissolved solids, p. 117 



fish, n\,131 



fluorine, p. 136 



herbicides, p. 137, 138 



inorganic compounds, p. 134, 135 



insecticides, p. 138 



iron, p. 136 



lead, p. 136 



magnesium, p. 136 



manganese, p. 136 



mercury, p. 136 



microorganisms, p. 117, 118 



molybdenum, p. 136 



nitrates, p. 136 



pesticides, p. 137 



radioisotopes, p. 117 



silenium, p. 136 



sodium, p. 137 



sulfates, p. 137 



trace elements, p. 117 



vanadium, p. 137 



water consumption, p. 130, 130 



water pollutants, p. 1 15 



water pollution, p. 130 



water quality, p. 132 



water quality criteria, p. 115, 117 



zinc, p. 137 

 Streams 



floating material exclusion, p. 48 



phosphorus, p. 34 



sediments, p. 47 



turbidity, p. 47 



waste concentration recommendation, p. 59 



water temperature, p. 43 

 Strongyloides 



nematodes, p. 142 

 Subcommittee for Aesthetics and Recreation membership, 



p. ii 

 Subcommittee for Agricultural Uses membership, p. iv 

 Subcommittee for Fish, Other Aquatic Life and Wildlife 



membership, p. iii 

 Subcommittee for Industrial Water Supplies membership, 



p. iv, V 

 Subcommittee for Public Water Supplies membership, 



p. ii, iii 

 Submerged plants 



nuisance growth, p. 53 



nutrients, p. 53 

 Subsoil, p. 167 

 Subsurface drainage 



return flow, p. 168, 169 

 Subsurface waters 



irrigation practices, p. 112, 113 

 Sulfides 



toxicity — sea water, p. 88 

 Sulfite wastes see Pulp wastes 

 Supplemental irrigation 



aeration, p. 175 



biochemical oxygen demand, p. 175 



crop salt tolerance levels, p. 174 



humid climates, p. 172 



pesticides residues, p. 175 



saline water, p. 174 



salinity formulae, p. 173, 174 



suspended load, p. 175 



trace elements, p. 174, 175 



water quality criteria, p. 173 



Surface waters 



aesthetics, p. 3 



canneries, p. 210 



cement industry, p. 214 



chemical industry, p. 201 



fecal coliform monitoring criteria, p. 3, 9, 12 



industrial quality criteria, p. 188, 189, 190 



lumbering, p. 197 



mollusks in recreation, p. 3, 10 



oil industry, p. 203 



pulp and paper industry, p. 199, 199 



recreation, p. 3, 8, 9 



steel industry, p. 206 



textile industry, p. 196 



water properties, p. 196 



water quality, p. 196 



water treatment for public water supplies, p. 18 

 Surfactants 



toxicity, p. 65, 88 

 Surf -boarding, p. 9 

 Suspended load 



irrigation water, p. 118, 163, 166, 171 



river systems, p. 168 



supplemental irrigation, p. 175 

 Suspension 



settleable solids and fresh water fisheries, p. 47 

 Swimming, p. 9 



eye irritation by water, p. 15 



recreation, p. 7, 8 

 Swine see Hogs 



2,4,5-T 



irrigation water, p. 157 

 Tailwater 



return flow, p. 168 

 Tainting prohibition 



fresh water, p. 34 



marine and estuarine organisms, p. 36 

 Tainting substances 



anaerobic conditions, p. 77 



color, p. 77 



concentration affecting taste and odor, p. 49 



copper, p. 77 



fresh water fish, p. 48 



hydrocarbons, p. 48 



marine and estuarine organisms, p. 77 



odor, p. 48, 77 



phenolic compounds, p. 49 



sea water, p. 77 



taste, p. 48, 77 

 Tanning industry see Leather industry 

 Taste 



farmstead water supplies, p. 116, 124 



oysters, p. 77 



tainting substances, p. 48, 77 

 Taste-producing algae 



water purification, p. 129 

 TDE 



toxicity, p. 37, 83 

 TDS see Total dissolved solids 

 Tears 



buffer capacity, p. 15, 16 



pH, p. 15, 16 



toxicity, p. 15, 16 

 Temperature 



effect on salinity, p. 96 



irrigation water, p. 118 



see also Soil temperature; Water temperature 

 Textile industry, p. 195 



water consumption, p. 188 



230 



