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Primary Standards -Mandatory Health-Related Standards <br /> )_v_•-v-~~Y ~0~~ MCL ~G Imported Water Groundwater yp• gourceOt <br /> T Ica! <br /> Parameter (MCLG) Range Average Range Average CoMaminaM <br /> ) <br /> Combined Filter Effluent <br /> 5 ' NA 0.31 - 3.2 i 0.89 NR NR i Soil runoff <br /> Turbidity (NTU) ~ i I ~ <br /> t I i <br /> . _ _ _ _ ~..__i.._._ ___-----___.L.~____ _..L_ ._-z~_.-~______L_.--~._ <br /> Turbidity: Is a measure of the cloudiness of the water It is monitored in our imported water source because it is a good indicator of the effectiveness of the filtration <br /> system <br /> MICROBIOLOGICAL PHG Imported Water Groundwater Typical Source of <br /> Parameter MCL (MCLG) Range Averege Range Average Contaminant <br /> Total Coliform Bacteria (a) NA NA ND - 12000 770 ND ND Naturally present in the <br /> environment <br /> RADIOLOGICALS <br /> Gross Alpha activity (pCi/L) 15 0 NC NC ND - 9.49 2.94 <br /> Erosion of natural deposits <br /> Natural Uranium (pCi/L) 20 0.43 2.9 - 3.7 3.3 ND - 8.79 3.66 <br /> Gross Beta Activity: Effective 6!11/2006, the gross beta particle activity MCL is 4 millirem/year annual dose equivalent to the total body or any internal organ. 50 pCi/L <br /> is used as a screening level. <br /> <br /> I INORGANIC CHEMICALS <br /> _..~~_____._~-~T_________._.T._~~_._.~r ._~____-~_T_ <br /> 1 j Erosion of natural deposits; <br /> Arsenic (ppb) 10 0.004 # 2.6 - 3.2, 2 9 - 3.0 ~ ND - 4 9 0 42 runoff from orchards, glass <br /> Highest RAA I € and electronics production <br /> ' f I E wastes I <br /> _ j <br /> I ~ Oil and metal refineries <br /> Barium (ppb) 1000 2000 j 105 - 129 ~ 117 ! ND 171 ~ 21.15 discharges; natural deposits <br /> r ~ erosion ' <br /> w <br /> Fluoride (ppm) ~ i Erosion of natural deposits; <br /> (naturally occurring) - 2 - 1 0.2 - 0.4 ~ 0.3 0.15 0 48 ~ 0.32 discharge from fertilizer and ~ <br /> ~ ~ ~ aluminum factories <br /> Fluoride (PPm) ' <br /> - NA ' Water additive for dental <br /> (Treatment related) (a) ~ 1 0.6 10 0.8 ~ NA ~ I health <br /> _ y , - _ _ j.-_ _ <br /> Nitrate (as N03 ppm) 45 45 NC NC ND 30 50 10 48 Runoff and leaching from ~ <br /> - _.-____,r. -i} _ fertilzer use: leaching from 11 <br /> Nitrate and Nitrite (as N ~ 10 10 NC ~ NC , ND 6.89 2.37 septic tanks and sewage; 1 <br /> .PPm) J _ ~ i i erosion of natural deposits <br /> T" <br /> -.._d.-.....~.__ _ . <br /> a ~ i Refineries, mines, and <br /> Selenium (ppb) 50 i I I <br /> i (50) ND ND I NR NR chemical waste discharges; <br /> i t <br /> - -~..~~____..r.. runoff ; <br /> fall or agricultural activity. <br /> NP <br /> ate! m drDking waOter at evels above 45 mg/ALRsDaNhealthRSk for nlfantslof elss tthanes zgmonthsfof age Sucenitratemevels m deinkin ins _ ~ <br /> g water can interfere with the <br /> capacity of the infant's blood to carry oxygen, resulting in a serious illness; symptoms include shortness of breath and blueness of the skin. Nitrate levels above 45 mg/L <br /> may also affect the ability of the blood to carry oxygen in other individuals, such as pregnant women and those with certain specific enzyme deficiencies. If you are <br /> caring for an infant, you should ask advice from your health care provider. <br /> 75C-20 <br /> <br />