Recently there was long thread about the BCA. I can now post possible answers to some of the questions, such as "Why is the BCA still raising membership prices when there is a significant amount still left in its coffers?"
Not quite in the league of Longwood Valley, but the entrance has now been cleared of branches that were blocking the flow & causing run off onto the road:
Longwood Main Sink seems to have overflowed slightly recently, but the Main sink level had dropped to around a third it's capacity by Saturday morning.