| Descriptive. Stats | Sediment | NH4 | NO2 |
| Lawrence Brook 10 meter DEM | |||
| Min | 0.038 | 0.001 | 0 |
| Max | 1551.000 | 151.700 | 9.081 |
| Median | 22.370 | 1.666 | 0 |
| Mean | 56.710 | 9.037 | 0.136 |