The answer to 'water line overflowing' is that there are several common causes, including a clogged drain, a damaged or leaking pipe, or a problem with the water supply line. Symptoms may include water pooling around the overflow, water backing up into sinks or tubs, or a constant trickle of water. Solutions can range from simple DIY fixes like clearing a clogged drain to more complex repairs that require a professional plumber.
If the overflow is due to a clogged drain, you may be able to clear it yourself using a plunger or drain snake. However, if the issue is with a damaged or leaking pipe, or if the problem is in the main water supply line, it's best to call in a licensed plumber to diagnose and repair the issue. Attempting complex plumbing work without the proper skills and equipment can lead to further damage or safety hazards.