Your home s main gutter system gathers rainwater from the roof line and controls its path down the house to ground.
Gutter drains where do they go.
A proper roof runoff system diverts the flow of water away from paved areas and toward storm drain systems and most importantly away from your home.
It probably drains somewhere in your yard.
If the vertical pipe is clear the next thing to check is the termination point of your drainage system or the opening from which the water drains into the sewer a drywell or elsewhere on the property.
But the water could still puddle next to the foundation.
Check for underground clogs.
Debris flowing down a downspout drain that has been foolishly connected to the building foundation drain system can block that drain leading to basement flooding from either roof runoff or surface and subsurface runoff or both.
And you can only see where if it downpours maybe.
Stick a hose and run water down the gutter and walk around your yard looking for a exit.
If using a splash block at end of downspout be sure the splash block and ground upon which it rests slope.
10 gutter and downspout runoff tips.
Gutters dont drain into sewers.
Attach elbow to bottom end of downspout and connect a downspout extension to carry rainwater away from the foundation.
Floor drains floor drains are most often installed during original construction often in the utility area to drain away excess water in the basement.
Drainage basics most standard drainage systems have a downspout that catches water from the gutters on the roof and deposits it some small distance around 1 3 feet away from the house s.
Even if you have a sump pump installed water can get into your home s basement if you don t have effective gutters.
Debris flowing down the downspout drain leaves from gutters can block floor drains or even the main building sewer line leading to sewage backups into the structure.