Natural Gas Surcharge

Natural Gas Surcharge

Natural Gas Monthly Settlement

Month

2003

2004

2005

2006

2007

2008

2009

2010

2011

2012

January

4.988

6.150

6.213

11.431

5.838

7.172

6.136

5.814

4.216

3.084

February

5.660

5.775

6.288

8.40

6.917

7.996

4.476

5.274

4.316

March

9.133

5.150

6.304

7.112

7.547

8.930

4.050

4.816

3.793

April

5.144

5.365

7.323

7.233

7.558

9.578

3.631

3.842

4.240

May

5.123

5.935

6.748

7.198

7.508

11.280

3.321

4.271

4.377

June

5.945

6.680

6.123

5.925

7.591

11.916

3.538

4.155

4.326

July

5.291

6.141

6.976

5.887

6.929

13.105

3.939

4.717

4.357

August

4.693

6.048

7.647

7.042

6.110

9.217

3.379

4.774

4.370

September

4.927

5.082

10.847

6.816

5.430

8.394

2.843

3.651

3.857

October

4.420

5.723

13.907

4.201

6.423

7.472

3.730

3.837

3.857

November

4.453

7.626

13.832

7.153

7.269

6.469

4.289

3.292

3.524

December

4.860

7.976

11.180

8.318

7.203

6.888

4.486

4.267

3.364

Average

5.387

6.138

8.616

7.226

6.860

9.035

3.984

4.393

4.050

3.084

Range $/Decatherm

Surcharge ($lb)

$6.000 - $6.500

$0.0079/lb

$6.501 - $7.000

$0.0095/lb

$7.001 - $7.500

$0.0118/lb

$7.501 - $8.000

$0.0134/lb

$8.001 - $8.500

$0.0150/lb

$8.501 - $9.000

$0.0166/lb

$9.001 - $9.500

$0.0189/lb

$9.501 - $10.000

$0.0205/lb

$10.001 - $10.500

$0.0221/lb

$10.501 - $11.000

$0.0237/lb

$11.001 - $11.500

$0.0260/lb

$11.501 - $12.000

$0.0276/lb

$12.001 - $12.500

$0.0292/lb

$12.501 - $13.000

$0.0315/lb

$13.001 - $13.500

$0.0331/lb

$13.501 - $14.000

$0.0347/lb

$14.001 - $14.500

$0.0371/lb

$14.501 - $15.000

$0.0386/lb

$15.001 - $15.500

$0.0402/lb

$15.501 - $16.000

$0.0426/lb

$16.001 - $16.500

$0.0442/lb

$16.501 - $17.000

$0.0457/lb