Mezue ahịrịokwu na-esonụ: E mepere Three Rivers Stadium na July 16, 1970, ma ndị Pirates meriri Cincinnati Reds 3-2 n'ihu ndị na-ekiri 48,846. Dock Ellis tụbara nke mbụ, nke bụ strik nye Ty Cline. Ọ bụ Richie Hebner nke Pittsburgh gbara bọọlụ mbụ n'ọgbọ egwuregwu ahụ, na ngwụcha oge mbụ. Ndị Pirates wepụrụ iwu ha nke ikpuchi igwe onyonyo maka egwuregwu ụlọ ka ndị na-akwado obodo wee hụ egwuregwu mmeghe. Oge kachasị dị ala nke ndị Pirates bụ 1985, na nkezi nke 9,085. Onu ogugu ndi mmadu na-aga n'ihu na 1991, mgbe ndi Pirates nwere nkezi 25,498 kwa egwuregwu. Egwuregwu nke mbụ
1970 NLCS, na Three Rivers Stadium, bụ egwuregwu bọọlụ bọọlụ postseason mbụ a ga-egwu na elu artificial. N'oge na-esote, ndị Pirates gbagoro na World Series megide Baltimore Orioles. Three Rivers Stadium kwadoro egwuregwu anọ, nke ndị Pirates meriri ndị Orioles na egwuregwu abalị mbụ na akụkọ ntolite nke World Series. Pittsburgh kwadoro egwuregwu All-Star nke atọ ya n'afọ 1974. National League meriri egwuregwu ahụ 7<unk>2 na Ken Brett nke Pirates bụ onye mmeri mmeri. N'afọ 1979, ndị Pirates meriri mmeri ụwa ọzọ, meriri Baltimore Orioles n'egwuregwu asaa nke World Series. Egwuregwu nke atọ, nke anọ na nke ise nke usoro a na-egwuri egwu na Osimiri Atọ. Afọ 15 mgbe e mesịrị, ihe nkiri a a na-eme n'etiti oge okpomọkụ laghachiri na 1994. Site na ndị bịara 59,568, igwe mmadụ kachasị na-aga egwuregwu baseball n'ámá egwuregwu ahụ, National League meriri 8-7 na 10th inning. Na July 6, 1980, ndị Pirates meriri ndị Chicago Cubs 5-4 na innings 20 - innings kachasị egwuri egwu n'ọgbọ egwuregwu. Egwuregwu kachasị ogologo n'ọgbọ egwuregwu ahụ ka a na-egwu na August 6, 1989, mgbe Jeff King kụrụ ụlọ na-agba ọsọ awa ise na nkeji iri anọ na abụọ n'ime asọmpi iri na asatọ, ka ndị Pirates meriri ndị Cubs 5-4. N'ụbọchị iri atọ nke ọnwa Septemba, n'afọ 1972, onye na-agba n'aka nri Pirates bụ Roberto Clemente nwetara mmeri ya nke puku atọ na Three Rivers Stadium, ọnwa atọ tupu ọnwụ ya.