| Gauge | Minimum | Median | Mean | Maximum |
|---|---|---|---|---|
| River Browney - Burn Hall | 0.18 | 0.245 | 0.248 | 0.37 |
| River Wear - Chester-Le-Street | 0.45 | 0.54 | 0.558 | 1.00 |
| Smallhope Burn - Lanchester Front Street | 0.23 | 0.25 | 0.255 | 0.29 |
| River Wear - Stanhope | 0.20 | 0.35 | 0.486 | 1.46 |
| River Gaunless - South Church | 0.17 | 0.21 | 0.21 | 0.27 |
| River Wear - Sunderland Bridge | 0.38 | 0.51 | 0.58 | 1.01 |
| River Wear - Witton Park | 0.44 | 0.59 | 0.694 | 1.32 |