Approximate gallons spilled: 5,250
Number 11. "Another Anadarko storage tank has released 323 barrels. That event occurred north of Firestone on the St. Vrain River."
Approximate gallons spilled: 13,566
Number 10. "Additional release of 56 barrels at an Anadarko location."
Approximate gallons spilled: 2,352
Number 9: "21 barrels at a Bayswater Exploration and Production location have also been confirmed."Approximate gallons spilled: 882
Number 8: "74 barrels from a Noble location near Milliken."
Approximate gallons spilled: 3,108
Number 7: "The agency learned of a 36 barrel release of oil at a Noble location between Evans and LaSalle."
Approximate gallons spilled: 1,512
Continue for more about the other six oil spills due to flooding. Number 6: "A 26 barrel release at an Anadarko location near Johnstown."Approximate gallons spilled: 1,092
Number 5: "A Noble location east of Kersey near Highway 34 and Highway 56 released 121 barrels."
Approximate gallons spilled: 5,082
Number 4: "A PDC location east of Greeley, near the intersection of Highway 34 and the bypass for Highway 34 released 60 barrels."
Approximate gallons spilled: 2,520
Number 3: "An Anadarko tank released 67 barrels of oil at a location south of Evans and north of La Salle."
Approximate gallons spilled: 2,814
Number 2: "A Mineral Resources location north and west of LaSalle released an unknown volume."
Approximate gallons spilled: Unknown
Number 1: "The agency also confirmed that a location operated by PDC had its production equipment largely washed away. The agency is working with the operator to ascertain the amount of product that was on site before flooding began."
Approximate gallons spilled: Unknown
Total through September 25: "The 12 notable releases total 890 barrels, or 37,380 gallons. The amount for two of these 12 releases is unknown. This volume is approaching a volume equivalent to three, standard, 300-barrel oil storage tanks."More from our News archive: "Photos: Flood destruction at Fourmile and Salina."