Finding the point of entry of water in your basement can be a bit of a challenge, but there are some steps you can take to help identify the source of the problem:

Look for visual signs: Start by looking for visual signs of water damage, such as water stains on the walls or floor, mould or mildew growth, or peeling paint or wallpaper. Follow the path of the water to try to locate the source of the leak.

Check for cracks or gaps: Inspect the walls, floor, and foundation for cracks or gaps where water may be entering. Pay particular attention to areas where pipes or electrical wires enter the basement.

Check the outside of your home: Sometimes the source of the water is outside the home. Check for clogged gutters or downspouts, improperly sloping ground around the foundation, or damaged landscaping that may be directing water towards the foundation.

Conduct a water test: If you're unable to identify the source of the leak through visual inspection, you can conduct a water test. Wet the area around where you suspect the water is entering, then monitor the area for signs of water infiltration.

Hire a professional: If you're still unable to identify the source of the leak, it may be time to hire a professional. A basement waterproofing contractor or plumber can use specialized equipment to locate the source of the leak and recommend the best course of action to fix the problem.

Remember, finding the source of a basement leak can take time and patience, but taking the necessary steps to address the problem can prevent further water damage and help ensure the structural integrity of your home.