How strong is my Cofagrius's Hidden power

Question

Here is all the info.

lvl. 57

Modest, Very Finicky

female

evs: 100 hp, 252 S.attack. 158 defense

Hidden power type: ground

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Stats

Hp. 148

Attack. 65

Def. 203

S. Attack. 181

S. Def. 140

Speed. 50

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thanks in advance :)

Comments

Here's a tip, you can input this data into PO, then change the IVs around till they are at the stats you have.

Answer 1

His HP power is 30 according to Serebii's IV calculator.
And just in case you were wondering ,it's IVs are 2/20/20/29/28/20

HP/Atk/Def/Sp.Atk/Sp.Def/Spd