It's the same round here in Crystal Palace too. I have written to my local councillors and they've asked for me to give specific addresses where the smoke is coming from, but that's missing the point. We need a public information campaign, not neighbours telling on each other.
Do not light bonfires during the COVID-19 outbreak
COVID-19 can cause serious respiratory problems in some people which may be aggravated by the smoke from bonfires.
Bromley air pollution has actually got worse. Presumably because of all the suburban bonfires.