Of the 89 coal-based power units, 30 are operating with less than four days’ stock.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/coal-production-not-keeping-pace-power-generation
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/economic-times-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/farakka-stps
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/coal
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/power-transmission
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/west-bengal
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/thermal-power-plants
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kahalgaon-stps
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/national-thermal-power-corporation-ntpc