3 listings in Orwigsburg, 3 of them farmers markets. 2 have a market day and hours from a public register or the market's own website. Market days in Orwigsburg: Monday (1), Tuesday (1), Wednesday (1), Thursday (2), Friday (1), Saturday (1), Sunday (1).
Few Orwigsburg listings have a schedule or SNAP authorization we could source. Tamaqua, 9 miles away, has 6 listings with more sourced detail; see also all of Pennsylvania.