Electrification of railway network has touched 99% by July end, railway ministry officials said while adding that now only 698 route km out of 69,800 route km remains to be electrified. The national transport is set to achieve the target of 100% electrification much ahead of the March 2026 deadline, they added.As per govt data, 25 states and UTs have achieved 100% electrification of railway network while five others — Assam, Tamil Nadu, Karnataka, Rajasthan and Goa — have reported more than 90% electrification. Among these, Assam has to complete electrification of a maximum of 269 route km, followed by Tamil Nadu (169 route km) and Karnataka (151 route km). In the case of Rajasthan, only 1% of tracks are yet to be electrified.Officials said that to achieve net zero, railways is increasingly using solar power to meet its requirement.