Part 12: Route 18 · Waterfall usable

Waterfall: HM05 on Route 18

Route 18 · Waterfall usable opens 3 areas. There are 10 trainers standing in them.

Where to go

1. Route 17

   Wild: Luvdisc 100% · Lv —, Alomomola 60% · Lv —, Wailmer 60% · Lv —, Wailord 60% · Lv — +5 more

   Trainers: Fisherman Lydon Lv 52, Swimmer Joyce Lv 52, Swimmer Wright Lv 53, Swimmer Berke Lv 53, Swimmer Caroline Lv 52

2. Route 18

   Wild: Audino 90% · Lv —, Alomomola 60% · Lv —, Carvanha 60% · Lv —, Qwilfish 60% · Lv — +17 more

   Trainers: Hiker Jeremiah Lv 52, Backpacker Kumiko Lv 52, Backpacker Sam Lv 52, Veteran Ray Lv 54, Battle Girl Hillary Lv 53

   Pick up: TM87 Swagger, HM05 Waterfall

3. P2 Laboratory

   Wild: Audino 95% · Lv —, Kingler 60% · Lv —, Krabby 60% · Lv —, Tentacruel 60% · Lv — +13 more

Everything you can have caught by this checkpoint · Open the interactive guide

This game's documentation doesn't say where 11 of its 355 fights happen, so those trainers are on no part of this walkthrough; they are all on the Trainers page.