Table 3: Arsenic ingestion exposure/Risk characterization for adults & children.
Average Daily Intake (ADII) | Risk characterization | Hazard Quotient (HQ) | ||||||
Carcinogenic | Non-carcinogenic | Carcinogenic Risk (CR) | Non-carcinogenic Risk | |||||
Scenario 1: (Adults Soil Ingestion Agriculture use) | ||||||||
Treatment | Control | Treatment | Control | Treatment | Control | Treatment | Control | |
Site | ||||||||
Adubriem | 1.37E-04 | 2.96E-05 | 3.42E-04 | 7.39E-05 | 9.30E-06 | 1.97E-06 | 0.05 | 0.03 |
T3 | 4.43E-05 | 2.00E-05 | 1.11E-04 | 5.00E-05 | 2.56E-07 | 1.15E-06 | 0.01 | 0.03 |
T1 | 2.94E-04 | 6.68E-05 | 7.35E-04 | 1.67E-04 | 1.03E-05 | 1.23E-05 | 0.06 | 0.03 |
Nhyiaeso | 2.12E-04 | 6.68E-05 | 5.23E-04 | 1.67E-04 | 1.46E-05 | 1.23E-05 | 0.08 | 0.03 |
Sansu | 1.41E-04 | 6.68E-05 | 3.52E-04 | 1.67E-04 | 1.23E-05 | 1.23E-05 | 0.07 | 0.03 |
Scenario 2: (Children Soil Ingestion Agriculture use) | ||||||||
Adubriem | 1.20E-03 | 2.29E-04 | 3.60E-03 | 6.46E-04 | 7.98E-05 | 1.72E-05 | 0.44 | 0.27 |
T3 | 3.80E-04 | 1.17E-04 | 9.70E-04 | 4.37E-04 | 2.38E-05 | 9.76E-06 | 0.12 | 0.27 |
T1 | 2.50E-03 | 5.84E-04 | 6.43E-03 | 1.46E-03 | 9.10E-05 | 2.06E-05 | 0.50 | 0.25 |
Nhyiaeso | 1.85E-03 | 5.84E-04 | 4.62E-03 | 1.46E-03 | 1.28E-04 | 4.02E-05 | 0.71 | 0.25 |
Sansu | 1.23E-03 | 5.84E-04 | 3.01E-03 | 1.46E-03 | 1.08E-04 | 5.11E-05 | 0.60 | 0.25 |
All treatment sites (reclaimed) are backfilled Pits or waste dumps with waste material dumped adjacent to the pit used for backfilling.