| Gauge | Minimum | Median | Mean | Maximum |
|---|---|---|---|---|
| River Browney - Burn Hall | 0.11 | 0.13 | 0.141 | 0.23 |
| River Wear - Chester-Le-Street | 0.38 | 0.42 | 0.457 | 1.06 |
| Smallhope Burn - Lanchester Front Street | 0.23 | 0.24 | 0.244 | 0.29 |
| River Wear - Stanhope | 0.18 | 0.25 | 0.332 | 1.43 |
| River Gaunless - South Church | 0.14 | 0.16 | 0.169 | 0.27 |
| River Wear - Sunderland Bridge | 0.31 | 0.38 | 0.42 | 0.84 |
| River Wear - Witton Park | 0.39 | 0.45 | 0.498 | 0.89 |