If you like camping by the river, you don't need to worry about the need for water to be consumed, flowing and clear river water is usually sterile and can be drunk immediately, but if you want it to be more sterile we can boil the water we take in the river until it boils 100 degrees and then wait cool and then drink.
But you need to know that river water is not always clear, if it rains the clear water will turn cloudy, it is recommended for you camping lovers in the river to take stock of the water taken before the river water is cloudy.
In addition to drinking, river water can also be used for cooking while camping, don't forget to prepare simple cooking tools that are easy to carry when cooking in the wild.