조선시대 충남 지역을 관할한 공주감영에 설치돼 조선 왕조가 끝날 때까지 우량을 측정하는데 사용됐다.
It was installed in Gongju Gamyeong, which had jurisdiction over South Chungcheong Province during the Joseon Dynasty, and was used to measure the rainfall until the end of the Joseon Dynasty.