De or het peilverhoging?

The correct Dutch article is:

de peilverhoging

Rule Words ending in -ing: almost always de. See the rule

How to use peilverhoging

the peilverhogingde peilverhoging
this peilverhogingdeze peilverhoging
that peilverhogingdie peilverhoging
our peilverhogingonze peilverhoging
your peilverhogingjouw peilverhoging
every peilverhogingelke peilverhoging
which peilverhoging?welke peilverhoging?
a big peilverhoging / the big peilverhogingeen grote peilverhoging, de grote peilverhoging