Close to 100 people are undergoing treatment in Golaghat. "The rush of new patients has [only] slowed down today afternoon", he added.
Health officials said the cause of death, according to preliminary investigation, seems to be drinking "spurious country made liquor".
Meanwhile, crack down carried out by some vigilante groups on illicit liquor dens and manufacturing unit in Numaligarh area in Golaghat district with the help of Village Defence Party and police led to destruction of over 2000 litres of illicit liquor.
The Assam hooch tragedy is believed to be the deadliest in the country since 2011.
Civil society groups along with the public have taken to the streets across Assam demanding stern punishment against those selling spurious liquor.
"We have sent liquor samples to the forensic science laboratory and a report is awaited", he said.More news: Nokia 6.1 Plus with 6GB RAM is Now Official
Sonowal announced a monetary compensation of Rs 2 lakh to the next of kin of the deceased and Rs 50,000 to those who fell ill.
Golaghat Deputy Superintendent of Police (DSP) Parthopratim Saikia said: "Police have launched a massive crackdown to nab those responsible for the distribution for illicit liquor in the area".
Some of the deaths at homes have not been reported to authorities, he said.
Doctors said those rushed to hospital in a critical condition were suffering from severe vomiting, extreme chest pain and breathlessness.
Congress chief Rahul Gandhi condoled the deaths in a Facebook post on Friday. "I also pray that those in hospital make a speedy recovery", he tweeted.
The victims, who include many women, worked at local tea estates in the region.
In addition, the director of medical education, Anup Barman; directors of health department of Assam; and the National Rural Health Mission will be stationed in Jorhat city to supervise and coordinate services being provided to patients, the minister said on Saturday.