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PERMEATE & CONCENTRATE ANALYSIS                         

Date Sample Drawn:

Permeate: 07/06/04
  Concentrate: 4/29/03

Operator:

CP
Date Analysis Completed: Permeate: 07/9/04
  Concentrate: 4/30/03
 
CHEMICAL

PERMEATE

CONCENTRATE

MCL
Alkalinity as CaCO3, mg/l 0 0 N/A
Total Alkalinity CaCO3, mg/l 34 1,520 N/A
Bicarbonate as HC03, mg/l 41.46 1,854 N/A
Carbonate as CO3, mg/l 0 0 N/A
Hydroxide as OH, mg/l 0 0 N/A
Total Hardness as CaCO3, mg/l 42 166 150*
Calcium Hardness as CaCO3, mg/l 22 60 N/A
Magnesium as CaCO3, mg/l 20 106 N/A
Calcium as Ca, mg/l 8.8 24 60*
Color 4 664 15^
Silica as SiO2, mg/l 4.0 85.9 N/A
Conductivity 159 6,080 N/A
Iron, Fe mg/l 0.013 0.166 0.30^
Potassium K, mg/l 0.3 36.0 N/A
Copper, Cu, mg/l < 0.070 0.516 1,300 ug/l~
Manganese, Mn mg/l 0.0088 0.129 N/A
Phosphate as PO4, mg/l 1.39 4.400 5.0*
Chloride as Cl-, mg/l 30 1,000 250.0*
Fluoride, F, mg/l 1.06 1.55 4.0*
Nitrate as NO3, mg/l 0.03 0.9 10^
Zinc, Zn, mg/l 0.050 0.020 5.0^
Chlorine (free CL2), mg/l 1.48 0 0.2@
Lead, Pb, mg/l < 0.005 < 0.005 15 ug/l~
Corrosivity -0.80 0.928 N/A
pH 8.25 8.25 6.5-8.5*
pHs 9.05 7.41 N/A
Turbidity, NTU 0.15 0.30 1.0^
Total Suspended Solids (TSS), mg/l 0.0 0.8 N/A
Total Dissolved Solids (TDS), mg/l 77 3,210 500.00*
Sulfate as SO4, mg/l 0.003 24.2 250.0*
Sodium, Na, mg/l 12.92 1,109.79 250.0^
Sulfide as S, mg/l 0 0 N/A
Temperature F 64.0 65.8 N/A

* Recommended State Maximum   @ Mandatory State Minimum   ^ Mandatory State Maximums

~ Action Level   N/A Not Applicable

Page last updated September 24, 2004