HOVENSA, L.L.C. - St. Croix, VI

greyed out cells shows units that were shut down in early 2011

Source I.D. Unit Description Heat Input Fuel Type Date

mmBTU/hr (Note 1) Constructed SO2 NOx PM10 SO2 NOx PM10

(tons/yr) (tons/yr) (tons/yr) (tons/yr) (tons/yr) (tons/yr)

H-101 Heater 133.6 RFG, RO 1966 155.5 232.5 19.3 0.0 0.0 0.0

H-104 Heater 99.4 RFG, RO 1966 115.5 172.8 17.2 0.0 0.0 0.0

H-200 Heater 37.2 RFG 1966 8.1 16.0 1.2 0.2 4.2 0.0

H-201 Heater 37.4 RFG 1966 8.2 16.1 1.2 0.2 3.3 0.0

H-202 Heater 121.6 RFG 1966 26.6 146.5 4.0 0.8 20.0 0.1

H-401A Charge Heater 150.7 RFG, RO 1968 197.6 279.1 24.4 0.0 0.0 0.0

H-401B Charge Heater 150.7 RFG, RO 1968 197.6 279.1 24.4 0.0 0.0 0.0

H-401C Charge Heater 150.7 RFG, RO 1968 197.6 279.1 24.4 0.0 0.0 0.0

H-1401A Charge Heater 208.6 RFG, RO 1969 163.1 388.7 21.1 0.0 0.0 0.0

H-1401B Charge Heater 188.2 RFG, RO 1969 155.4 370.2 20.1 0.0 0.0 0.0

H-1500 Reactor Charge Heater 50.8 RFG 1968 13.0 25.5 2.0 0.0 0.0 0.0

H-1501 Fractionator Reboiler Heater 53.5 RFG 1968 13.7 26.8 2.0 0.0 0.0 0.0

H-160 Charge Heater 112.5 RFG 1968 29.6 163.0 4.4 0.0 0.0 0.0

H-600 Unifining Charge Heater 48.1 RFG 1968 11.5 22.5 1.7 0.0 0.0 0.0

H-601 Stripper Reboiler Heater 27.8 RFG 1969 7.8 15.2 1.2 0.0 0.0 0.0

H-602 Platforming Charge Heater 261.9 RFG 1969 62.6 344.4 9.4 0.0 0.0 0.0

H-603 Platforming No.1 Interheater 72 RFG 1969 17.2 33.7 2.6 0.0 0.0 0.0

H-604 Platforming No.2 Interheater 29.1 RFG 1969 8.1 15.9 1.2 0.0 0.0 0.0

H-605 Platforming No.3 Interheater 12 RFG 1969 3.4 6.6 0.5 0.0 0.0 0.0

H-606 Depentanizer Reboiler Heater 49.2 RFG 1969 11.8 23.1 1.8 0.0 0.0 0.0

H-800A Reactor Charge Heater 18.9 RFG 1969 9.4 18.4 1.4 1.1 10.3 0.2

H-800B Reactor Charge Heater 18.9 RFG 1969 9.4 18.4 1.4 1.0 9.4 0.2

H-801 Stripper Heater 79 RFG 1969 22.0 121.1 3.3 1.1 10.1 0.2

H-2101 Charge Heater 190.6 RFG, RO 1972 116.4 283.2 15.1 27.0 182.4 3.5

H-2102 Charge Heater 184.6 RFG, RO 1972 112.7 274.1 14.6 27.2 188.2 3.6

H-2185 Visbreaking Heater 250 RFG 1983 19.4 219.0 110.0 0.0 0.0 0.0

H-2201A Reactor Charge Heater 46.8 RFG 1972 13.4 26.3 2.0 2.3 20.9 0.4

H-2201B Reactor Charge Heater 46.8 RFG 1972 13.4 26.3 2.0 2.3 20.9 0.4

H-2202 Stripper Reboiler Heater 91 RFG 1972 26.1 143.7 3.9 2.5 30.7 0.4

H-2400 Charge Heater 30.3 RFG Apr-73 7.2 14.2 1.1 0.0 0.0 0.0

H-2401 Reboiler Heater 100.8 RFG Apr-73 24.1 132.5 3.6 0.0 0.0 0.0

H-2501 Reboiler Heater 113.6 RFG 1972 44.5 244.5 6.7 0.0 0.0 0.0

H-4502 Benzene Column Reboiler Heater 77.5 RFG Apr-73 32.5 178.9 4.9 2.4 61.7 0.4

H-4503 Toulene Column Reboiler Heater 90.3 RFG Apr-73 30.8 169.6 4.6 1.9 50.2 0.3

H-4504 Xylene Column Reboiler Heater 70.4 RFG Apr-73 27.6 151.9 4.1 1.4 35.6 0.2

H-4505 Raffinate Splitter Reboiler Heater 43.8 RFG Apr-73 23.9 131.3 3.6 0.9 23.4 0.2

H-3101A Crude Charge Heater 309.8 RFG, RO 1971 356.7 507.1 48.1 62.7 191.5 7.6

H-3101B Crude Charge Heater 309.8 RFG, RO 1971 356.7 507.1 48.1 72.5 169.1 8.8

H-4101A Crude Charge Heater 309.2 RFG, RO Apr-73 356.7 507.1 48.1 62.6 180.3 7.7

H-4101B Crude Charge Heater 309.2 RFG, RO Apr-73 356.7 507.1 48.1 72.3 267.8 8.9

H-4401 Charge Heater 127.3 RFG Apr-73 29.4 161.5 4.4 3.1 37.4 0.5

H-4402 Fired Reboiler Heater 77.9 RFG Apr-73 28.0 153.8 4.2 1.6 40.3 0.3

H-4451 Charge Heater 351.6 RFG Apr-73 83.4 458.7 12.5 8.7 124.8 1.5

H-4452 Intermediate Heater 251.2 RFG Apr-73 54.3 298.6 8.1 5.2 73.9 0.9

H-4453 Intermediate Heater 115.6 RFG Apr-73 54.3 298.6 8.1 2.7 38.6 0.5

H-4454 Intermediate Heater 63.3 RFG Apr-73 16.9 33.1 2.5 1.4 19.7 0.2

H-4455 Fired Reboiler Heater 124 RFG Apr-73 30.3 166.6 4.5 3.3 27.6 0.6

H-4201 Prestripper Heater 227.6 RFG, RO Apr-73 367.7 448.1 44.9 47.0 108.5 5.7

Regional Haze - BART Eligibility and Source Inventory-HOVENSA - Process Heaters, Tail Gas Treatment and Incinerator Units

Potential To Emit (PTE), tons per year Actual Emissions, tons per year
HOVENSA, L.L.C. - St. Croix, VI

greyed out cells shows units that were shut down in early 2011

Source I.D. Unit Description Heat Input Fuel Type Date

mmBTU/hr (Note 1) Constructed SO2 NOx PM10 SO2 NOx PM10

(tons/yr) (tons/yr) (tons/yr) (tons/yr) (tons/yr) (tons/yr)

Regional Haze - BART Eligibility and Source Inventory-HOVENSA - Process Heaters, Tail Gas Treatment and Incinerator Units

Potential To Emit (PTE), tons per year Actual Emissions, tons per year

H-4202 Vacuum Heater 220.4 RFG, RO Apr-73 355.7 433.6 43.4 49.2 82.3 5.9

H-5401 Charge Heater 114.1 RFG Apr-73 29.4 161.5 4.4 2.6 30.0 0.5

H-5402 Fired Reboiler Heater 78.8 RFG Apr-73 28.0 153.8 4.2 1.1 29.1 0.2

H-5451 Charge Heater 248 RFG Apr-73 83.4 458.7 12.5 3.5 46.1 0.6

H-5452 Intermediate Heater 201.7 RFG Apr-73 54.3 298.6 8.1 4.9 65.7 0.9

H-5453 Intermediate Heater 114.4 RFG Apr-73 54.3 298.6 8.1 2.3 31.1 0.4

H-5454 Intermediate Heater 64.7 RFG Apr-73 16.9 33.1 2.5 1.1 14.6 0.2

H-5455 Fired Reboiler Heater 129.2 RFG Apr-73 30.3 166.6 4.5 2.7 29.9 0.5

H-4601A Reactor Charge Heater 52.1 RFG Apr-73 13.4 26.3 2.0 0.8 7.4 0.1

H-4601B Reactor Charge Heater 52.1 RFG Apr-73 13.4 26.3 2.0 0.8 7.3 0.1

H-4602 Stripper Reboiler Heater 101.3 RFG Apr-73 26.1 143.7 3.9 1.9 19.6 0.3

H-4301A Reactor Charge Heater 47.9 RFG Apr-73 14.6 28.7 2.2 0.6 5.7 0.1

H-4301B Reactor Charge Heater 51.1 RFG Apr-73 14.6 28.7 2.2 0.7 6.9 0.1

H-4302 Stripper Reboiler Heater 135.2 RFG Apr-73 26.7 147.1 4.0 1.4 13.3 0.2

H-5301A Reactor Charge Heater 61.2 RFG Apr-73 14.6 28.7 2.2 1.1 10.3 0.2

H-5301B Reactor Charge Heater 61.2 RFG Apr-73 14.6 28.7 2.2 1.0 9.2 0.2

H-5302 Stripper Reboiler Heater 112 RFG Apr-73 26.7 147.1 4.0 4.1 45.9 0.7

H-4901 Charge Heater ?? ?? 2008

Hydrogen Plant Heater

H-7801 Process Air Heater ?? ?? 1993

H-7802 Converter Heater ?? ?? 1993

R-7801 Startup Heater ?? ?? 1993

H-1061 and (T-1061) Sulfur Recovery Units, Tail gas Treatment ?? ?? 2002

H-4761 and (T-4761) Tail Gas Treatment 10 RFG pre 1976 2 4.0 1.0 0 3.9 0.0

H-4745 Tail Gas Incinerator 55 RFG pre 1976 900 28.0 3.0 227.9 7.0 0.1

H-3413 Duct Burner ?? ?? 2009

H-1032 Tail Gas Incinerator 7.2 RFG pre 1976 1.6 3.1 0.2 0.1 0.5 0.0

H-1042 Tail Gas Incinerator 15.2 RFG pre 1976 3.3 6.5 0.5 0.4 3.6 0.1

(3) This facility is BART eligible as it meets the three eligibility criteria at section 169A(b)(2)(A) of the Clean Air Act:

(1) RFG means "Refinery Fuel Gas"; RO means "Residual Oil" (No.6 Fuel Oil)

(2) The PTE test of >250TPY of any pollutant refers to the total sum of emissions from all BART eligible units at a facility

Unit was never constructed