Officials say she worked as a domestic help in the building in Wadala in central suburban Mumbai.
Investigators say at this time, they cannot comment on whether this was an attempted suicide, murder or accident.
Get Breaking news, live coverage, and Latest News from India and around the world on NDTV.com. Catch all the Live TV action on NDTV 24x7 and NDTV India. Like us on Facebook or follow us on Twitter and Instagram for latest news and live news updates.