"The accident has been completely eliminated," Brechalov wrote on his Twitter account.
He added that there were no calls for help from people with signs of chlorine poisoning to the ambulance and thanked everyone who took part in the work to eliminate the consequences of the accident.
Earlier, Brechalov said that residents of Izhevsk can safely use the water.
On July 2, chlorine was released in Izhevsk, and residents were asked to leave the territory of the Metallurgists' Town.
In connection with the incident, the prosecutor's office of Udmurtia began an investigation.