Eme Homer City Generation 8K Material Impairments | SEC 29 Feb 12

Exhibit 99.1

2012 Monthly Cash: Case 1 * Energy Revenue Reflects PJM pricing as of January 12, 2012 ** Source: GE’s Projections of Homer City Cashflows Based on Diligence Received from EME Homer City Operational Monthly Cash Flow ($ in millions) 1/31/12 2/29/12 3/31/12 4/30/12 5/31/12 6/30/12 7/31/12 8/31/12 9/30/12 10/31/12 11/30/12 12/31/12 Beginning Cash $84.1 $90.6 $99.1 $100.9 $50.0 $50.0 $50.0 $55.9 $63.5 $67.4 $50.0 $57.1 Energy Revenues $30.0 $35.0 $29.0 $25.2 $24.0 $34.1 $39.6 $40.1 $32.1 $33.8 $32.3 $33.6 Capacity & Other Revenues $6.0 $8.6 $9.4 $9.4 $8.4 $8.8 $8.5 $8.5 $9.1 $9.7 $9.4 $9.3 Total Revenue $35.9 $43.7 $38.4 $34.5 $32.4 $42.9 $48.1 $48.6 $41.2 $43.6 $41.7 $42.9 Fuel Costs $16.3 $27.3 $23.8 $21.2 $20.1 $26.4 $28.2 $29.3 $26.0 $27.5 $26.2 $25.6 COGS ex Fuel Costs $8.7 $7.0 $10.5 $14.7 $19.3 $15.4 $8.8 $6.8 $6.1 $6.3 $6.2 $6.2 Total COGS $25.0 $34.2 $34.3 $35.9 $39.4 $41.8 $37.0 $36.1 $32.1 $33.9 $32.4 $31.7 Net Operating Margin $10.9 $9.4 $4.2 ($1.4) ($7.0) $1.1 $11.1 $12.5 $9.1 $9.7 $9.3 $11.1 Cash Interest Paid on Current Debt $0.0 $0.0 $0.0 ($28.3) $0.0 $0.0 $0.0 $0.0 $0.0 ($27.4) $0.0 $0.0 Principal on Current Debt $0.0 $0.0 $0.0 ($19.6) $0.0 $0.0 $0.0 $0.0 $0.0 ($19.6) $0.0 $0.0 Maintenance Capex and Non Operating Expense ($4.4) ($0.8) ($2.3) ($5.0) ($6.8) ($5.3) ($4.8) ($4.5) ($4.8) ($3.7) ($1.9) ($1.5) Net Increase (Decrease) in Cash $6.4 $8.6 $1.8 ($54.4) ($14.1) ($4.6) $5.9 $7.6 $3.9 ($41.3) $7.1 $9.4 Cash Shortfall to Meet Minimum Cash Balance $0.0 $0.0 $0.0 $3.5 $14.1 $4.6 $0.0 $0.0 $0.0 $23.9 $0.0 $0.0 Cumulative Cash Shortfall $0.0 $0.0 $0.0 $3.5 $17.6 $22.2 $22.2 $22.2 $22.2 $46.0 $46.0 $46.0 Ending Cash Balance $90.6 $99.1 $100.9 $50.0 $50.0 $50.0 $55.9 $63.5 $67.4 $50.0 $57.1 $66.5

2013 Monthly Cash: Case 1 * Energy Revenue Reflects PJM pricing as of January 12, 2012 ** Source: GE’s Projections of Homer City Cashflows Based on Diligence Received from EME Homer City Operational Monthly Cash Flow ($ in millions) 1/31/13 2/28/13 3/31/13 4/30/13 5/31/13 6/30/13 7/31/13 8/31/13 9/30/13 10/31/13 11/30/13 12/31/13 Beginning Cash $66.5 $84.5 $97.6 $102.3 $59.9 $65.8 $82.7 $105.6 $127.5 $143.7 $110.7 $115.1 Energy Revenues $39.1 $35.2 $33.8 $27.9 $27.2 $31.8 $40.8 $40.7 $31.4 $32.0 $23.4 $29.2 Capacity & Other Revenues $9.0 $8.5 $9.2 $9.1 $9.3 $13.8 $14.1 $14.1 $13.8 $14.4 $14.0 $14.2 Total Revenue $48.1 $43.7 $43.0 $37.0 $36.5 $45.6 $55.0 $54.8 $45.2 $46.4 $37.3 $43.4 Fuel Costs $22.6 $23.1 $24.7 $21.2 $20.5 $22.4 $25.2 $25.7 $22.3 $23.2 $17.3 $20.1 COGS ex Fuel Costs $6.3 $6.5 $7.8 $10.0 $10.1 $6.2 $6.6 $6.9 $6.2 $6.4 $10.8 $8.9 Total COGS $28.9 $29.6 $32.5 $31.1 $30.6 $28.6 $31.8 $32.6 $28.5 $29.7 $28.1 $29.0 Net Operating Margin $19.1 $14.1 $10.5 $5.8 $5.9 $17.0 $23.1 $22.3 $16.7 $16.7 $9.2 $14.5 Cash Interest Paid on Current Debt $0.0 $0.0 $0.0 ($26.6) $0.0 $0.0 $0.0 $0.0 $0.0 ($25.9) $0.0 $0.0 Principal on Current Debt $0.0 $0.0 $0.0 ($15.6) $0.0 $0.0 $0.0 $0.0 $0.0 ($15.6) $0.0 $0.0 Maintenance Capex and Non Operating Expense ($0.6) ($0.5) ($5.5) ($5.8) ($0.0) ($0.1) ($0.1) ($0.2) ($0.2) ($8.0) ($4.7) ($1.4) Net Increase (Decrease) in Cash $18.0 $13.1 $4.6 ($42.3) $5.9 $16.9 $22.9 $21.9 $16.3 ($33.1) $4.4 $12.9 Cash Shortfall to Meet Minimum Cash Balance $0.0 $0.0 $0.0 $0.0 $0.0 $0.0 $0.0 $0.0 $0.0 $0.0 $0.0 $0.0 Cumulative Cash Shortfall $46.0 $46.0 $46.0 $46.0 $46.0 $46.0 $46.0 $46.0 $46.0 $46.0 $46.0 $46.0 Ending Cash Balance $84.5 $97.6 $102.3 $59.9 $65.8 $82.7 $105.6 $127.5 $143.7 $110.7 $115.1 $128.0

2012 Monthly Cash: Case 2 * Energy Revenue Reflects PJM pricing as of January 12, 2012 cut by 15% ** Source: GE’s Projections of Homer City Cashflows Based on Diligence Received from EME Homer City Operational Monthly Cash Flow ($ in millions) 1/31/12 2/29/12 3/31/12 4/30/12 5/31/12 6/30/12 7/31/12 8/31/12 9/30/12 10/31/12 11/30/12 12/31/12 Beginning Cash $84.1 $90.6 $94.0 $91.5 $50.0 $50.0 $50.0 $50.0 $51.6 $50.7 $50.0 $52.2 Energy Revenues $30.0 $29.9 $24.7 $21.5 $20.5 $29.0 $33.6 $34.1 $27.3 $28.8 $27.4 $28.6 Capacity & Other Revenues $6.0 $8.6 $9.4 $9.4 $8.4 $8.8 $8.5 $8.5 $9.1 $9.7 $9.4 $9.3 Total Revenue $35.9 $38.5 $34.2 $30.8 $28.9 $37.8 $42.2 $42.6 $36.4 $38.5 $36.9 $37.8 Fuel Costs $16.3 $27.3 $23.8 $21.2 $20.1 $26.4 $28.2 $29.3 $26.0 $27.5 $26.2 $25.6 COGS ex Fuel Costs $8.7 $7.0 $10.5 $14.7 $19.3 $15.4 $8.8 $6.8 $6.1 $6.3 $6.2 $6.2 Total COGS $25.0 $34.2 $34.3 $35.9 $39.4 $41.8 $37.0 $36.1 $32.1 $33.9 $32.4 $31.7 Net Operating Margin $10.9 $4.3 ($0.1) ($5.1) ($10.5) ($4.0) $5.1 $6.5 $4.3 $4.6 $4.4 $6.1 Cash Interest Paid on Current Debt $0.0 $0.0 $0.0 ($28.3) $0.0 $0.0 $0.0 $0.0 $0.0 ($27.4) $0.0 $0.0 Principal on Current Debt $0.0 $0.0 $0.0 ($19.6) $0.0 $0.0 $0.0 $0.0 $0.0 ($19.6) $0.0 $0.0 Maintenance Capex and Non Operating Expense ($4.4) ($0.8) ($2.3) ($5.0) ($6.8) ($5.3) ($4.8) ($4.5) ($4.8) ($3.7) ($1.9) ($1.5) Net Increase (Decrease) in Cash $6.4 $3.4 ($2.5) ($58.1) ($17.7) ($9.7) ($0.1) $1.6 ($0.9) ($46.4) $2.2 $4.4 Cash Shortfall to Meet Minimum Cash Balance $0.0 $0.0 $0.0 $16.6 $17.7 $9.7 $0.1 $0.0 $0.0 $45.7 $0.0 $0.0 Cumulative Cash Shortfall $0.0 $0.0 $0.0 $16.6 $34.3 $44.0 $44.0 $44.0 $44.0 $89.7 $89.7 $89.7 Ending Cash Balance $90.6 $94.0 $91.5 $50.0 $50.0 $50.0 $50.0 $51.6 $50.7 $50.0 $52.2 $56.6

2013 Monthly Cash: Case 2 * Energy Revenue Reflects PJM pricing as of January 12, 2012 cut by 15% ** Source: GE’s Projections of Homer City Cashflows Based on Diligence Received from EME Homer City Operational Monthly Cash Flow ($ in millions) 1/31/13 2/28/13 3/31/13 4/30/13 5/31/13 6/30/13 7/31/13 8/31/13 9/30/13 10/31/13 11/30/13 12/31/13 Beginning Cash $56.6 $68.7 $76.6 $76.1 $50.0 $51.8 $63.9 $80.6 $96.4 $108.0 $70.1 $71.0 Energy Revenues $33.2 $29.9 $28.7 $23.7 $23.2 $27.0 $34.7 $34.6 $26.7 $27.2 $19.8 $24.8 Capacity & Other Revenues $9.0 $8.5 $9.2 $9.1 $9.3 $13.8 $14.1 $14.1 $13.8 $14.4 $14.0 $14.2 Total Revenue $42.2 $38.4 $37.9 $32.8 $32.4 $40.8 $48.8 $48.7 $40.5 $41.5 $33.8 $39.0 Fuel Costs $22.6 $23.1 $24.7 $21.2 $20.5 $22.4 $25.2 $25.7 $22.3 $23.2 $17.3 $20.1 COGS ex Fuel Costs $6.3 $6.5 $7.8 $10.0 $10.1 $6.2 $6.6 $6.9 $6.2 $6.4 $10.8 $8.9 Total COGS $28.9 $29.6 $32.5 $31.1 $30.6 $28.6 $31.8 $32.6 $28.5 $29.7 $28.1 $29.0 Net Operating Margin $13.2 $8.8 $5.4 $1.6 $1.8 $12.2 $17.0 $16.1 $12.0 $11.9 $5.7 $10.1 Cash Interest Paid on Current Debt $0.0 $0.0 $0.0 ($26.6) $0.0 $0.0 $0.0 $0.0 $0.0 ($25.9) $0.0 $0.0 Principal on Current Debt $0.0 $0.0 $0.0 ($15.6) $0.0 $0.0 $0.0 $0.0 $0.0 ($15.6) $0.0 $0.0 Maintenance Capex and Non Operating Expense ($0.6) ($0.5) ($5.5) ($5.8) ($0.0) ($0.1) ($0.1) ($0.2) ($0.2) ($8.0) ($4.7) ($1.4) Net Increase (Decrease) in Cash $12.1 $7.8 ($0.4) ($46.5) $1.8 $12.1 $16.7 $15.8 $11.6 ($37.9) $0.9 $8.5 Cash Shortfall to Meet Minimum Cash Balance $0.0 $0.0 $0.0 $20.4 $0.0 $0.0 $0.0 $0.0 $0.0 $0.0 $0.0 $0.0 Cumulative Cash Shortfall $89.7 $89.7 $89.7 $110.1 $110.1 $110.1 $110.1 $110.1 $110.1 $110.1 $110.1 $110.1 Ending Cash Balance $68.7 $76.6 $76.1 $50.0 $51.8 $63.9 $80.6 $96.4 $108.0 $70.1 $71.0 $79.5

Eme Homer City Generation Inactive 8-KMaterial Impairments