| Ambient Monitoring Locations | Indoor Monitoring location |
| • Plant boundary A—PB (A) • Plant boundary B—PB (B) • Plant boundary C—PB (C) • Plant boundary D—PB (D) • Crushing Area (CA) | • Laboratory—Lab • Production Area 1—PA 1 • Production Area 2—PA 2 • Warehouse 1—WH 1 • Warehouse 2—WH 2 |