Page 25 - Salem Magazine Spring 2011
P. 25

    N
  0.7
 pCi/1
   0
  15
   N
   0.5
  pCi/1
    0
   5
     7. Alpha emitters
8. Combined radium
9. Antimony
10. Arsenic
11. Aluminum
12. Barium
13. Beryllium 14. Cadmium
15. Chromium 16. Copper
17. Silver
18. Chloride 19. Sulfate
20. pH
21. Total dissolved solids
22. Iron
23. Manganese
24. Nickel
25. Zinc
26. Color
27. Sodium
28.Chlorine
29. Fluoride
30. Lead
31. Mercury (inorganic)
32. Nitrate/Nitrite (as Nitrogen)
33. Ortho Phosphate
34. Selenium
35. Thallium
36. Hardness
37. Alkalinity
38. 2,4-D
Inorganic Contaminants
Erosion of natural deposits Erosion of natural deposits
Discharge from petroleum refineries; fire retardants; ceramics; electronics; solder
Erosion of natural deposits; runoff from orchards; runoff from glass and electronics production wastes
Metal used in electrical conductors, explosives, paints, photography, utensils
Discharge of drilling wastes; discharge from metal refineries; erosion of natural deposits
Discharge from metal refineries and coal-burning factories; discharge from electrical, aerospace, and defense industries Corrosion of galvanized pipes; erosion of natural deposits; discharge from metal refineries; runoff from waste batteries and paints
Discharge from steel and pulp mills; erosion of natural deposits
Corrosion of household plumbing systems; erosion of natural deposits; leaching from wood preservatives
Naturally occurring in environment
Naturally occurring in environment Naturally occurring in environment
Acidity or basicity of water
Physical property of water
Naturally occurring in environment
Naturally occurring in environment
Naturally occurring in environment, Used in alloys, protective coatings
Naturally occurring in environment, Used in alloys, batteries, fungicides
Physical property of water
Naturally occurring in environment
Required disinfectant added during the treatment process to eliminate bacteria
Erosion of natural deposits; water additive which promotes strong teeth; discharge from fertilizer and aluminum factories
Corrosion of household plumbing systems, erosion of natural deposits
Erosion of natural deposits; discharge from refineries and factories; runoff from landfills; runoff from cropland
Runoff from fertilizer use; leaching from septic tanks, sewage; erosion of natural deposits
Used in drinking water treatment
Discharge from petroleum and metal refineries; erosion of natural deposits; discharge from mines
Leaching from ore-processing sites; discharge from electronics, glass, and drug factories
Primary dissolved limestone minerals from soil and rock materials
Primary dissolved limestone minerals from soil and rock materials
           N <2
N <2
N 0.127
N 0.039
N <2 N <2
N < 10
N 0.0055 -0.1250
N <0.01
N 14.1 N 18.0
N 7.1-8.0
N 180
N < 0.05
N < 0.01
N < 0.01
N < 0.01
N <5
N 5.86
N 0.85-1.75 (1.35)
N 0.63-1.04
N 0.0002- 0.0062
N < 0.2
N 0.28
N <0.05
N < 0.01
N <2
n/a 136-244
n/a 88-187
ppb 6
ppb n/a
ppm 0.05- 0.20
ppm 2
ppb 4 ppb 5
ppb 100 ppm 1.3
ppm n/a
ppm n/a ppm n/a
pH units n/a
ppm n/a
ppm n/a
ppm n/a
ppm n/a
ppm n/a
Color units n/a
ppm n/a
ppm 4
ppm 4
ppm 0
ppb 2
ppm 10
ppm n/a
ppm 0.05
ppb 0.5
ppm n/a
ppm n/a
6
10
0.20
2
4 5
100 AL=1.3
0.10
250 250
6.6 – 8.5
500
0.3
0.05
0.1
5
15
n/a
4
4
AL=0.015
2
10
n/a
0.05
2
n/a
n/a
                                               Synthetic Organic Contaminants including Pesticides and Herbicides (Most Recent Monitoring Period 2009)
Runoff from herbicide used on row crops
    N
   < 0.5
  ppb
    70
   70
    
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