Stormwater treatment areas (STAs) are constructed wetlands divided into flow-through treatment cells that remove and store nutrients through plant growth and the accumulation of dead plant material in a layer of sediment.
Stormwater treatment areas (STAs) are constructed wetlands divided into flow-through treatment cells that remove nutrients from agricultural and urban runoff water. The nutrients are consumed through plant growth, and captured by accumulation of dead plant material in a layer of sediment.