| How MDC Water Measures Up With U.S. EPA
and/or Connecticut Standards (2003-2004) |
|
Allowable Limit |
MDC Analysis Reservoir 6 |
Finished Water West Hartford |
| Cadmium |
0.05 ppm |
<0.002 ppm |
<0.002 ppm |
| Copper |
1.3 ppm |
0.016 ppm |
0.009 ppm |
| Fluoride |
4.0 ppm |
1.02 ppm |
0.97 ppm |
| Iron |
0.3 ppm |
<0.01 ppm |
0.02 ppm |
| Lead |
0.015ppm |
<0.001 ppm |
<0.001 ppm |
| Total Triahalomethanes |
80 ppb |
26.8 ppb |
41.4 ppb |
| Gross Alpha Radioactivity |
15 pci/L |
0.78 +/ 0.38 pci/L |
1.32 +/ 0.43 pci/L |
| Gross Beta Particle Activity |
50 pci/L |
0.74 +/ 0.83 pci/L |
1.04 +/ 1.1 pci/L |
| pH (acidity) |
6.4 8.5 |
7.8 |
7.7 |
| Color |
15 units |
1 unit |
3 units |
| Turbidity |
1.0 Nephelometric
Turbidity Unit (NTU) |
0.11 NTU |
0.25 NTU |
| Coliform Bacteria |
<5% |
< 0.01% |
< 0.01% |
| Hardness |
150 ppm |
17 ppm |
33 ppm |
| ABBREVIATIONS |
| ppm |
parts per million |
| ppb |
parts per billion |
| pci/L |
picocuries/liter |
| MCL |
maximum contaminant level |
| L |
liter |
| ND |
none detected |
|
