"Size doesn't matter ..."
| GUC, London AA, north | Stretch code | All-time max. | 2023 max. | 2022 max. | 2021 max. | 2020 max. | Veggie max. | Retro max. | |
| Tring station, south | TriStS | 7.7gWiNe 2019-07-12 | - | - | - | - | - | - | - |
| Newground, north from bridge | NewgrN | 18.2gWiNe 2013-08-21 | - | - | - | - | - | - | - |
| Newground, south from bridge | NewgrS | 15.0gEnLu 2015-08-27 | - | - | - | - | 9.3g | 9.3g | - |
| Cow Roast, south of lock | CowRoS | 22.8gWiNe 2017-04-06 | - | - | - | - | - | - | - |
| Dudswell, above top lock | DudswN | 17.8gWiNe 2018-04-17 | - | - | - | - | - | - | - |
| Dudswell, north of bridge to lock | DudswM | 33.3gWiNe 2018-04-17 | - | - | - | - | - | - | - |
| Dudswell, south of bridge | DudswS | 12.8gWiNe 2020-10-23 | - | 7.1g | - | 12.8g | 11.3g | 11.3g | - |
| Northchurch, north from road bridge | NorthN | 32.5gWiNe 2016-04-24 | - | 5.3g | - | - | - | - | - |
| Northchurch, road bridge south to Bushes lock | NorthS | 22.8gWiNe 2018-04-23 | - | - | - | 12.6g | - | 12.6g | - |
| Bushes lock to Billet Lane | BerBiN | 19.5gWiNe 2017-05-25 | - | 7.0g | 18.2g | 18.6g | 19.5g | 6.2g | - |