| Gauge | Minimum | Median | Mean | Maximum |
|---|---|---|---|---|
| River Browney - Burn Hall | 0.13 | 0.16 | 0.159 | 0.22 |
| River Wear - Chester-Le-Street | 0.35 | 0.38 | 0.4 | 0.79 |
| Smallhope Burn - Lanchester Front Street | 0.22 | 0.22 | 0.226 | 0.24 |
| River Wear - Stanhope | 0.12 | 0.16 | 0.195 | 1.10 |
| River Gaunless - South Church | 0.12 | 0.13 | 0.137 | 0.18 |
| River Wear - Sunderland Bridge | 0.27 | 0.31 | 0.331 | 0.69 |
| River Wear - Witton Park | 0.32 | 0.36 | 0.388 | 0.73 |