Appendix B-1: Field Mapping for the Area Source Data: CEMS Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Major Source? Standardized This field shows whether the facility is an area source or major source.

Classification Standardized This field shows the classification of the unit.

Data Source Standardized This field shows the data-gathering phase from which the data was received.

SourceTab Reported This field indicates the CEMSSpreadsheet tab in which the data originated

FacilityID Standardized This identifier relates each record to a unique facility using a two-letter state abbreviation and abbreviated facility name.

CombustorID Standardized

This contains a unique identifier assigned to each combustion unit. For units with an identifier representing multiple 

combustion units a note is provided in the IDNote field

Source Reported This field identifies the source of the data as CEMS or SmallGasCEMS.

Pollutant Reported This field identifies the pollutant being monitored as CO, NOx, SO2, Opacity, or PM.

Date Reported This field identifies the Date (mm,dd,yy) for CEMS daily average emission data point for most recent 30-day period

Emission_Numerical Reported This field contains the emission numerical value for CEMS daily average emission data point for most recent 30-day period

Emission_Unit Reported This field has the units for CEMS daily average emission data point for most recent 30-day period

Standardized Correction Standardized This field has the pertinent dilutant gas needed to correct the emissions. i.e. 3% Oxygen.

Standardized Emission_Numerical Standardized This field gives the submitted emission data in terms of standardized units.

Standardized Emission_Unit Standardized

This field gives the standardized units which correspond to the standardized numerical emission, either lb/MMBtu or ppb @ 

3% O2.

Conversion Eq Used Standardized This field identifies the equation used to convert the received emission data to standard units.

F-Factor Standardized Value Standardized This field gives submitted emission data in terms of the final desired standardized units.

F-Factor Standardized Unit Standardized

This field gives the standardized units which correspond to the standardized numerical emission, either lb/MMBtu or ppb @ 

3% O2.

F-Factor Equation Used Standardized This field identifies the F-Factor equation used to convert the received emission data to standard units.

Max Emission Reported

This field contains the maximum emission numerical value for CEMS daily average emission data point for most recent 30-

day period

MaxEmission_Unit Reported This field contains the maximum emission units for CEMS daily average emission data point for most recent 30-day period

Standardized Max Correction Standardized This field has the pertinent dilutant gas needed to correct the emissions. i.e. 3% Oxygen

Standardized 

MaxEmission_Numerical Standardized This field gives the submitted maximum emission data in terms of standardized units.

Standardized MaxEmission_Unit Standardized

This field gives the standardized units which correspond to the standardized max numerical emission, either lb/MMBtu or 

ppb @ 3% O2.

Max Conversion Equation Used Standardized This field identifies the equation used to convert the received max emission data to standard units.

F-Factor MaxEmission_Numerical Standardized This field gives submitted emission data in terms of the final desired standardized units.

B-1 Page 1
Appendix B-1: Field Mapping for the Area Source Data: CEMS Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

F-Factor MaxEmission_Unit Standardized

This field gives the standardized units which correspond to the standardized max numerical emission, either lb/MMBtu or 

ppb @ 3% O2.

F-Factor MaxEmission Eq Used Standardized This field identifies the F-Factor equation used to convert the received max emission data to standard units.

Cleaned Control Device Standardized This field identifies all control devices employed during the monitoring period.

Total Baseline Control Standardized This field identifies the total baseline level of control during the monitoring period.

Fuel Standardized This field identifies all fuels combusted during the monitoring period.

Fuel Source Standardized This field identifies the source of the fuel information.

Coal/Fossil Solid % Standardized

This field contains the percentage of the combustion unit's heat input that is due to combusting coal or other fossil-derived 

solid fuel.

Bagasse % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting bagasse.

Wet Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting wet biomass.

Dry Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting dry biomass.

Heavy Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting heavy liquid.

Light Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting light liquid.

Process Gas % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting process gas.

Gas 1 % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting gas 1.

Test Burning Waste? Standardized This field notes if the emissions data corresponds to combusting a fuel classified as a solid waste.

Heat_Input Reported This field identifies the total heat input to the combustion unit for each monitoring period (mmBtu/hr)

Steam Reported This field identifies the total steam output from the combustion unit for each monitoring period (1000 lb/hr)

CombUnit_Op_Indicator Reported This field identifies if the combustion unit was in a period of startup, shutdown, malfunction, or normal operation.

CEMS_Op_Indicator Reported This field identifies if the monitor experienced a malfunction.

Combustor Design Standardized This field notes the combustor design of the combustion unit.

Note Standardized This field provides space for additional information.

Change Code Standardized This field notes where changes were made to the data or if new data was added since the proposal.

Note For Changes Made Standardized This field provides an explanation for the Change Code field.

B-1 Page 2
Appendix B-2: Field Mapping for the Area Source Data: CO and THC CEMS Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Major Source? Standardized This field shows whether the facility is an area source or major source.

Classification Standardized This field shows the classification of the unit.

Data Source Standardized This field shows the data-gathering phase from which the data was received.

SourceTab Reported This field indicates the COandHCMonitoringTemplate tab in which the data originated

FacilityID Standardized This identifier relates each record to a unique facility using a two-letter state abbreviation and abbreviated facility name.

CombustorID Standardized This contains a unique identifier assigned to each combustion unit.

Date Reported This field identifies the Date (mm,dd,yy,hh) for CEMS daily average emission data point for most recent 30-day period

THC Reported This field contains the monitored emission value for total hydrocarbons (ppm)

THC (ppm@3%O2) Standardized This field contains the standardized total hydrocarbon emissions (ppm @ 3% O2)

THC Equation Used Standardized This shows the equation ID used to standardized the reported emission data

CH4 Reported This field contains the monitored emission value for methane (ppm)

CH4 (ppm@3%O2) Standardized This field contains the standardized methane emissions (ppm @ 3% O2)

CH4 Equation Used Standardized This shows the equation ID used to standardized the reported emission data

Non_CH4_HC Reported This field contains the monitored emission value for non-methane hydrocarbons (ppm)

Non_CH4_HC (ppm@3%O2) Standardized This field contains the standardized non-methane hydrocarbon emissions (ppm @ 3% O2)

Non_CH4_HC Equation Used Standardized This shows the equation ID used to standardized the reported emission data

CO Reported This field contains the monitored emission value for carbon monoxide (ppm)

CO (ppm@3%O2) Standardized This field contains the standardized carbon monoxide emissions (ppm @ 3% O2)

CO Equation Used Standardized This shows the equation ID used to standardized the reported emission data

NOx Reported

This field contains the monitored emission value for nitrogen oxides (NOx); NOx was not a requested pollutant in the 

template, but some facilities submitted additional NOx data.

NOx (ppm@3%O2) Standardized This field contains the standardized nitrogen oxides emissions (ppm @ 3% O2)

NOx Equation Used Standardized This shows the equation ID used to standardized the reported emission data

O2_in_Stack Reported This field indicates the percent oxygen in the exhaust during the monitoring period.

Heat_Input Reported This field indicates the heat input to the combustion unit during the monitoring period (mmBtu/hr)

Steam Reported This field indicates the steam output from the combustion unit during the monitoring period (1000 lb/hr)

CombUnit_Op_Indicator Reported This field identifies if the combustion unit was in a period of startup, shutdown, malfunction, or normal operation.

THC_Op_Indicator Reported This field identifies if the monitor experienced a malfunction.

CO_Op_Indicator Reported This field identifies if the monitor experienced a malfunction.

% CO2 Reported This field indicates the percent carbon dioxide in the exhaust during the monitoring period.

Control Standardized This field identifies all control devices employed during the monitoring period.

Fuel Standardized This field identifies all fuels combusted during the monitoring period.

Test Burning Waste? Standardized This field notes the combustor design of the combustion unit.

Combustor Design Standardized This field notes if the emissions data corresponds to combusting a fuel classified as a solid waste.

Change Code Standardized This field notes where changes were made to the data or if new data was added since the proposal.

B-2 Page 1
Appendix B-2: Field Mapping for the Area Source Data: CO and THC CEMS Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Note For Changes Made Standardized This field provides an explanation for the Change Code field.

B-2 Page 2
Appendix B-3: Field Mapping for the Area Source Data: CO and THC CEMS Backgrnd Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

FacilityID Standardized This identifier relates each record to a unique facility using a two-letter state abbreviation and abbreviated facility name.

CombustorID Standardized This contains a unique identifier assigned to each combustion unit.

TypFuel Reported This field lists the fuel or material combusted during the CEM analysis.

TypFuel_Other Reported This field identifies if other fuel information was entered.

TypFuelRate Reported This field identifies the fuel input rate.

TypFuelRateUnits Reported This field identifies the unit of measure accompanying the fuel input rate.

TypFuelRateUnits_Other Reported This field identifies if other fuel input rate unit of measure information was entered.

SourceTab Reported This field indicates the COandHCMonitoringTemplate tab in which the data originated

B-3 Page 1
Appendix B-4: Field Mapping for the Area Source Data: EmissionsTest Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Major Source? Standardized This field shows whether the facility is an area source or major source.

Classification Standardized This field shows the classification of the unit.

Data Source Standardized This field shows the data-gathering phase from which the data was received.

SourceTab Reported This field indicates the EmissionTestSprdsheet tab in which the data originated

FacilityID Standardized This identifier relates each record to a unique facility using a two-letter state abbreviation and abbreviated facility name.

CombustorID_common Standardized

This contains a unique identifier assigned to each combustion unit. For units with an identifier representing multiple 

combustion units a note is provided in the IDNote field

TestID Reported This field contains an identifying sample number for tracking emission test results.

TestDate_common Reported This field contains the date of emission test

Pollutant_Name Reported This field shows the name of the pollutant being tested

Pollutant_Value Reported This field shows the pollutant value submitted originally, which is non-numeric.

Pollutant_Value Numeric Standardized This field is a numeric QA field created to allow calculations using the pollutant value.

Non-Detect? Standardized This field identifies non-detect results.

ND Detection Limit Standardized This field gives the detection limit for the pollutant represented in the record.

Pollutant_Units Reported This field shows the units for pollutant value. 

Pollutant_UnitsOther Reported This filed offers pollutant alternative unit information. Should correspond to an "Other" response n the Parameter_Units.

Pollutant_Average Reported This field gives the average pollutant value.

Standardized Detection Limit Standardized This field reports the non-detect detection limit in standardized units.

Standardized Detection Limit Units Standardized This field gives the units in which the standardized detection limit is reported.

Standardized Pollutant_Value Standardized This QA field contains a standardized pollutant value.

Standardized Pollutant_Units Standardized This field includes a QA field showing pollutant standardized unit.

Conversion Eq Used Standardized This field shows a QA field identifying the equation used to convert pollutant value to standard unit

F-Factor Standardized Value Standardized This field gives submitted emission data in terms of the final desired standardized units.

F-Factor Standardized Unit Standardized

This field gives the standardized units which correspond to the standardized numerical emission, either lb/MMBtu or ppb @ 

3% O2.

F-Factor Equation Used Standardized This field identifies theF-Factor equation used to convert the received emission data to standard units.

Pollutant_Method Reported This field identifies the Pollutant Test Method used.

Pollutant_Location Reported This field indicates if the sample taken before or after control device

Upstream/Downstream? Standardized This field standardizes the sampling location (upstream, downstream, or unknown).

Pollutant_Note Reported This field provides space for additional supportive information regarding the pollutant

Cleaned Control Device Standardized This field identifies all control devices employed during the emission test.

Total Baseline Control Standardized This field identifies the total baseline level of control during the emission test.

Control Source Standardized This field identifies the source of the control device information.

Fuel Standardized This field identifies all fuels combusted during the emission test.

Fuel Source Standardized This field identifies the source of the fuel information.

B-4 Page 1
Appendix B-4: Field Mapping for the Area Source Data: EmissionsTest Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Coal/Fossil Solid % Standardized

This field contains the percentage of the combustion unit's heat input that is due to combusting coal or other fossil-derived 

solid fuel.

Bagasse % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting bagasse.

Wet Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting wet biomass.

Dry Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting dry biomass.

Heavy Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting heavy liquid.

Light Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting light liquid.

Process Gas % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting process gas.

Gas 1 % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting gas 1.

Test Burning Waste? Standardized This field notes if the emissions data corresponds to combusting a fuel classified as a solid waste.

Combustor Design Standardized This field notes the combustor design of the combustion unit.

Multiple Combustors? Standardized This field notes where the CombustorID is indicative of multiple combustion units.

Sample Half Reported This denotes specific information on front or back half measurements as reported in the ERT.

Original CombustorID_common Reported This is a QA field showing the original Unit ID.

Note Standardized This field provides space for additional information.

Change Code Standardized This field notes where changes were made to the data or if new data was added since the proposal.

Note For Changes Made Standardized This field provides an explanation for the Change Code field.

Total_Solids Reported This field indicates the total solids recirculated from wet scrubber liquid.

Total_Solids_Unit Reported This field shows the units of measure for the total solids recirculation.

Total_Solids_Method Reported This field shows the method used to measure the total solids recirculation.

Total_Solids_Location Reported This field shows the location where total solids recirculation was measured.

Total_Solids_Note Reported This field provides space for additional supportive information regarding total solids recirculation.

Dissolved_Solids Reported This field indicates the total dissolved solids recirculated from wet scrubber liquid.

Dissolved_Solids_Unit Reported This field shows the units of measure for the total dissolved solids recirculation.

Dissolved_Solids_Method Reported This field shows the method used to measure the total dissolved solids recirculation.

Dissolved_Solids_Location Reported This field shows the location where total dissolved solids recirculation was measured.

Dissolved_Solids_Note Reported This field provides space for additional supportive information regarding total dissolved solids recirculation.

Suspended_Solids Reported This field indicates the total suspended solids recirculated from wet scrubber liquid.

Suspended_Solids_Unit Reported This field shows the units of measure for the total suspended solids recirculation.

Suspended_Solids_Method Reported This field shows the method used to measure the total suspended solids recirculation.

Suspended_Solids_Location Reported This field shows the location where total suspended solids recirculation was measured.

Suspended_Solids_Note Reported This field provides space for additional supportive information regarding total suspended solids recirculation.

Recirc_Flowrate Reported This field indicates the recirculation flowrate of the wet scrubber liquid.

Recirc_Flowrate_Unit Reported This field shows the units of measure for the recirculation flowrate.

B-4 Page 2
Appendix B-4: Field Mapping for the Area Source Data: EmissionsTest Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Recirc_Flowrate_Method Reported This field shows the method used to measure the recirculation flowrate.

Recirc_Flowrate_Location Reported This field shows the location where recirculation flowrate was measured.

Recirc_Flowrate_Note Reported This field provides space for additional supportive information regarding recirculation flowrate.

Fwt Reported This field provides the formula weight of the pollutant, if reported by the facility.

B-4 Page 3
Appendix B-5: Field Mapping for the Data: FuelAnalysis Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

FacilityID Standardized This identifier relates each record to a unique facility using a two-letter state abbreviation and abbreviated facility name.

Fuel_Material Reported This field lists the fuel or material for which analysis is included.

Fuel_Material_Other Reported This field identifies if other fuel information was entered.

Common Fuel Standardized This field shows the standardized fuel name.

FM_analysiswithEmissionTest Reported This field indicates if the fuel or material analysis was completed in conjunction with an emission test. (True=Yes/False=No)

CombustorID_common Standardized

This contains a unique identifier assigned to each combustion unit and matches the ID in the EmissionsTest table . For units 

with an identifier representing multiple combustion units a note is provided in the IDNote field

SampleID Reported This identifier gives the sample number associated with the analysis.

TestDate_common Reported This field gives the date the analysis was performed.

FuelSampleDate Reported This field gives the date the fuel sample was taken.

Basis Reported This field indicates if fuel basis is As received or Dry

Parameter_Name Reported This field names the parameter of either Higher Heating Value (HHV) or Compound.

Parameter_Value Reported This field contains the value of either HHV or Compound as text.

Parameter_Units Reported This field gives the units of either HHV or Compound.

Parameter_UnitsOther Reported The field provides space to list units of HHV or Compound if "other" is indicated as units.

Parameter_TestMethod Reported This field lists the method used to analyze HHV or Compound.

CorrectedParameter_Units Standardized This field gives the standard units for HHV or Compound. (Btu/lb, Btu/gal or Btu/scf)

ParameterValueNumeric Standardized This field provides a numeric version of the reported parameter value.

ParameterValueisNonDetect Standardized This field identifies non-detect results.

StdParameterConc(mgperg) Standardized This field converts the reported pollutant concentrations to a standardized concentration (mg/g).

StdParameterNote Standardized This field provides space for additional information.

StandardizedHHV(mmBtuperlb) Standardized This field provides a standardized heating value for the specific test run (mmBtu/lb).

HHVNote Standardized This field provides space for additional information.

StdFuelBased EF (lbpermmBtu) Standardized This field standardizes the concentrations into a heat input-based emission factor (lb/mmBtu).

StdParameter for EF Standardized This field standardizes the parameter name.

StdFuelBased EF note Standardized This field provides space for additional information.

SourceTab Reported This field indicates the FuelAnalysisSpreadsheet tab in which the data originated

Data Source Standardized This field shows the data-gathering phase from which the data was received.

Is This a Waste? Standardized This field notes if the fuel analysis data corresponds to a fuel classified as a solid waste.

Change Code Standardized This field notes where changes were made to the data or if new data was added since the proposal.

Note For Changes Made Standardized This field provides an explanation for the Change Code field.

B-5 Page 1
Appendix B-6: Field Mapping for the Major Source Data: 30day Control Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

FacilityID Standardized This identifier relates each record to a unique facility using a two-letter state abbreviation and abbreviated facility name.

CombustorID_common Standardized This contains a unique identifier assigned to each combustion unit.

Date Reported This field identifies the Date (mm,dd,yy) for CEMS daily average emission data point for most recent 30-day period

ControlDevice Reported This identifier lists any add-on Pollution Control Device.

ControlDevice_OtherExp Reported This field identifies if other control device information was entered.

InletTemp Reported This field identifies the inlet templerature to the control device.

InletTemp_Unit Reported This field identifies the inlet temperature units of measure.

OutletTemp Reported This field identifies the outlet templerature from the control device.

OutletTemp_Unit Reported This field identifies the outlet temperature units of measure.

InjectionLocation Reported This field identifies the location of sorbent injection for treatment of exhaust gas.

InletVoltage Reported This field identifies the inlet voltage to an electrostatic precipitator.

OutletVoltage Reported This field identifies the outlet voltage from an electrostatic precipitator.

InletSecCurrent Reported This field identifies the inlet secondary current to an electrostatic precipitator.

OutletSecCurrent Reported This field identifies the outlet secondary current from an electrostatic precipitator.

ControlDevice_Note Reported This field provides space for additional information.

PressureDrop Reported This field identifies the pressure drop across a control device.

SorbentInjRate Reported This field identifies the rate at which sorbent is injected.

SorbentInjRate_Unit Reported This field identifies the units for the rate of sorbent injection.

SorbentInjRate_Unit_Other Reported This field identifies if other sorbent injection rate unit information was entered.

ScrubberLiquor_pH Reported This field identifies the pH of the wet scrubber liquor.

ScrubberLiquor_Rate Reported This field identifies the wet scrubber liquor flow rate.

AmmoniaSlip Reported This field identifies the ammonia slip for SCR and SNCR, in ppm.

ReagentType Reported This field identifies the reagent for SCR or SNCR, urea or ammonia.

OtherMonitorParameter_Type Reported This field identifies other control device parameters not identified in the templates.

OtherMonitorParameter_Value Reported This field identifies numeric values accompanying the other monitoring parameter types.

OtherMonitorParameter_Unit Reported This field identifies units of measure for the numeric values acocmpanying the other monitoring parameter types.

SourceTab Reported This field indicates the 30DayProcessInformationTemplate tab in which the data originated

B-6 Page 1
Appendix B-7: Field Mapping for the Major Source Data: 30day Fuel Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

FacilityID Standardized This identifier relates each record to a unique facility using a two-letter state abbreviation and abbreviated facility name.

CombustorID_common Standardized This contains a unique identifier assigned to each combustion unit.

Date Reported This field identifies the Date (mm,dd,yy) for CEMS daily average emission data point for most recent 30-day period

Fuel_Number Reported This field lists the number of the fuel entered into the 30DayProcessInformationTemplate.

Fuel Reported This field lists the fuel or material for which analysis is included.

Fuel_Other Reported This field identifies if other fuel information was entered.

Fuel_Rate Reported This field identifies the fuel input rate.

Fuel_Rate_Unit Reported This field identifies the unit of measure accompanying the fuel input rate.

Fuel_Rate_Unit_Other Reported This field identifies if other fuel input rate unit of measure information was entered.

SourceTab Reported This field indicates the 30DayProcessInformationTemplate tab in which the data originated

B-7 Page 1
Appendix B-8: Field Mapping for the Major Source Data: 30day Process Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

FacilityID Standardized This identifier relates each record to a unique facility using a two-letter state abbreviation and abbreviated facility name.

CombustorID_common Standardized This contains a unique identifier assigned to each combustion unit.

Date Reported This field identifies the Date (mm,dd,yy) for CEMS daily average emission data point for most recent 30-day period

THI Reported This value gives the total heat input.

Steam Reported This value gives the steam output.

Exhaust_Flow Reported This field gives the exhaust flow rate.

Exhaust_Flow_Unit Reported This field gives the original exhaust flowrate units.

Exhaust_Temp Reported This field gives the exhaust temperature.

Exhaust_Temp_Unit Reported This field provides the original unit for Exhaust Temperature

O2_% Reported This field gives the O2 concentration in the exhaust.

Moisture_% Reported This field gives the moisture concentration in the exhaust.

Note Reported This field provides space for additional information.

SourceTab Reported This field indicates the 30DayProcessInformationTemplate tab in which the data originated

B-8 Page 1
Appendix B-9: Field Mapping for the Major Source Data: CEMS Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Major Source? Standardized This field shows whether the facility is an area source or major source.

Classification Standardized This field shows the classification of the unit.

Data Source Standardized This field shows the data-gathering phase from which the data was received.

SourceTab Reported This field indicates the CEMSSpreadsheet tab in which the data originated

FacilityID Standardized This identifier relates each record to a unique facility using a two-letter state abbreviation and abbreviated facility name.

CombustorID Standardized

This contains a unique identifier assigned to each combustion unit. For units with an identifier representing multiple 

combustion units a note is provided in the IDNote field

Source Reported This field identifies the source of the data as CEMS or SmallGasCEMS.

Pollutant Reported This field identifies the pollutant being monitored as CO, NOx, SO2, Opacity, or PM.

Date Reported This field identifies the Date (mm,dd,yy) for CEMS daily average emission data point for most recent 30-day period

Emission_Numerical Reported This field contains the emission numerical value for CEMS daily average emission data point for most recent 30-day period

Emission_Unit Reported This field has the units for CEMS daily average emission data point for most recent 30-day period

Standardized Correction Standardized This field has the pertinent dilutant gas needed to correct the emissions. i.e. 3% Oxygen.

Standardized Emission_Numerical Standardized This field gives the submitted emission data in terms of standardized units.

Standardized Emission_Unit Standardized

This field gives the standardized units which correspond to the standardized numerical emission, either lb/MMBtu or ppb @ 

3% O2.

Conversion Eq Used Standardized This field identifies the equation used to convert the received emission data to standard units.

F-Factor Standardized Value Standardized This field gives submitted emission data in terms of the final desired standardized units.

F-Factor Standardized Unit Standardized

This field gives the standardized units which correspond to the standardized numerical emission, either lb/MMBtu or ppb @ 

3% O2.

F-Factor Equation Used Standardized This field identifies the F-Factor equation used to convert the received emission data to standard units.

Max Emission Reported

This field contains the maximum emission numerical value for CEMS daily average emission data point for most recent 30-

day period

MaxEmission_Unit Reported This field contains the maximum emission units for CEMS daily average emission data point for most recent 30-day period

Standardized Max Correction Standardized This field has the pertinent dilutant gas needed to correct the emissions. i.e. 3% Oxygen

Standardized 

MaxEmission_Numerical Standardized This field gives the submitted maximum emission data in terms of standardized units.

Standardized MaxEmission_Unit Standardized

This field gives the standardized units which correspond to the standardized max numerical emission, either lb/MMBtu or 

ppb @ 3% O2.

Max Conversion Equation Used Standardized This field identifies the equation used to convert the received max emission data to standard units.

F-Factor MaxEmission_Numerical Standardized This field gives submitted emission data in terms of the final desired standardized units.

B-9 Page 1
Appendix B-9: Field Mapping for the Major Source Data: CEMS Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

F-Factor MaxEmission_Unit Standardized

This field gives the standardized units which correspond to the standardized max numerical emission, either lb/MMBtu or 

ppb @ 3% O2.

F-Factor MaxEmission Eq Used Standardized This field identifies the F-Factor equation used to convert the received max emission data to standard units.

Cleaned Control Device Standardized This field identifies all control devices employed during the monitoring period.

Total Baseline Control Standardized This field identifies the total baseline level of control during the monitoring period.

Fuel Standardized This field identifies all fuels combusted during the monitoring period.

Fuel Source Standardized This field identifies the source of the fuel information.

Coal/Fossil Solid % Standardized

This field contains the percentage of the combustion unit's heat input that is due to combusting coal or other fossil-derived 

solid fuel.

Biomass/Non-Fossil Solid % Standardized

This field contains the percentage of the combustion unit's heat input that is due to combusting any form of biomass or other 

non-fossil-derived solid fuel.

Bagasse % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting bagasse.

Wet Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting wet biomass.

Dry Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting dry biomass.

Heavy Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting heavy liquid.

Light Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting light liquid.

Process Gas % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting process gas.

Gas 1 % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting gas 1.

90 % Fuel Category Standardized This field contains the fuel category assigned to the data point based on the fuel percentage fields, using a 90% threshold.

Test Burning Waste? Standardized This field notes if the emissions data corresponds to combusting a fuel classified as a solid waste.

Heat_Input Reported This field identifies the total heat input to the combustion unit for each monitoring period (mmBtu/hr)

Steam Reported This field identifies the total steam output from the combustion unit for each monitoring period (1000 lb/hr)

CombUnit_Op_Indicator Reported This field identifies if the combustion unit was in a period of startup, shutdown, malfunction, or normal operation.

CEMS_Op_Indicator Reported This field identifies if the monitor experienced a malfunction.

Combustor Design Standardized This field notes the combustor design of the combustion unit.

Note Standardized This field provides space for additional information.

Change Code Standardized This field notes where changes were made to the data or if new data was added since the proposal.

Note For Changes Made Standardized This field provides an explanation for the Change Code field.

B-9 Page 2
Appendix B-10: Field Mapping for the Major Source Data: CO and THC CEMS Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Major Source? Standardized This field shows whether the facility is an area source or major source.

Classification Standardized This field shows the classification of the unit.

Data Source Standardized This field shows the data-gathering phase from which the data was received.

SourceTab Reported This field indicates the COandHCMonitoringTemplate tab in which the data originated

FacilityID Standardized This identifier relates each record to a unique facility using a two-letter state abbreviation and abbreviated facility name.

CombustorID Standardized This contains a unique identifier assigned to each combustion unit.

Date Reported This field identifies the Date (mm,dd,yy,hh) for CEMS daily average emission data point for most recent 30-day period

Date_Year Standardized This field shows the year reported with the Date (for use in sorting chronologically).

Date_Month Standardized This field shows the month reported with the Date (for use in sorting chronologically).

Date_Day Standardized This field shows the day reported with the Date (for use in sorting chronologically).

Time_Hour Standardized This field shows the hour reported with the Date (for use in sorting chronologically).

Time_Minute Standardized This field shows the minute reported with the Date (for use in sorting chronologically).

THC Reported This field contains the monitored emission value for total hydrocarbons (ppm)

THC (ppm@3%O2) Standardized This field contains the standardized total hydrocarbon emissions (ppm @ 3% O2)

THC Equation Used Standardized This shows the equation ID used to standardized the reported emission data

CH4 Reported This field contains the monitored emission value for methane (ppm)

CH4 (ppm@3%O2) Standardized This field contains the standardized methane emissions (ppm @ 3% O2)

CH4 Equation Used Standardized This shows the equation ID used to standardized the reported emission data

Non_CH4_HC Reported This field contains the monitored emission value for non-methane hydrocarbons (ppm)

Non_CH4_HC (ppm@3%O2) Standardized This field contains the standardized non-methane hydrocarbon emissions (ppm @ 3% O2)

Non_CH4_HC Equation Used Standardized This shows the equation ID used to standardized the reported emission data

CO Reported This field contains the monitored emission value for carbon monoxide (ppm)

CO (ppm@3%O2) Standardized This field contains the standardized carbon monoxide emissions (ppm @ 3% O2)

CO Equation Used Standardized This shows the equation ID used to standardized the reported emission data

NOx Reported

This field contains the monitored emission value for nitrogen oxides (NOx); NOx was not a requested pollutant in the 

template, but some facilities submitted additional NOx data.

NOx (ppm@3%O2) Standardized This field contains the standardized nitrogen oxides emissions (ppm @ 3% O2)

NOx Equation Used Standardized This shows the equation ID used to standardized the reported emission data

O2_in_Stack Reported This field indicates the percent oxygen in the exhaust during the monitoring period.

O2_Numeric Standardized This field standardizes the reported oxygen percentage.

Heat_Input Reported This field indicates the heat input to the combustion unit during the monitoring period (mmBtu/hr)

Steam Reported This field indicates the steam output from the combustion unit during the monitoring period (1000 lb/hr)

Steam_Numeric Standardized This field indicates the steam output from the combustion unit during the monitoring period (1000 lb/hr)

CombUnit_Op_Indicator Reported This field identifies if the combustion unit was in a period of startup, shutdown, malfunction, or normal operation.

THC_Op_Indicator Reported This field identifies if the monitor experienced a malfunction.

B-10 Page 1
Appendix B-10: Field Mapping for the Major Source Data: CO and THC CEMS Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

CO_Op_Indicator Reported This field identifies if the monitor experienced a malfunction.

% CO2 Reported This field indicates the percent carbon dioxide in the exhaust during the monitoring period.

Control Standardized This field identifies all control devices employed during the monitoring period.

Total Baseline Control Standardized This field identifies the total baseline level of control during the monitoring period.

Fuel Standardized This field identifies all fuels combusted during the monitoring period.

Coal/Fossil Solid % Standardized

This field contains the percentage of the combustion unit's heat input that is due to combusting coal or other fossil-derived 

solid fuel.

Bagasse % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting bagasse.

Wet Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting wet biomass.

Dry Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting dry biomass.

Heavy Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting heavy liquid.

Light Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting light liquid.

Process Gas % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting process gas.

Gas 1 % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting gas 1.

90% Fuel Category Standardized This field contains the fuel category assigned to the data point based on the fuel percentage fields, using a 90% threshold.

Test Burning Waste? Standardized This field notes if the emissions data corresponds to combusting a fuel classified as a solid waste.

Combustor Design 

(Reconsideration) Standardized This field notes the combustor design of the combustion unit.

SSM? Standardized

This field identifies if the combustion unit was in a period of startup, shutdown, malfunction, or if the data should be 

disregarded for any reason.

Change Code Standardized This field notes where changes were made to the data or if new data was added since the proposal.

Note For Changes Made Standardized This field provides an explanation for the Change Code field.

B-10 Page 2
Appendix B-11: Field Mapping for the Major Source Data: EmissionsTest Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Major Source? Standardized This field shows whether the facility is an area source or major source.

Classification Standardized This field shows the classification of the unit.

Data Source Standardized This field shows the data-gathering phase from which the data was received.

SourceTab Reported This field indicates the EmissionTestSprdsheet tab in which the data originated

FacilityID Standardized This identifier relates each record to a unique facility using a two-letter state abbreviation and abbreviated facility name.

CombustorID_common Standardized

This contains a unique identifier assigned to each combustion unit. For units with an identifier representing multiple 

combustion units a note is provided in the IDNote field

TestID Reported This field contains an identifying sample number for tracking emission test results.

TestDate_common Reported This field contains the date of emission test

Pollutant_Name Reported This field shows the name of the pollutant being tested

Pollutant_Value Reported This field shows the pollutant value submitted originally, which is non-numeric.

Pollutant_Value Numeric Standardized This field is a numeric QA field created to allow calculations using the pollutant value.

Non-Detect? Standardized This field identifies non-detect results.

ND Detection Limit Standardized This field gives the detection limit for the pollutant represented in the record.

Pollutant_Units Reported This field shows the units for pollutant value. 

Pollutant_UnitsOther Reported This filed offers pollutant alternative unit information. Should correspond to an "Other" response n the Parameter_Units.

Pollutant_Average Reported This field gives the average pollutant value.

Standardized Detection Limit Standardized This field reports the non-detect detection limit in standardized units.

Standardized Detection Limit Units Standardized This field gives the units in which the standardized detection limit is reported.

Standardized Pollutant_Value Standardized This QA field contains a standardized pollutant value.

Standardized Pollutant_Units Standardized This field includes a QA field showing pollutant standardized unit.

Conversion Eq Used Standardized This field shows a QA field identifying the equation used to convert pollutant value to standard unit

F-Factor Standardized Value Standardized This field gives submitted emission data in terms of the final desired standardized units.

F-Factor Standardized Unit Standardized

This field gives the standardized units which correspond to the standardized numerical emission, either lb/MMBtu or ppb @ 

3% O2.

F-Factor Equation Used Standardized This field identifies theF-Factor equation used to convert the received emission data to standard units.

Pollutant_Method Reported This field identifies the Pollutant Test Method used.

Pollutant_Location Reported This field indicates if the sample taken before or after control device

Upstream/Downstream? Standardized This field standardizes the sampling location (upstream, downstream, or unknown).

Pollutant_Note Reported This field provides space for additional supportive information regarding the pollutant

Cleaned Control Device Standardized This field identifies all control devices employed during the emission test.

Total Baseline Control Standardized This field identifies the total baseline level of control during the emission test.

Control Source Standardized This field identifies the source of the control device information.

Fuel Standardized This field identifies all fuels combusted during the emission test.

Fuel Source Standardized This field identifies the source of the fuel information.

B-11 Page 1
Appendix B-11: Field Mapping for the Major Source Data: EmissionsTest Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Solid Fuel % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting solid fuel.

Coal/Fossil Solid % Standardized

This field contains the percentage of the combustion unit's heat input that is due to combusting coal or other fossil-derived 

solid fuel.

Biomass/Non-Fossil Solid % Standardized

This field contains the percentage of the combustion unit's heat input that is due to combusting any form of biomass or other 

non-fossil-derived solid fuel.

Bagasse % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting bagasse.

Wet Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting wet biomass.

Dry Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting dry biomass.

Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting liquid fuels.

Heavy Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting heavy liquid.

Light Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting light liquid.

#6 Residual Oil % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting #6 residual oil.

Process Gas % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting process gas.

Gas 1 % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting gas 1.

90% Fuel Category Standardized This field contains the fuel category assigned to the data point based on the fuel percentage fields, using a 90% threshold.

90% Solid Fuel Category Standardized

This field contains the solid fuel category (i.e., solid, liquid, process gas ,or gas 1) assigned to the data point based on the fuel 

percentage fields, using a 90% threshold.

Test Burning Waste? Standardized This field notes if the emissions data corresponds to combusting a fuel classified as a solid waste.

Combustor Design 

(Reconsideration) Standardized This field notes the combustor design of the combustion unit.

Multiple Combustors? Standardized This field notes where the CombustorID is indicative of multiple combustion units.

Sample Half Reported This denotes specific information on front or back half measurements as reported in the ERT.

CO Span Standardized This field shows the default span value for CO emissions.

CO Span Source Standardized This field shows the source of the default span value for CO emissions.

Needs Min CO Value? Standardized This field denotes whether or not the test run should default to the CO span in lieu of the emission value.

CO Value for Floor Standardized This field shows the final standardized emission value for all pollutants, after incorporating default span values for CO.

ln(Run Value) Standardized This field shows the natural log of the standardized emission value.

Ignore for Baseline? Standardized This field notes where emissions data was disregarded from development of baseline emission factors.

Ignore for Floor? Standardized This field notes where emissions data was disregarded from MACT floor rankings.

Original CombustorID_common Reported This is a QA field showing the original Unit ID.

Note Standardized This field provides space for additional information.

Change Code Standardized This field notes where changes were made to the data or if new data was added since the proposal.

B-11 Page 2
Appendix B-11: Field Mapping for the Major Source Data: EmissionsTest Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Note For Changes Made Standardized This field provides an explanation for the Change Code field.

Total_Solids Reported This field indicates the total solids recirculated from wet scrubber liquid.

Total_Solids_Unit Reported This field shows the units of measure for the total solids recirculation.

Total_Solids_Method Reported This field shows the method used to measure the total solids recirculation.

Total_Solids_Location Reported This field shows the location where total solids recirculation was measured.

Total_Solids_Note Reported This field provides space for additional supportive information regarding total solids recirculation.

Dissolved_Solids Reported This field indicates the total dissolved solids recirculated from wet scrubber liquid.

Dissolved_Solids_Unit Reported This field shows the units of measure for the total dissolved solids recirculation.

Dissolved_Solids_Method Reported This field shows the method used to measure the total dissolved solids recirculation.

Dissolved_Solids_Location Reported This field shows the location where total dissolved solids recirculation was measured.

Dissolved_Solids_Note Reported This field provides space for additional supportive information regarding total dissolved solids recirculation.

Suspended_Solids Reported This field indicates the total suspended solids recirculated from wet scrubber liquid.

Suspended_Solids_Unit Reported This field shows the units of measure for the total suspended solids recirculation.

Suspended_Solids_Method Reported This field shows the method used to measure the total suspended solids recirculation.

Suspended_Solids_Location Reported This field shows the location where total suspended solids recirculation was measured.

Suspended_Solids_Note Reported This field provides space for additional supportive information regarding total suspended solids recirculation.

Recirc_Flowrate Reported This field indicates the recirculation flowrate of the wet scrubber liquid.

Recirc_Flowrate_Unit Reported This field shows the units of measure for the recirculation flowrate.

Recirc_Flowrate_Method Reported This field shows the method used to measure the recirculation flowrate.

Recirc_Flowrate_Location Reported This field shows the location where recirculation flowrate was measured.

Recirc_Flowrate_Note Reported This field provides space for additional supportive information regarding recirculation flowrate.

B-11 Page 3
Appendix B-12: Field Mapping for the Major Source Data: Total PCDD/PCDF Emissions (TEQ & Total Mass) Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Data Source Standardized This field shows the data-gathering phase from which the data was received.

Source Tab Reported This field indicates the EmissionTestSprdsheet tab in which the data originated

FacilityID Standardized This identifier relates each record to a unique facility using a two-letter state abbreviation and abbreviated facility name.

CombustorID_common Standardized This contains a unique identifier assigned to each combustion unit.

TestID Reported This field contains an identifying sample number for tracking emission test results.

TestDate_common Reported This field contains the date of emission test

reported tm Reported This field contains the reported total mass dioxin/furan emission value for the test run, if applicable.

calculated tm Standardized This field contains the calculated total mass dioxin/furan emission value for the test run, if applicable.

Total Mass PCDD/PCDF Standardized This field contains the total mass dioxin/furan emission value for the test run.

Total Mass PCDD/PCDF Unit Standardized This field contains the units of measure for the total mass dioxin/furan emission value.

Total Mass PCDD/PCDF Source Standardized This field states whether the total mass dioxin/furan value is the reported or calculated value.

Has Total Mass ND Data? Standardized This field states if the total mass dioxin/furan value contains non-detect data.

TEQ PCDD/PCDF Standardized This field contains the TEQ dioxin/furan emission value for the test run.

TEQ PCDD/PCDF Unit Standardized This field contains the units of measure for TEQ mass dioxin/furan emission value.

Has TEQ ND Data? Standardized This field states if the TEQ dioxin/furan value contains non-detect data.

Number of Congeners for TEQ Standardized This field shows the number of congeners for which emissions were incorporated into the TEQ calculation for the test run.

Upstream/Downstream? Standardized This field standardizes the sampling location (upstream, downstream, or unknown).

Total Baseline Control Standardized This field identifies the total baseline level of control during the emission test.

Fuel Standardized This field identifies all fuels combusted during the emission test.

Coal/Fossil Soild % Standardized

This field contains the percentage of the combustion unit's heat input that is due to combusting coal or other fossil-derived 

solid fuel.

Biomass/Non-Fossil Solid % Standardized

This field contains the percentage of the combustion unit's heat input that is due to combusting any form of biomass or other 

non-fossil-derived solid fuel.

Bagasse % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting bagasse.

Wet Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting wet biomass.

Dry Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting dry biomass.

Heavy Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting heavy liquid.

Light Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting light liquid.

Process Gas % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting process gas.

Gas 1 % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting gas 1.

90 % Fuel Category Standardized This field contains the fuel category assigned to the data point based on the fuel percentage fields, using a 90% threshold.

Test Burning Waste? Standardized This field notes if the emissions data corresponds to combusting a fuel classified as a solid waste.

B-12 Page 1
Appendix B-12: Field Mapping for the Major Source Data: Total PCDD/PCDF Emissions (TEQ & Total Mass) Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Combustor Design 

(Reconsideration) Standardized This field notes the combustor design of the combustion unit.

LN TEQ Value Standardized This field shows the natural log of the standardized TEQ dioxin/furan emissions.

Run Contains EMPC? Standardized

This field denotes if the test run contained at least one congener for which emissions were flagged as EMPC by the 

laboratory.

Test Contains EMPC? Standardized

This field denotes if any run in the test contained at least one congener for which emissions were flagged as EMPC by the 

laboratory.

Note Standardized This field provides space for additional information.

Change Code Standardized This field notes where changes were made to the data or if new data was added since the proposal.

Note For Changes Made Standardized This field provides an explanation for the Change Code field.

B-12 Page 2
Appendix B-12: Field Mapping for the Major Source Data: TSM8 Database Table

Field Name

Does Field Represent 

Reported or 

Standardized Data?

Description

Major Source? Standardized This field shows whether the facility is an area source or major source.

Classification Standardized This field shows the classification of the unit.

Data Source Standardized This field shows the data-gathering phase from which the data was received.

SourceTab Reported This field indicates the EmissionTestSprdsheet tab in which the data originated

FacilityID Standardized This identifier relates each record to a unique facility using a two-letter state abbreviation and abbreviated facility name.

CombustorID_common Standardized

This contains a unique identifier assigned to each combustion unit. For units with an identifier representing multiple 

combustion units a note is provided in the IDNote field

TestID Standardized This field contains an identifying sample number for tracking emission test results.

TestDate_common Standardized This field contains the date of emission test

CountOfPollutant_Name Standardized This field counts the number of metals from which emissions comprise the TSM emissions.

SumOfF-Factor Standardized Value Standardized This field gives the standardized TSM8 value, in lb/MMBtu.

F-Factor Standardized Unit Standardized

This field gives the standardized units which correspond to the standardized numerical emission, either lb/MMBtu or ppb @ 

3% O2.

ln(TSM8 Run) Standardized This field provides the natural log of the TSM8 emission value.

Pollutant_Method Reported This field identifies the Pollutant Test Method used.

Upstream/Downstream? Standardized This field standardizes the sampling location (upstream, downstream, or unknown).

Cleaned Control Device Standardized This field identifies all control devices employed during the emission test.

Total Baseline Control Standardized This field identifies the total baseline level of control during the emission test.

Fuel Standardized This field identifies all fuels combusted during the emission test.

Coal/Fossil Solid % Standardized

This field contains the percentage of the combustion unit's heat input that is due to combusting coal or other fossil-derived 

solid fuel.

Biomass/Non-Fossil Solid % Standardized

This field contains the percentage of the combustion unit's heat input that is due to combusting any form of biomass or other 

non-fossil-derived solid fuel.

Bagasse % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting bagasse.

Wet Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting wet biomass.

Dry Biomass % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting dry biomass.

Heavy Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting heavy liquid.

Light Liquid % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting light liquid.

Process Gas % Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting process gas.

Gas 1% Standardized This field contains the percentage of the combustion unit's heat input that is due to combusting gas 1.

90% Fuel Category Standardized This field contains the fuel category assigned to the data point based on the fuel percentage fields, using a 90% threshold.

Combustor Design 

(Reconsideration) Standardized This field notes the combustor design of the combustion unit.

B-13 Page 1