TABLE 1.
Chemical characteristics of groundwater in borehole FW111, maximum values registered in area 3, and ranges used in experiments in this study
| Contaminant or parameter | Concn (mg/liter) or pH range in FW111 groundwatera | Maximum concn (mg/liter) or pH value in area 3a | Exptl concn (mg/liter) or pH range |
|---|---|---|---|
| Aluminum | 90.2-123 | ||
| Cadmium | 0.08-0.09 | 4.45 | 0.56-5.6 |
| Chromium | 0.66-0.69 | ||
| Cobalt | 0.49-0.59 | 2.32 | 0.29-2.9 |
| Nickel | 7.02-7.1 | 18.9 | 2.9-29 |
| Uranium | 15.97-17.03 | 68.51 | 4.76-47.6 |
| Carbon (total) | 22.68 | ||
| Nitrate | 1,541-1,575 | 54,540 | 3,100-31,000 |
| pH | 2.99-3.52 | 2.8 | 3.5-7 |
a
Data from the FRC website; note that some of the values were reported after this study had been completed and were not available to determine the range of concentrations used in the present experiments.