The steepest runs in Portes du Soleil
The 30 named runs of Portes du Soleil with the steepest 20 m, of the 381 measured by GeoPeaks on IGN LiDAR HD and swisstopo swissALTI3D.
| # | Run | Near | Length | Vertical drop | Average gradient | Steepest 20 m |
|---|---|---|---|---|---|---|
| 1 | Bouquetin | Les Gets | 957 m | 354 m | 37 % | 84 % |
| 2 | Itinénaire Tronchey | Châtel | 875 m | 403 m | 46 % | 79 % |
| 3 | Chavanette (Le Mur Suisse) | Les Crosets | 852 m | 326 m | 38 % | 77 % |
| 4 | Combe du Machon | Avoriaz | 695 m | 314 m | 45 % | 71 % |
| 5 | Les Rhododendrons | Avoriaz | 1.37 km | 439 m | 32 % | 69 % |
| 6 | Snowcross Crosats | Avoriaz | 1.81 km | 652 m | 36 % | 67 % |
| 7 | Le Haut Fleury | Les Gets | 680 m | 233 m | 34 % | 67 % |
| 8 | 23 Conchette | Les Crosets | 864 m | 218 m | 25 % | 67 % |
| 9 | Didier Défago Black | Champoussin | 182 m | 104 m | 57 % | 66 % |
| 10 | Vautna Noire | Les Crosets | 406 m | 151 m | 37 % | 66 % |
| 11 | Corne Noire | Abondance | 534 m | 207 m | 39 % | 65 % |
| 12 | Les Renards | Avoriaz | 1.23 km | 401 m | 33 % | 65 % |
| 13 | Arête des Intrets | Avoriaz | 695 m | 309 m | 45 % | 64 % |
| 14 | Casse Noisettes | Avoriaz | 179 m | 83 m | 46 % | 63 % |
| 15 | Chermillon | Châtel | 707 m | 225 m | 32 % | 63 % |
| 16 | Marcheuson | Les Crosets | 362 m | 85 m | 23 % | 63 % |
| 17 | Combette | Avoriaz | 989 m | 369 m | 37 % | 62 % |
| 18 | 36 | Champoussin | 145 m | 53 m | 36 % | 62 % |
| 19 | Aigle noir | Morzine | 550 m | 190 m | 34 % | 62 % |
| 20 | La Combe Perret | Les Gets | 1.29 km | 377 m over 1.13 km | 33 % | 62 % |
| 21 | Gazelle | Les Gets | 1.10 km | 342 m | 31 % | 62 % |
| 22 | Snowcross Pschott | Avoriaz | 1.18 km | 315 m | 27 % | 62 % |
| 23 | Olympique | Morzine | 1.14 km | 422 m | 37 % | 61 % |
| 24 | La Combe | Les Gets | 1.51 km | 357 m | 24 % | 61 % |
| 25 | 33 Pierre à Cornieule | Les Crosets | 973 m | 284 m | 29 % | 60 % |
| 26 | Myrtilles | Les Gets | 669 m | 231 m | 35 % | 59 % |
| 27 | Cuboré Montriond | Les Crosets | 497 m | 160 m | 32 % | 59 % |
| 28 | Variante Cuboré | Les Crosets | 523 m | 147 m | 28 % | 59 % |
| 29 | Barbossine | Châtel | 1.87 km | 435 m | 23 % | 59 % |
| 30 | Chevreuil | Les Gets | 1.03 km | 363 m | 35 % | 58 % |
Measured by GeoPeaks on the 3D terrain (not figures of the ski area) 1 run is left out: its line climbs back up, or has a short pitch far steeper than the rest — maybe a bridge, a tunnel or a cut that the bare-ground relief does not show.