Which of the following is NOT considered a high-risk water location?

The classification of high-risk water locations typically refers to areas that are more susceptible to the introduction and spread of aquatic invasive species (AIS). High-risk locations are usually characterized by factors such as recreational boating activity, proximity to major waterways, and nutrient-rich environments that can support invasive species populations.

Lake Winnipeg, Lake Erie, and the St. Lawrence River are all significant bodies of water that attract a considerable amount of recreational boating and are connected to other waterways, making them more vulnerable to invasive species transport and establishment. These areas have documented cases of invasive species presence, influencing their classification as high-risk locations.

In contrast, Lake Tahoe is generally considered a low-risk water body for AIS because of its strict environmental regulations and monitoring programs. These measures help in preventing the introduction of invasive species and maintaining the clarity and health of its waters. The lack of significant recreational traffic from interconnected water bodies also reduces the risk of AIS spreading into Lake Tahoe.

Thus, the distinction made here is that Lake Tahoe does not have the same environmental pressures and risk factors associated with the spread of AIS as the other listed locations, making it the correct answer as the one that is NOT considered a high-risk water location.