| PAHs | Concentration (ug/kg) | |||||
| Kitale | Makindu | Moi-Voi | Moi-Voi (open) | Isiolo | Narok | |
| Naphthalene | 169.8 ± 0.7.99 | 1.00 ± 0.0512 | 133.9 ± 0.000464 | 169.2 ± 0.00692 | 66.8 ± 0.00233 | |
| Acenaphthylene | 6.3 ± 0.233 | | 27.9 ± 0.00943 | 6.3 ± 0.0821 | 12.5 ± 0.0235 | |
| Acenaphthene (ug/kg) | 9.4 ± 0.00 | | 17.3 ± 0.00 | 9.4 ± 0.00 | 4.6 ± 0.00 | |
| Fluorene (ug/kg) | 31.8 ± 0.00 | 4.2 ± 0.00 | 212.3 ± 0.00 | 31.8 ± 0.00 | 33.8 ± 0.00 | |
| Phenanthrene | 266.2 ± 0.0672 | 37.9 ± 0.0796 | 484.5 ± 0.0853 | 265.6 ± 0.168 | 112.7 ± 0.196 | 4.1 ± 0.00 |
| Anthracene | | | 0.0589 ± 8.41E-4 | | 0.0251 ± 4.78E-4 | 0.0076 ± 0.00 |
| Fluoranthene | 42.00 ± 0.0178 | 11.4 ± 0.0307 | 104.7 ± 0.159 | 42.00 ± 0.0278 | 41.00 ± 0.0178 | |
| Pyrene | 36.9 ± 0.0371 | 8.7 ± 0.0113 | 115.1 ± 0.287 | 37.00 ± 0.099 | 47.3 ± 0.516 | |
| Benzo(a)anthracene | 13.2 ± 0.0748 | 42.7 ± 0.00693 | 38.00 ± 0.0184 | 13.1 ± 0.0521 | 45.2 ± 0.0488 | |
| Chrysene | 52.7 ± 0.043 | 31.2 ± 0.0337 | 103.9 ± 0.0223 | 52.7 ± 0.0115 | 24.2 ± 0.923 | 12.00 ± 0.00 |
| Benzo(b)Fluoranthene | 16.1 ± 0.417 | 10.9 ± 0.0154 | 16.4 ± 0.0908 | 17.1 ± 0.968 | 45.9 ± 0.103 | |
| Benzo(k)Fluoranthene | 24.7 ± 0.0721 | | | 24.9 ± 0.198 | | |
| Benzo(a)pyrene | | | | | | |
| Indeno(1,2,3 - cd)pyrene | | | | | | |
| Dibenzo(a,h)anthracene | | | | | | |
| Benzo(g,h,i)perylene | | 7.2 ± 0.0261 | | | | |