Page 42 - Salem Magazine Spring 2016
P. 42

 Water Report
     Violation Y/N
    Level Detected
   Unit Measurement
    MCLG
   MCL
  Contaminant
1. Total Coliform Bacteria 2. Fecal coliform and
E.coli
3. Turbidity
4. Cryptosporidium
Most recent monitoring period 2008-2010
New data collection begins October 2016
TEST RESULTS Microbiological Contaminants
Likely Source of Contamination
Naturally present in the environment Human and animal fecal waste
Soil runoff, (see note #3) Human and animal fecal waste
THIS IS UNTREATED WATER!!
Human and animal fecal waste
THIS IS UNTREATED WATER!!
      N
   0 samples
  P/A
    0
 presence of coliform bacteria > 5% of monthly samples
     N
 0 samples
P/A
  0
a routine sample and repeat sample are total coliform positive, and one is also fecal coliform or E. coli positive
    N
 0.017- 0.116
    NTU
    n/a
   ≤ 0.3NTU
   N
 1-2
Oocysts per 10 liters
  0
 99% removal
by filtration plus addition as required under the LT2ESWTR
   N
   2-7
  Cysts per 10 liters
    0
   99.9% removal or inactivation
        5. Giardia lamblia
  Most recent monitoring period 2008-2010
New data collection begins October 2016
Radioactive Contaminants
  1.5
             6. Beta/photon emitters 7. Alpha emitters
8. Combined radium
9. Antimony
10. Arsenic
11. Aluminum 12. Barium
13. Beryllium
14. Cadmium
15. Chromium 16. Corrosivity
17. Silver
18. Chloride
19. Sulfate
20. pH
21. Total dissolved solids 22. Iron
23. Manganese
42
Inorganic Contaminants
Decay of natural and man-made deposits 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
Physical property of water
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
N
pCi/1
0
4
             N
<0.9
pCi/1
0
15
             N
<0.6
pCi/1
0
5
           N
   <2
  ppb
    6
   6
   N
 <2
ppb
  n/a
 10
   N
  0.114
 ppm
0.05- 0.20
     0.20
   N
   0.038
  ppm
    2
   2
   N
  <2
 ppb
   4
  4
   N
 <2
ppb
  5
 5
   N
   < 10
  ppb
    100
   100
   N
  11.0
 Aggressive Index
   n/a
  noncorrosive
   N
 <0.01
ppm
  n/a
 0.10
   N
  13.7
 ppm
   n/a
  250
   N
 17.5
    ppm
    n/a
   250
   N
 7.20 – 7.96
  pH units
   n/a
  6.6 – 8.5
   N
 182
ppm
  n/a
 500
   N
   < 0.05
  ppm
    n/a
   0.3
   N
  0.01
 ppm
   n/a
  0.05
                                SPRING 2016 | water.salemva.gov
   
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