Holes through the splash guard and the gutter.
Water spilling over gutter.
If your gutters are clog free and water is still spilling over onto the ground then your gutters may be improperly positioned.
The pitch of gutter heading towards a downspout can also cause overflow if it s too steep.
Use caution when companies suggest a larger gutter.
If the gutter is tilting away from your house it could be causing an overflow particularly during heavy storms.
There are two sizes of this drain tile 3 and 4.
Drill rivet holes for the gutter splash guard.
Next check the slope of the guttering runs.
Thankfully there s a fix for this and it s called a gutter splash guard.
First lay a level across the mouth of your gutters to make sure that they aren t tilting forward or backward.
Same goes for lack of pitch which causes the water to gather in one spot rather than flowing toward an exit.
This creates a problem where water backs up and creates a funnel effect effectively making it so that water cannot get down the downspout fast enough so it backs up in the downspout and spills over the gutter.
You can find these precut gutter splash guards about 3 in brown and white aluminum at a home center but you could easily make your own out of aluminum or sheet metal and spray paint them to match your gutters.