When the Hudhud cyclone hit the east coast in 2017, the first success story of retrofitting streetlights with LED bulbs emerged.
Seven districts in Andhra Pradesh were retrofitted with a million LED streetlights, accruing a benefit of Rs 82 crore annually on the power bill of the state. Since then, LED street lighting has caught on in the country.
At the forefront is state-owned Energy Efficiency Services (EESL), which led LED programmes in the country, including the streetlights. The first retrofitting programme it did was for Puducherry in 2014. In the past five years, it has installed 10 million LED streetlights across