Installing, repairing or cleaning gutters and downspouts If you are installing the sump pump on your own, be sure to use a backflow valve on the discharge pipe and install a GFCI outlet to prevent electrocution. A sump pump should be installed in a basin dug in the lowest point of the crawl space. Installing sump pumpsĪ sump pump is a great resource to get standing water out of your crawlspace. In this case, it’s better to stick to a sump pump. If the water covers the drain but does not flow out, the drain is likely clogged. If the standing water in your crawl space is below this drain, it was installed above the lowest point thus, it will not perform its intended function. You may solve the problem trenching a line between the section and a low point drain or a sump pump. It happens that a crawl space has a flooded section that does not connect to the drain. To allow water to escape the crawl space, a low point drain should be installed at the lowest point of the crawl space and slope towards the street. Mind that rain and snowmelt can wash away the slope, so it’s better to check the grade from time to time and take measures if needed. The slope should extend for at least the first 6-8 feet from the foundation walls. Do not allow a poor sloping grade to direct water to your home structure, you simply need to build it up. Standard solutions to water in crawl space include: Adding proper gradingĬheck your property grade and low point drain. Random DIY tips that do not address the cause of standing water might just waste your time and effort. If you are not sure about what makes your crawl space flooded, call in professional water restoration experts to inspect your home. To get rid of the standing water in your crawl space, you should effectively determine and address its causes. Since the access to crawlspaces is limited, water may be left standing for a longer period of time. Crawl spaces flooding may be caused by burst or leaking pipes clogged sewage lines and overwhelmed sewage systems. If you don’t have one or it’s improperly installed, groundwater may accumulate causing further damage. A sump pump can be used to keep the rising groundwater away from your crawlspace. Another important factor is grading on the landscape: a slope towards a foundation vent is sure to cause water problems in your crawl space. Drainage issues occur when water enters the crawl space and the drains, gutters or downspouts are damaged or improperly installed. Inexpensive block foundations and stone foundations are especially prone to cracking and letting water and air in. Rainwater and groundwater may seep into our crawlspace through cracks or leaks in the foundation of the house. Some of the common causes of flooded crawl spaces are: The first step to dealing with standing water in crawl space is determining its source. What Causes Standing Water in Crawlspace? Other adverse effects of humidity in the crawl space are high electric bills and common crawl space pests like mice, rats, and termites. Mold in crawl space is a serious issue: it damages the house foundation and affects the air quality in the entire home. Standing water can cause wood to rot and mold growth. But all water should have an effective way out of your home and should never turn into a “standing” water. It might be okay for some water to accumulate under your house after heavy rain. So is standing water in crawl space really a problem? Some do not even know it might be an issue. Some homeowners panic looking for any signs of water and moisture in their crawl spaces. We will explain to you why you should not leave water standing, what can cause this problem and how to get rid of it once and for all. If you are, take a deep breath and read our short guide on how to deal with standing water in your crawl space. Have you found standing water in your crawl space? This is actually very common and you might be one of the hundreds of other homeowners asking themselves what to do next.
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