326 IAC 2-9-14 Internal combustion sources

Sec. 14. (a) Any stationary internal combustion source, including any combination of turbines, reciprocating engines, or engines, may elect to comply with this section by complying with section 1 of this rule and limiting fuel usage for every twelve (12) month period to less than the limits found in: (1) subsection (e), Table 1 for a single fuel or a combination of two (2) fuels; or (2) subsection (f), Table 2 for a single fuel or a combination of two (2) fuels. (b) Sources electing to comply with subsection (a)(1) must be able to demonstrate compliance not later than thirty (30) days after receipt of a written request by the department or U.S. EPA. No other demonstration of compliance shall be required. A source specific operating agreement is not required for these sources. (c) Sources electing to comply with subsection (a)(2) must: (1) comply with the requirements of section 1 of this rule; and (2) submit a request for a source specific operating agreement. (d) For sources complying with subsection (a)(2), the following records shall be kept at the source: (1) Monthly hours operated for each combustion unit. (2) Records of annual fuel usage for each combustion unit. (3) Routine maintenance records. (e) Table 1 limits shall be as follows: TABLE 1 Fuel Maximum Fuel Usage per Year Large turbine Natural gas 227.27 MMCF/yr Distillate 1,414.42 kgal/yr Uncontrolled natural gas prime movers Gas turbines 294.11 MMCF/yr 2-cycle lean burn 37.03 MMCF/yr 4-cycle lean burn 31.25 MMCF/yr 4-cycle rich burn 43.47 MMCF/yr Diesel, reciprocating <600 HP 165.51 kgal/yr Gasoline, reciprocating <250 HP 12.26 kgal/yr Diesel, large stationary 235.45 kgal/yr Unit abbreviations: kgal = 103 gallons MMCF = 106 cubic feet (f) Table 2 limits shall be as follows: TABLE 2 Fuel Maximum Fuel Usage per Year Large turbine Natural gas 363.63 MMCF/yr Distillate 2,263.07 kgal/yr Uncontrolled natural gas prime movers Gas turbines 470.58 MMCF/yr 2-cycle lean burn 59.25 MMCF/yr 4-cycle lean burn 50.00 MMCF/yr 4-cycle rich burn 69.56 MMCF/yr Diesel, reciprocating <600 HP 264.82 kgal/yr Gasoline, reciprocating <250 HP 19.62 kgal/yr Diesel, large stationary 376.72 kgal/yr Unit abbreviations: kgal = 103 gallons MMCF = 106 cubic feet