A Union environment ministry's expert appraisal panel felt that the project proponent, CPL Infrastructure Pvt Ltd, a subsidiary of Cadila Pharmaceuticals Ltd, had failed to give requisite details for the proposed park in Dhandhuka Taluka in Ahmedabad.
Around 30 people are still undergoing treatment at various government hospitals in Bhavnagar, Botad, Barvala and Dhandhuka, officials said.