TETLP GQ 090212 (1)

TETLP

Gas Quality Meeting

February 12, 2009

Baltimore, MD

Gas Quality Meeting

February 12, 2009

Baltimore, MD

Texas Eastern Transmission, LPTexas Eastern Transmission, LP

TETLP GQ 090212 (2)

TETLPGas Quality Meeting – February 12, 2009Gas Quality Meeting – February 12, 2009

Meeting Agenda

• Gas Blending Studies – Ken Skweres

• Informational Postings – Mark MacPherson

• Gas Quality Tariff Considerations – Gregg McBride

• Discussion and Next Steps

TETLP GQ 090212 (3)

TETLP

Gas Quality Blending Studies

Ken Skweres

Principal Engineer

Gas Quality Blending Studies

Ken Skweres

Principal Engineer

Texas Eastern Transmission, LPTexas Eastern Transmission, LP

TETLP GQ 090212 (4)

TETLPTETLP Gas Quality Blending StudiesTETLP Gas Quality Blending Studies

TETLP GQ 090212 (5)

TETLPTETLP Gas Quality Blending StudiesTETLP Gas Quality Blending Studies

TETLP GQ 090212 (6)

TETLPTETLP Gas Quality Blending StudiesTETLP Gas Quality Blending Studies

TETLP GQ 090212 (7)

TETLPTETLP Gas Quality Blending StudiesTETLP Gas Quality Blending Studies

TETLP GQ 090212 (8)

TETLPTexas Eastern Transmission, LPTexas Eastern Transmission, LP

TETLP GQ 090212 (9)

TETLPSkippack Historical Data – Inerts: CO2 + N2 (Mole%)Skippack Historical Data – Inerts: CO2 + N2 (Mole%)

TETLP GQ 090212 (10)

TETLPSkippack Historical Data – Carbon Dioxide (Mole%)Skippack Historical Data – Carbon Dioxide (Mole%)

TETLP GQ 090212 (11)

TETLPSkippack Historical Data – Nitrogen (Mole%)Skippack Historical Data – Nitrogen (Mole%)

TETLP GQ 090212 (12)

TETLPSkippack Historical Data – Heating Value (HHV) (BTU/SCF)Skippack Historical Data – Heating Value (HHV) (BTU/SCF)

TETLP GQ 090212 (13)

TETLPSkippack Historical Data – Wobbe Number (HHV/SpGr0.5)Skippack Historical Data – Wobbe Number (HHV/SpGr0.5)

TETLP GQ 090212 (14)

TETLP

Informational Postings

Mark MacPherson

Director – Measurement Integrity

Informational Postings

Mark MacPherson

Director – Measurement Integrity

Texas Eastern Transmission, LPTexas Eastern Transmission, LP

TETLP GQ 090212 (15)

TETLPTexas Eastern Transmission, LPTexas Eastern Transmission, LP

TETLP GQ 090212 (16)

TETLP

Gas Quality Tariff Considerations

Gregg McBride

VP Rates Certificates

Gas Quality Tariff Considerations

Gregg McBride

VP Rates Certificates

Texas Eastern Transmission, LPTexas Eastern Transmission, LP

TETLP GQ 090212 (17)

TETLPTETLP - Gas Quality Tariff ComparisonTETLP - Gas Quality Tariff Comparison

-/120

7

20

0.25 Gr

C6+/0.07%

No Free Liq

on 1 Phase

Lines

3.0%

2.0%

4.0%

0.01%

Commrcly

Free

1300/1400

-/1.5%

1110

980

Transco

Jan’ 07 Mtg

20/120

6

5

0.25 Gr

20 Deg F

Commrcly

Free

-/-

2.0%

3.0%

10 PPM

Commrcly

Free

-/-

-/-

1150

950

Rockies

Express

May

Restrict

7

2

0.25 Gr

25 Deg F

Commrcly

Free

-/-

1.25%-

4.0%

0.02%

Commrcly

Free

1295/1400

-/-

1110

967

Columbia

RP06-365

-/-

7

20

0.25 Gr

Free at

Flowing

Conditions

Free at

Flowing

Conditions

4.0%

3.0%

5.0%

0.20%

Commrcly

Free

-/-

-/-

1100

967

Dominion

-/120

7

20

0.25 Gr

15 Deg F

Free at

Flowing

Conditions

-/-

3.0%

4.0%

0.20%

Commrcly

Free

-/-

-/-

1100

967

TENN

-/-12%/1.5%C2+/C4+

-/-1314/1400Wobbe Number – Min/Max

-/-

7

20

0.25 Gr

-/-

Commrcly

Free

4.0%

1.0%

0.20%

Commrcly

Free

1100

967

Cove Pt

-/-

7

10

0.50 Gr

-/-

Free at

Flowing

Conditions

2.75% A/

2.0%

4.0%

0.20%

Commrcly

Free

1110

967

AGT

RP07-504

Temperature Deg F- Min/Max

Water - Lbs/MMCF

Total Sulphur – Max Gr/100CF

H2S- Hydrogen Sulphide Max

Gr/100 CF

Liquefiable Hydrocarbons

Liquids

Nitrogen – Vol% Max

Carbon Dioxide – Vol% Max

Inerts - Total Maximum

Oxygen Vol%

Objectionable Matter: H20,

Solids, Gums, Dust, Odors…

Heat Value Btu/SCF – Max

Heat Value Btu/SCF – Min

Gas Specification

A/ 2.75% Max for O2+N2 combined

TETLP GQ 090212 (18)

TETLPGas Quality Tariff Considerations – February 12, 2009Gas Quality Tariff Considerations – February 12, 2009

1314 - 14001295 - 1400Not statedWobbe NumberWobbe Number

12% / 1.5%C2+/C4+ Max (%):C2+/C4+ Max (%):

No Change

No Change

No Change

No Change

No Change

No Change

4.0%

2.0%

2.5%

No Change

No Change

0.032 GPM of C6+

15 Deg F CHDP Safe Harbor

1110 BTU/SCF

No Change

January, 2007

No Change

No Change

No Change

No Change

5 GR/100CF

No Change

4.0%

2.0%

2.75% (N2 + O2)

0.10%

No Change

0.032 GPM of C6+ Safe Harbor

Correlated 15 Deg F CHDP

1110 BTU/SCF

No Change

February, 2009

0.20 GPM (C5+)Liquefiable HydrocarbonsLiquefiable Hydrocarbons

Current TETLP Tariff

4.0%

3.0%

Balance

Inerts Inerts –– Total Max (%):Total Max (%):

CO2 Max (%):CO2 Max (%):

Nitrogen (%):Nitrogen (%):

0.20%Oxygen (%)Oxygen (%)

Commercially FreeObjectionable MatterObjectionable Matter

Not statedHeating Value Max (BTU/SCF):Heating Value Max (BTU/SCF):

Max 120 Deg FTemp (Deg F)Temp (Deg F)

10 GR/100CFTotal Sulphur Max (GR/100CF):Total Sulphur Max (GR/100CF):

0.50 GR/100CFH2S Max (GR/100CF):H2S Max (GR/100CF):

967 BTU/SCFHeating Value Min (BTU/SCF):Heating Value Min (BTU/SCF):

Free at Flowing ConditionsLiquidsLiquids

FreeMicrobiological AgentMicrobiological Agent

7 lbs/1MMcfWaterWater

TETLP GQ 090212 (19)

TETLP

Questions & Answers

Next Steps

Questions & Answers

Next Steps

Texas Eastern Transmission, LPTexas Eastern Transmission, LP