What is the most common source of problems with potable water in a real estate transaction?

In real estate transactions, the most common source of problems with potable water often stems from private wells. This is mainly due to several factors associated with well water, including potential contamination, quality testing requirements, and varying water levels. Since private wells are not regulated in the same stringent manner as public water systems, issues such as the presence of bacteria, nitrates, and other pollutants can pose significant health risks. Additionally, buyers need to conduct thorough testing to ensure that the water meets safety standards, which may lead to unexpected costs or delays in the transaction.

Problems can also arise from the well's capacity to provide adequate water supply, especially in areas where water levels fluctuate seasonally or due to drought. As a result, the condition and reliability of private wells can significantly impact the marketability and value of a property, making them a critical consideration in real estate transactions.