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cy Or Table 2 Ground-Water Quality,1994-1995 Teichert Vernalis Plant Area (all units in mgA,unless specified otherwise) March 1,1994 Hall Faulkner S.Tracy Brown's Brown's Koster Rustan June 1,1994 Hall Faulkner S.Tracy Brawn's Brown's Koster #1 New #1 #1 New #1 Total Hardness,CaCO3 259 --- 239 - 277 178 Total Hardness,CaC.03 290 360 289 290 330 240 Calcium 70 - 59 - 70 - 48 Calcium 73 93 65 72 68 6t Magnesium 20 - 22 - 25 - 14 Magnesium 27 31 29 28 33 23 Potassium NO - ND - ND - NO Potassium NO ND NO ND ND ND Sodium 94 --- 79 »- B3 -- B7 Sodium 99 97 85 87 94 94 Total Alkalinity,CaCO3 216 156 195 174 Total Alkalinity,CaCO3 220 230 150 200 200 150 Hydroxide NO - ND NO ND Hydroxide ND ND NO ND NO ND Carbonate ND ND ND NO Carbonate ND ND NO ND NO ND Bicarbonate 264 190 238 212 Bicarbonate 270 260 190 240 240 18o Sulfate 51 •- 110 -- 171 -- 45 Sulfate 58 75 110 150 150 96 Chloride 108 57 --- 41 - so Chloride 100 32 60 30 30 70 Nitrate,as NO3 14.9 43.3 - 122 11.2 Nitrate,as M03 16 25 47 8.3 12 31 Nitrite.as NO2 ND -- ND --- NO - ND Nitrite,as NO2 ND ND ND ND NO NO Phosphate NO --- ND - NO -- NO Phosphate ND ND NO ND ND ND Fluoride 0.3 --- 0.2 - 0.2 -- 0.2 Fluoride NO ND NO 0.2 NO 0.2 PH 7.5 --- 7.5 -- 7.5 --- 7.7 pH 7.5 7.8 7.5 7.5 7.4 7.7 EC(umhos/cm) 1020 --- 920 - 960 --- 640 EC(umhosrcm) 930 1000 B00 840 850 800 TDS 570 »- 540 5130 --- 460 TDS 590 680 530 570 500 490 Boron 0.5 - 1.0 -•- 1.1 -- 0.7 Boron 0.5 0.5 1.1 1.3 1.2 1.1 Copper(ugA) ND NO - ND --- NO Copper(ugA) NO NO NO NO NO ND Iran(ugA) NO -- ND --• ND --- ND Iron(ugA) ND 60 ND NO ND 470 Manganese(ugA) NO -- NO ND ND Manganese(ugA) NO NO ND NO NO s0 Zinc)ugA) NO --- NO --- 100 --- ND Zinc(ugA) ND 70 ND NO NO ND Total Coliform(MPN1100 ml) Absent - --- --- --- --- --- Total Coliform(MPNl100 ml) Absent Absent --- --- --- •-- Fecal Coliform(MPN1100 mf) -- --• --- --- --- --- --- Fecal Coliform(MPN1100 mi) -•• -•• --- --- ••- -•- October 4,1984 Hall Faulkner S.Tracy Brown's Brown's Kanter January 19,1995 Hall Faulkner S.Tracy Brawn's Brown'a Koster #1 New #1 #1 New #1 TDtal Hardness,CaCO3 280 320 250 280 290 230 Total Hardness,CaCO3 290 310 290 290 290 Calcium 1 73 88 60 68 71 62 Calcium 74 80 fit 67 68 ••- Magnesium 23 26 23 24 26 19 Magnesium 23 25 25 25 29 - Potassium ND ND NO ND ND NO Potassium NO NO NO 1.5 2 - Sodium 91 100 78 B4 84 87 Sodium 90 92 73 80 72 ••- Total Alkalinity,CS 210 240 150 190 204 151 Total Alkalinity,CaC.03 230 230 150 190 190 -- Hydroxide NO NO ND ND ND NO Hydroxide ND ND ND NO ND --- Carbonate NO ND NO NO NO ND Carbonate ND ND ND NO NO Bicarbonate 250 300 180 230 250 184 Bicarbonate 280 280 190 230 230 - Sulfate 61 66 120 160 160 110 Sulfate 66 72 120 180 130 - Chloride 1' 120 120 70 35 42 70 Chloride 130 130 613 38 68 --- Nitrate,as NO3 21 A 36.0 50.0 8.1 12.0 35.0 Nitrate,as NO3 23 30 42 8.5 30 -- Nitnte.as H02 .,2 ND NO ND ND ND ND Nitrile,as NO2 NO ND ND ND NO Phosphate 1,. - ND ND NO NO NO NO Phosphate NO NO ND NO ND - Fluoride ND ND 0.2 0.1 0.1 0.2 Fluoride 0.1 0.1 0.3 0.2 0.2 -- pit � ^" � 7.5 7,5 7.5 7.5 7.5 7.7 pH 7.5 7.4 7.5 7.5 7.5 - EC(umhoslcm) 1000 1100 840 870 900 890 EC(umhoslcm) 980 1000 800 860 850 - TDS 570 620 500 530 550 500 TDS 550 600 500 550 540 Boron 0.5 CIS 1.0 1.1 1.1 1.0 Boron 0.5 0.5 1.0 1.1 1.0 -- Coppet(ugA) NO ND ND NO NO ND Copper(ugA) NO ND NO NO ND Iran(ugA) # ND NO ND ND ND NO Iran(ugA) ND ND 390 290 400 - Manganese(ugA) NO NO ND NO ND ND Manganese(ugA) ND ND NO 50 NO Zinc(ugA) ND ND ND NO ND NO Zinc(ugA) NO ND NO NO 60 --- Total Coliform(MPN1100 ml) Absent Present' -- - Total Coliform(MPNf100 ml) Absent Absent - Fecal Cofform(MPN1100 ml) -- Absent' -- -- -- - Fecat Coliform(MPNl100 ml) »- »- --- •-- --- --- 'Retesting in November 1994 confirmed presence of total coliform bacteria and absence of fecal coliform. tcvn95.wb2