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| KINGBROOK
RURAL WATER SYSTEM, INC. |
| WATER
QUALITY ANALYSIS |
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PHASE
I-Bruce WTP
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PHASE
II-DeSmet WTP |
PHASE
III-Chester WTP |
SUGGESTED LIMITS
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|
(test
results 5-04) |
(test results 4/04) |
(test results 6/05) |
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| Nitrate |
2.8 |
mg/L |
<0.1 |
mg/L |
0.1 |
mg/L |
10 mg/L |
| Fluoride |
1.06 |
mg/L |
1.4 |
mg/L |
1.28 |
mg/L |
4.0 mg/L |
| Chloride |
9 |
mg/L |
13.0 |
mg/L |
19 |
mg/L |
250 mg/L |
| Iron, Total |
<0.03 |
mg/L |
0.03 |
mg/L |
0.11 |
mg/L |
0.3 mg/L |
| Manganese |
<0.02 |
mg/L |
<0.02 |
mg/L |
<0.02 |
mg/L |
0.05 mg/L |
| Sulfate |
90.2 |
mg/L |
293 |
mg/L |
319 |
mg/L |
levels >250 mg/L may have bitter taste |
| Solids,
Total Dissolved |
422 |
mg/L |
732 |
mg/L |
768 |
mg/L |
4000 mg/L |
| pH |
7.45 |
pH |
7.71 |
pH |
7.3 |
pH |
between 6.5 - 8.5 |
| Alkalinity-M |
240 |
mg/L |
274 |
mg/L |
263 |
mg/L |
no rec. standard set |
| Alkalinity-P |
0 |
mg/L |
0 |
mg/L |
0 |
mg/L |
no rec. standard set |
| Bicarbonate |
293 |
mg/L |
334 |
mg/L |
321 |
mg/L |
no rec. standard set |
| Carbonate |
0 |
mg/L |
0 |
mg/L |
0 |
mg/L |
no rec. standard set |
| Conductivity |
649 |
umho/cm |
979 |
umho/cm |
1040 |
umho/cm |
2000 umho/cm |
| Calcium |
90.8 |
mg/L |
132 |
mg/L |
127 |
mg/L |
no rec. standard set |
| Magnesium |
28.2 |
mg/L |
46.7 |
mg/L |
53.4 |
mg/L |
1000 mg/L |
| Hardness (calcium) |
20 |
grains |
30 |
grains |
31 |
grains |
see chart |
| Langlier Index |
(+)0.25 |
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(+)0.67 |
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(+)0.22 |
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(+)deposit forming, (-) corrosive |
| Sodium |
4.2 |
mg/L |
18 |
mg/L |
21.4 |
mg/L |
**no rec. standard set |
| Potassium |
2.9 |
mg/L |
6.2 |
mg/L |
8.8 |
mg/L |
2000 mg/L |
| Nitrite |
<0.02 |
mg/L |
<0.02 |
mg/L |
<0.02 |
mg/L |
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| **
sodium has no recommended EPA standard, however; individuals on a low-salt
diet should use 25.0 mg/L or less as a guideline |
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| water
samples for the above common ions are taken and analyzed by the Dept. Of
Env. & Nat'l Resources once every three years |
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