Now, let’s dive into some of the best Missouri River facts that will blow your mind! 8. The Missouri River is the Longest ...

Take a look at these facts and make yourself a river expert ... It’s the second-longest river in North America, beaten only by the Missouri River. You’ll find the Mississippi at its narrowest ...

The 2025 runoff forecast is 20.6 MAF, 80% of average. Runoff in 2024 was 23.3 MAF, 91% of average. The annual average is 25.7 ...

January runoff in the Missouri River Basin above Sioux City was 0.7 million acre-feet, 92% of average. The 2025 calendar year ...