It's not a tm but certain pokemon learn it while leveling up
You cannot find hydro pump. The reason is because it is not a TM. Most water Pokemon can learn it when they have reach a certain level.
There isn't a TM called hydro pump you can only get a Pokemon to use if it can learn it leveling up
i don't know what is a hydro-pump is (-_-)
Hydro pump does 120 damage
No, Dragonite cannot learn Hydro Pump.
There isn't a TM for hydro pump in any of the regions
Floatzel cannot learn Hydro Pump.
Quagsire cannot learn Hydro Pump.
Hydro pump is not a TM in sapphire.
It learns Hydro Pump at level 48.
blastoise learns hydro pump at 63
Azumarill learn Hydro Pump at level 57.