Untreated effluents are flowing into the Ghaggar from 29 discharge points in Ambala district, officials said on Saturday.
In all, there are 39 points where various drains empty into the river in the district, of which only 10 are connected to treatment plants.
The figures were provided by the irrigation department to deputy commissioner Vikram during a meeting on Friday, called in line with the National Green Tribunal rulings pertaining to the pollution in the river.
The DC instructed the urban local bodies and public health department to jointly inspect the 29 discharge points and submit a report in a week on how to plug them, it is learnt.
“The public health department has been asked to explore an online monitoring system of their existing and planned treatment plants while the urban local bodies department has been instructed to ensure that household waste and sewage doesn’t get mixed with stormwater,” said Nitin Mehta, regional officer of the Haryana State Pollution Control Board.
The Ghaggar originates in Sirmour district of Himachal Pradesh and travels for 320 kilometres through the states of Haryana, Punjab and Rajasthan. It passes through Kalka, Ambala, Kaithal, Fatehabad and Sirsa districts in Haryana.