In connection with the complaint that the larvae were found on the bathroom floor of the officetel in Jung-gu, Seoul, the Seoul Waterworks Headquarters announced on the 20th that no abnormalities were found in the tap water sample collected from the officetel.

Accordingly, the Seoul Metropolitan Government puts weight on the possibility of larvae appearing as an external factor rather than the water pipe, including the likelihood of insects coming through the drainage channel, not the water pipe.

According to the Seoul Metropolitan Government, the Seoul Water Research Institute conducted a microscopic examination of samples of tap water collected from nine places, including showers, sinks, kitchen sinks, reservoirs (water tanks), management offices, guard rooms, and nearby branches of civil servants. Did not.

The Seoul City Office reported that no other complaints from other households were received by the officetel where the report of larval detection was received until 4 pm on the day.

In addition, he explained that the caterpillars were not found in the water tank of the household, the Ttukdoari Water Purification Center and the drainage basin, as well as the underground reservoir of the building.

According to the city, the building has been built for over 15 years, and tap water is supplied to each household by indirect water supply through an underground water tank.

According to the city, from 1 pm to 2:40 pm, the Ministry of Environment and the Korea Water Resources Corporation investigated the granular activated carbon of the'Tdukdoari Water Purification Center', the water supply system of the officetel, where civil complaints occurred.

In addition, the city of Seoul explained that it had already confirmed that there were no abnormalities by examining 6 water purification centers and 101 reservoirs on the 16th to 17th.

The city also stated that "the shower room drainage (drainage trench) is presumed to have caused worms. A similar worm was discovered a month ago, and it is possible that the worms had formed where water had accumulated in the drains." Told the office manager of the office.

Kim Mo, who lives in an officetel in Jung-gu, Seoul, showered at 11 pm on the 19th and found a larva on the floor of the bathroom and reported it to the central waterworks office and management office under the Seoul Waterworks Headquarters.

(Photo = Yonhap News)