The Sac River, also known as the Sacramento River, is the longest river in California, stretching approximately 447 miles. It flows from the Sierra Nevada mountains through the Central Valley and eventually empties into the Sacramento-San Joaquin Delta. The river is vital for irrigation, drinking water, and recreation in the region. The Sac River supports diverse ecosystems and is home to various fish species, including salmon and steelhead trout. It also plays a crucial role in California's agriculture, providing water to numerous farms and contributing to the state's economy. The river is a popular destination for activities like fishing, kayaking, and hiking.