You might notice a suspiciously soggy patch on the lawn three days after it rained. Or perhaps water is backing up at the base of your downpipe. If you have ruled out a simple gutter blockage, you are likely dealing with a .
rainwater-soakaway-blocked
Also, never pour chemicals or bleach down a soakaway to "clean it." You will kill the soil bacteria that actually helps water drain away. A blocked rainwater soakaway won't fix itself. That puddle that lingers for a week? That's your house sending an SOS. rainwater soakaway blocked