| Gauge | Minimum | Median | Mean | Maximum |
|---|---|---|---|---|
| River Browney - Burn Hall | 0.10 | 0.12 | 0.15 | 0.31 |
| River Wear - Chester-Le-Street | 0.33 | 0.35 | 0.371 | 0.48 |
| Smallhope Burn - Lanchester Front Street | 0.21 | 0.22 | 0.241 | 0.40 |
| River Wear - Stanhope | 0.11 | 0.15 | 0.186 | 0.51 |
| River Gaunless - South Church | 0.10 | 0.12 | 0.135 | 0.21 |
| River Wear - Sunderland Bridge | 0.26 | 0.31 | 0.317 | 0.43 |
| River Wear - Witton Park | 0.30 | 0.35 | 0.369 | 0.52 |