MP-4 지점의 BOD의 경우 초과빈도는 높지 않지만 홍수기와 평수기에 초과하는 부하량이 큰 것으로 나타났다.
In the case of the BOD at MP-4, the excess frequency was not large, but the excess load during the flood season and the normal season was found to be large.