| No. | Sample location | E | N |
| 1 | Fertilizer Company. | 43.391 | 35.098 |
| 2 | Al-Enezan Village | 43.464 | 35.042 |
| 3 | Almasafi Check Point | 43.464 | 35.010 |
| 4 | Almasafi District | 43.460 | 35.004 |
| 5 | Oil Refinery | 43.486 | 35.008 |
| 6 | Biji Oil Refinery | 43.499 | 35.019 |
| 7 | Biji Oil Refinery | 43.511 | 35.027 |
| 8 | Around Oil Refinery | 43.514 | 34.998 |
| 9 | Around Oil Refinery | 43.544 | 35.028 |
| 10 | Aggricultrefeild | 43.556 | 35.023 |
| 11 | Aggricultrefeild. | 43.560 | 35.037 |
| 12 | Aggricultrefeild | 43.562 | 35.053 |
| 13 | Aggricultrefeild | 43.583 | 35.016 |
| 14 | Aggricultrefeild | 43.572 | 34.980 |
| 15 | Aggricultrefeild | 43.584 | 34.942 |
| 16 | Aggricultrefeild | 43.582 | 34.889 |
| 17 | AlboJoari Check point | 43.495 | 34.970 |
| 18 | Al-Sahl Area | 43.471 | 34.967 |
| 19 | Biji city | 43.494 | 34.937 |
| 20 | Biji city | 43.491 | 34.923 |
| 21 | Al-Sekak District | 43.458 | 34.923 |
| 22 | Al-Masrah Check Point | 43.482 | 34.889 |