The towns and villages of the neighboring area changed the name of the Watarase-gawa River Improvement Committee in Gunma to the River Bank Mining Pollution Committee and continued the movement against the mining pollution; and in 1953 the Association of Mining Pollution Eradication temporally disappeared since it have been merged into the official committee the government had established.
周辺市町村は渡良瀬川改修群馬期成同盟会を沿岸鉱毒対策委員会と名称変更して鉱毒反対運動を続け、1953年、鉱害根絶同盟会は官製の対策委員会に吸収される形でいったん消滅した。