| Ville | Cours d'eau | % Correct |
|---|---|---|
| Nantes | Loire | 100%
|
| Paris | Seine | 98%
|
| Lyon | Rhône | 92%
|
| Toulouse | Garonne | 88%
|
| Grenoble | Isère | 88%
|
| Besançon | Doubs | 81%
|
| Blois | Loire | 81%
|
| Metz | Moselle | 81%
|
| Mâcon | Saône | 81%
|
| Rennes | Vilaine | 77%
|
| Montauban | Tarn | 71%
|
| Amiens | Somme | 69%
|
| Le Mans | Sarthe | 67%
|
| Limoges | Vienne | 65%
|
| Bayonne | Adour | 60%
|
| Charleville-Mézières | Meuse | 60%
|
| Caen | Orne | 35%
|
| Nice | Paillon | 8%
|