If waste water is coming from an overflow it is telling you there is a problem which needs to be addressed. Ideally, the overflow pipe should be situated in a really annoying place – the idea being to force your hand. If an overflow is hidden from view then the problem is likely to be ignored.
The overflow in the picture is in this category. It is close to ground level and not overseen by a window. It has been spilling out waste for months.
It may be useful for putting cigarettes out, and the local vegetation may like it, but the foundations won’t. And then there is question of wildlife. For example, this enterprising crow.
It has been using the overflow as a drinking fountain, which might not be such a sharp idea. The source might be a sink, in which case it will probably be swallowing not only water but detergent.
While Trump might consider this a useful strategy for countering Covid 19, most people would not. On which subject:
The credit is in the image. I like it because, in its witty way, it illustrates how Trump’s mind works.