| Gauge | Minimum | Median | Mean | Maximum |
|---|---|---|---|---|
| River Browney - Burn Hall | 0.09 | 0.15 | 0.259 | 0.80 |
| River Wear - Chester-Le-Street | 0.32 | 0.40 | 0.486 | 1.19 |
| Smallhope Burn - Lanchester Front Street | 0.20 | 0.23 | 0.287 | 0.70 |
| River Wear - Stanhope | 0.13 | 0.21 | 0.349 | 1.02 |
| River Gaunless - South Church | 0.12 | 0.14 | 0.179 | 0.35 |
| River Wear - Sunderland Bridge | 0.27 | 0.355 | 0.449 | 1.00 |
| River Wear - Witton Park | 0.31 | 0.4 | 0.535 | 1.19 |