Lightning strikes again and again.  I was able to find that on two occasions in 1996 and 2000, Rochester Meats recalled 152,000 and 30,000 pounds of E. coli-contaminated ground beef. Details from the FSIS website are here – note the amount of the recall and the amount actually recovered:

Case Number: 017-96
Recall Notification Report: N
Date Opened: 08/05/1996 Date Closed: 12/02/1996
Recall Class: 1 Press Release (Y/N): N
Domestic Est. Number: 08999 M Name: ROCHESTER MEATS
Imported Product (Y/N): N Foreign Estab. Number: N/A
City: ROCHESTER State: MN Country: USA
Product: GROUND BEEF PATTIES, FROZEN
Problem: BACTERIA Description: E. COLI O157:H7
Total Pounds Recalled: 152,000 Pounds Recovered: 5,862

Case Number: 061-2000
Recall Notification Report: RNR061-2000
Date Opened: 09/06/2000 Date Closed: 02/27/2001
Recall Class: 1 Press Release (Y/N): Y
Domestic Est. Number: 08999 M Name: Rochester Meats Co
Imported Product (Y/N): Foreign Estab. Number: N/A
City: Rochester State: MN Country: USA
Product: Ground Beef Patties
Problem: BACTERIA Description: E. COLI O157:H7
Total Pounds Recalled: 30,000 Pounds Recovered: 10,064