Environment-friendly inspection well

The utility model discloses an environment-friendly inspection well which comprises a well body which is of a vertically-arranged hollow cylinder structure with the upper end open, a water inlet and a water outlet are formed in the side wall of the well body, and the water inlet is located above the water outlet; the well lid covers the upper end of the well body; the box body is arranged in the well body and located between the water inlet and the water outlet; the box body is of a hollow cylinder structure with an opening in the top, a filter plate is arranged at the bottom of the box body, and the outer wall of the box body makes contact with the inner wall of the well body and does not shield the water inlet and the water outlet; the well body does not limit movement of the box body in the vertical direction. According to the sewage treatment device, impurities in sewage can be filtered and collected, the cleaning work of the impurities is simple and convenient, the timeliness and thoroughness of the clea