You can get it in Pastoria City from a dude who claims to be " standing smack-dab in the middle of town".
I believe in pearl you get it a bit before you face Fantina, the 5th gym leader (in pearl at least. She's the 4th in platinum) hope this helped!
In Celestic Town Shrine.
find the waterfall and surf into it ( you dont need HM Waterfall)
In Pokemon Diamond, Pearl, and Platinum versions, HM 3 is Surf. This HM allows you to cross any body of water. Type - Water Power - 95/100 Accuracy - 100/100
There is no "HM" mean look.
on Pokemon dimond there isn't a move caled dive. but there are a hm called surf and waterfall.you cant
U can find the hm Surf in the solar cave at the 20th floor, u don't have to need a key, but u've to need a pokémon that flies over the ground or a water pokémon to take the item, bcz the hm surf is surrounder by water.
Surf is HM #3. :-)
Get the HM Surf then teach it to a pokemon.
By using the HM Surf
beat the fifth gem leader than you get the Hm surf
you will receive surf from the elder of celestic town and strength and defog i have forgoten where to get them
find the waterfall and surf into it ( you dont need HM Waterfall)
You get the HM Surf.
You get HM Surf and surf there
lol dude platinum is on ds not gba thats the hoen reagons not the sinoh
The elder in Celestic Town. It's part of the plot (You need surf to get farther in the game, significantly), so it shouldn't be too hard.
You need a water Pokemon and the surf HM
The HM Whirlpool is not obtainable in Pokemon Platinum, for there is no use for it during gameplay.