Yale got this picture of a tree across the trail in Duquesne, also:
https://flic.kr/p/VA6HnT
The Post-Gazette reports that Munhall got about 1.5 inches of rain Tuesday (while other parts of Pittsburgh got only .5 inch).
http://www.post-gazette.com/local/region/2017/06/13/flash-flood-warning-allegheny-county-national-weather-service-pittsburgh-weather/stories/201706130163/
"Vehicles were also caught in water at the intersection of Duquesne Boulevard and Grant Avenue in Duquesne”.
Meanwhile, I found a Weather Underground weather station that reports 4 inches of rain in West Mifflin (I don’t know if that’s reliable information):
https://www.wunderground.com/personal-weather-station/dashboard?ID=KPAWESTM4#history/s20170613/e20170613/mdaily
2017-06-14 08:02:01