Hydro Pump

No additional effect.

193 Pokémon can learn this move

#007

Squirtle

WaterKanto

#008

Wartortle

WaterKanto

#009

Blastoise

WaterKanto

#054

Psyduck

WaterKanto

#055

Golduck

WaterKanto

#060

Poliwag

WaterKanto

#061

Poliwhirl

WaterKanto

#062

Poliwrath

WaterFightingKanto

#072

Tentacool

WaterPoisonKanto

#073

Tentacruel

WaterPoisonKanto

#079

Slowpoke

WaterPsychicKanto

#079

Slowpoke

PsychicGalarian

#080

Slowbro

WaterPsychicKanto

#080

Slowbro

PoisonPsychicGalarian

#086

Seel

WaterKanto

#087

Dewgong

WaterIceKanto

#090

Shellder

WaterKanto

#091

Cloyster

WaterIceKanto

#099

Kingler

WaterKanto

#108

Lickitung

NormalKanto

#112

Rhydon

GroundRockKanto

#115

Kangaskhan

NormalKanto

#116

Horsea

WaterKanto

#117

Seadra

WaterKanto

#118

Goldeen

WaterKanto

#119

Seaking

WaterKanto

#120

Staryu

WaterKanto

#121

Starmie

WaterPsychicKanto

#128

Tauros-Paldea-Aqua

FightingWaterKanto

#129

Magikarp

WaterKanto

#130

Gyarados

WaterFlyingKanto

#131

Lapras

WaterIceKanto

#134

Vaporeon

WaterKanto

#138

Omanyte

RockWaterKanto

#139

Omastar

RockWaterKanto

#140

Kabuto

RockWaterKanto

#141

Kabutops

RockWaterKanto

#143

Snorlax

NormalKanto

#147

Dratini

DragonKanto

#148

Dragonair

DragonKanto

#149

Dragonite

DragonFlyingKanto

#151

Mew

PsychicKanto

#158

Totodile

WaterJohto

#159

Croconaw

WaterJohto

#160

Feraligatr

WaterJohto

#170

Chinchou

WaterElectricJohto

#171

Lanturn

WaterElectricJohto

#183

Marill

WaterFairyJohto

#184

Azumarill

WaterFairyJohto

#186

Politoed

WaterJohto

#194

Wooper

WaterGroundJohto

#194

Wooper

PoisonGroundPaldean

#195

Quagsire

WaterGroundJohto

#199

Slowking

WaterPsychicJohto

#199

Slowking

PoisonPsychicGalarian

#211

Qwilfish

WaterPoisonJohto

#211

Qwilfish

DarkPoisonHisuian

#222

Corsola

WaterRockJohto

#222

Corsola

GhostGalarian

#223

Remoraid

WaterJohto

#224

Octillery

WaterJohto

#226

Mantine

WaterFlyingJohto

#230

Kingdra

WaterDragonJohto

#245

Suicune

WaterJohto

#248

Tyranitar

RockDarkJohto

#249

Lugia

PsychicFlyingJohto

#258

Mudkip

WaterHoenn

#259

Marshtomp

WaterGroundHoenn

#260

Swampert

WaterGroundHoenn

#271

Lombre

WaterGrassHoenn

#272

Ludicolo

WaterGrassHoenn

#278

Wingull

WaterFlyingHoenn

#279

Pelipper

WaterFlyingHoenn

#283

Surskit

BugWaterHoenn

#284

Masquerain

BugFlyingHoenn

#295

Exploud

NormalHoenn

#306

Aggron

SteelRockHoenn

#318

Carvanha

WaterDarkHoenn

#319

Sharpedo

WaterDarkHoenn

#320

Wailmer

WaterHoenn

#321

Wailord

WaterHoenn

#339

Barboach

WaterGroundHoenn

#340

Whiscash

WaterGroundHoenn

#341

Corphish

WaterHoenn

#342

Crawdaunt

WaterDarkHoenn

#350

Milotic

WaterHoenn

#351

Castform

NormalHoenn

#365

Walrein

IceWaterHoenn

#367

Huntail

WaterHoenn

#368

Gorebyss

WaterHoenn

#369

Relicanth

WaterRockHoenn

#370

Luvdisc

WaterHoenn

#371

Bagon

DragonHoenn

#372

Shelgon

DragonHoenn

#373

Salamence

DragonFlyingHoenn

#382

Kyogre

WaterHoenn

#384

Rayquaza

DragonFlyingHoenn

#393

Piplup

WaterSinnoh

#394

Prinplup

WaterSinnoh

#395

Empoleon

WaterSteelSinnoh

#418

Buizel

WaterSinnoh

#419

Floatzel

WaterSinnoh

#422

Shellos

WaterSinnoh

#423

Gastrodon

WaterGroundSinnoh

#446

Munchlax

NormalSinnoh

#456

Finneon

WaterSinnoh

#457

Lumineon

WaterSinnoh

#458

Mantyke

WaterFlyingSinnoh

#463

Lickilicky

NormalSinnoh

#464

Rhyperior

GroundRockSinnoh

#479

Rotom-Wash

ElectricWaterSinnoh

#484

Palkia

WaterDragonSinnoh

#489

Phione

WaterSinnoh

#490

Manaphy

WaterSinnoh

#493

Arceus

NormalSinnoh

#501

Oshawott

WaterUnova

#502

Dewott

WaterUnova

#503

Samurott

WaterUnova

#503

Samurott

WaterDarkHisuian

#515

Panpour

WaterUnova

#535

Tympole

WaterUnova

#536

Palpitoad

WaterGroundUnova

#537

Seismitoad

WaterGroundUnova

#550

Basculin

WaterUnova

#550

Basculin-White-Striped

WaterUnova

#564

Tirtouga

WaterRockUnova

#565

Carracosta

WaterRockUnova

#581

Swanna

WaterFlyingUnova

#592

Frillish

WaterGhostUnova

#593

Jellicent

WaterGhostUnova

#594

Alomomola

WaterUnova

#635

Hydreigon

DarkDragonUnova

#647

Keldeo

WaterFightingUnova

#656

Froakie

WaterKalos

#657

Frogadier

WaterKalos

#658

Greninja

WaterDarkKalos

#658

Greninja-Bond

WaterDarkKalos

#690

Skrelp

PoisonWaterKalos

#691

Dragalge

PoisonDragonKalos

#692

Clauncher

WaterKalos

#693

Clawitzer

WaterKalos

#706

Goodra

DragonKalos

#706

Goodra

SteelDragonHisuian

#713

Avalugg

IceKalos

#721

Volcanion

FireWaterKalos

#728

Popplio

WaterAlola

#729

Brionne

WaterAlola

#730

Primarina

WaterFairyAlola

#746

Wishiwashi

WaterAlola

#747

Mareanie

PoisonWaterAlola

#748

Toxapex

PoisonWaterAlola

#751

Dewpider

WaterBugAlola

#752

Araquanid

WaterBugAlola

#779

Bruxish

WaterPsychicAlola

#780

Drampa

NormalDragonAlola

#781

Dhelmise

GhostGrassAlola

#788

Tapu Fini

WaterFairyAlola

#816

Sobble

WaterGalar

#817

Drizzile

WaterGalar

#818

Inteleon

WaterGalar

#833

Chewtle

WaterGalar

#834

Drednaw

WaterRockGalar

#845

Cramorant

FlyingWaterGalar

#846

Arrokuda

WaterGalar

#847

Barraskewda

WaterGalar

#853

Grapploct

FightingGalar

#864

Cursola

GhostGalar

#871

Pincurchin

ElectricGalar

#875

Eiscue

IceGalar

#881

Arctozolt

ElectricIceGalar

#882

Dracovish

WaterDragonGalar

#883

Arctovish

WaterIceGalar

#886

Drakloak

DragonGhostGalar

#887

Dragapult

DragonGhostGalar

#902

Basculegion

WaterGhostGalar

#902

Basculegion-F

WaterGhostGalar

#904

Overqwil

DarkPoisonGalar

#912

Quaxly

WaterPaldea

#913

Quaxwell

WaterPaldea

#914

Quaquaval

WaterFightingPaldea

#960

Wiglett

WaterPaldea

#961

Wugtrio

WaterPaldea

#963

Finizen

WaterPaldea

#964

Palafin

WaterPaldea

#976

Veluza

WaterPsychicPaldea

#977

Dondozo

WaterPaldea

#978

Tatsugiri

DragonWaterPaldea

#980

Clodsire

PoisonGroundPaldea

#991

Iron Bundle

IceWaterPaldea

#993

Iron Jugulis

DarkFlyingPaldea

#1005

Roaring Moon

DragonDarkPaldea

#1009

Walking Wake

WaterDragonPaldea

#1019

Hydrapple

GrassDragonPaldea