|
| |
| KINGBROOK RURAL WATER SYSTEM, INC. |
| WATER QUALITY ANALYSIS |
|
PHASE I-Bruce WTP |
PHASE
II-DeSmet WTP |
PHASE
III-Chester WTP |
SUGGESTED LIMITS |
|
(test
results 6-07) |
(test
results 6-07) |
(test
results 3-09) |
|
|
|
|
|
|
|
|
|
| Nitrate |
0.7 |
mg/L |
<0.1 |
mg/L |
0.6 |
mg/L |
10 mg/L |
| Fluoride |
1.15 |
mg/L |
1.37 |
mg/L |
1.28 |
mg/L |
4.0 mg/L |
| Chloride |
10 |
mg/L |
9.0 |
mg/L |
28 |
mg/L |
250 mg/L |
| Iron, Total |
<0.03 |
mg/L |
0.29 |
mg/L |
<0.03 |
mg/L |
0.3 mg/L |
| Manganese |
0.02 |
mg/L |
0.11 |
mg/L |
<0.02 |
mg/L |
0.05 mg/L |
| Sulfate |
137 |
mg/L |
396 |
mg/L |
396 |
mg/L |
levels >250 mg/L may have bitter taste |
| Solids,
Total Dissolved |
472 |
mg/L |
870 |
mg/L |
861 |
mg/L |
4000 mg/L |
| pH |
7.65 |
pH |
7.49 |
pH |
7.45 |
pH |
between 6.5 - 8.5 |
| Alkalinity-M |
262 |
mg/L |
312 |
mg/L |
268 |
mg/L |
no rec. standard set |
| Alkalinity-P |
0 |
mg/L |
0 |
mg/L |
0 |
mg/L |
no rec. standard set |
| Bicarbonate |
320 |
mg/L |
381 |
mg/L |
327 |
mg/L |
no rec. standard set |
| Carbonate |
0 |
mg/L |
0 |
mg/L |
0 |
mg/L |
no rec. standard set |
| Conductivity |
721 |
umho/cm |
1180 |
umho/cm |
1210 |
umho/cm |
2000 umho/cm |
| Calcium |
94.7 |
mg/L |
160 |
mg/L |
150 |
mg/L |
no rec. standard set |
| Magnesium |
35.6 |
mg/L |
53.7 |
mg/L |
62.7 |
mg/L |
1000 mg/L |
| Hardness
(calcium) |
22 |
grains |
36 |
grains |
37 |
grains |
see chart |
| Langlier Index |
(+)0.50 |
|
(+)0.57 |
|
(+)0.44 |
|
(+)deposit forming, (-) corrosive |
| Sodium |
11.4 |
mg/L |
28.9 |
mg/L |
24.6 |
mg/L |
**no rec. standard set |
| Potassium |
3.0 |
mg/L |
8.7 |
mg/L |
8.0 |
mg/L |
2000 mg/L |
| ** sodium has no recommended EPA standard, however; individuals on a
low-salt diet should use 25.0 mg/L or less as a guideline |
| water samples for the above common ions are taken and analyzed by the
Dept. Of Env. & Nat'l Resources once every three years |
| Updated 3-11-09 |
|
