The CM also added that base data of Delhi air pollution in the last one year will be ready from April 1 next year.
The chief minister said these 'guessing games' should be stopped and the agencies should behave more responsibly about the figures and data they share.
The Delhi government has announced an action plan, including measures such as the odd-even traffic rationing scheme, to curb pollution.
The overall Air Quality Index (AQI) in Delhi touched the 301 marks by 10 pm on Sunday and during night, the air quality had plunged to the 'very poor' category.
Punjab so far has recorded 630 cases of stubble burning incidents till October 11 this year, while Haryana recorded 587 stubble burning incidents in the same period.
In a series of tweets in Hindi, Kejriwal said that Delhi’s air pollution went down by 25 per cent in the remaining months of the year.
Addressing a press conference here, the minister said the problem of stubble burning was old and steps have been taken to tackle it by the Modi government.
The Agriculture Department has urged the Rural Development and Panchayats Department to ensure clean, green and pollution-free environment by preventing stubble burning.
A 2018 survey reported 50,479 stubble fires, post-harvest, forcing Punjab government to form 5,250 farmers groups with a minimum of eight members each.
Stubble burning, blamed mostly on neighbouring Punjab and Haryana, has been seen as the primary driving force behind the soaring air pollution levels in the national capital.
This initiative of setting-up the plant near Dera Bassi at cost of `17 crore is expected to generate direct employment for around 75 people.
The tribunal passed the order after taking note of a news report about stubble burning after harvesting of crops at Agricultural Research Institute in Jaipur.
The researchers observed that as crop burning increased in the northern Indian state of Haryana, respiratory health worsened.
The top court had said it would hear on January the plea seeking steps to curb pollution in Delhi-NCR caused by stubble burning in Punjab and Haryana.
Vehicular emissions, as well as illegal crop burning in the farm states surrounding New Delhi, have caused air quality to deteriorate dramatically, prompting calls for tough action.