Cape Girardeau is a city located in southeast Missouri, with a humid subtropical climate characterized by hot summers and cold winters. The city is situated on the Mississippi River, which plays a significant role in its hydrology. The river has a significant impact on the city's economy, providing transportation and recreational opportunities. Outdoor enthusiasts can enjoy activities such as fishing, boating, and hiking in the nearby Trail of Tears State Park. The city is also home to numerous parks and trails, including the Cape LaCroix Recreation Trail, which offers a scenic view of the Mississippi River. The city's hydrology constituents include nitrate, sulfate, and chloride, which are monitored by the Missouri Department of Natural Resources.