It was. All sprouts need fresh water often. Tap water will do nicely, there's no need to use filtered water unless you just really want to. There's nothing to it, just cover the jar with cheesecloth or anything that will drain easily, fill the bean jar with water, and let them soak for about 12 hours. Then drain, and rinse and drain them two or three times a day after that.
Onward and upward,
airforce