3 listings in Tarentum, 2 of them farmers markets. 1 has a market day and hours from a public register or the market's own website. Market days in Tarentum: Tuesday (1), Wednesday (1), Thursday (1), Friday (1), Saturday (1), Sunday (1).
Few Tarentum listings have a schedule or SNAP authorization we could source. Pittsburgh, 14 miles away, has 39 listings with more sourced detail; see also all of Pennsylvania.