ERGEG Gas Regional Initiative North-West

IP Medelsheim / Obergailbach

TSOs’ joint diagnostic

9 October 2007

2

Agenda

1. Physical capacity between market zones

2. Flows at the interconnection point

3. Forward firm capacity products

4. Forward interruptible (temperature dependent) capacity products

5. Forward interruptible (UIOLI / Overbooking) capacity products

6. Summary forward capacity

7. Backhaul (reverse) capacity products

8. Summary backhaul capacity

3

1. Physical capacity between market zones

Est

H

Waidhaus

Oberkappel

Wallbach

Oltingue Burghausen

435 GWh/d+ 64 (I)

ObergailbachMedelsheim

430 GWh/d+ 30 (I)

Gas Year 2007/08 situation

Gas Year 2009/10 situation

Nord

H

Waidhaus

Oberkappel

Wallbach

Oltingue Burghausen

543 GWh/d+ 64 (I)620 GWh/d

+ 30 (I)

DornumEmden

Dunkerque

Montoir LNG

Gross Calorific Value = 11,1 kWh/m3

Hourly capacities on the german side have been converted to daily

ObergailbachMedelsheim

DornumEmden

26 GWh/d + infinite (I)

118 GWh/d+ infinite (I)

4

-60,00

40,00

140,00

240,00

340,00

440,00

01

/01

/05

01

/02

/05

01

/03

/05

01

/04

/05

01

/05

/05

01

/06

/05

01

/07

/05

01

/08

/05

01

/09

/05

01

/10

/05

01

/11

/05

01

/12

/05

01

/01

/06

01

/02

/06

01

/03

/06

01

/04

/06

01

/05

/06

01

/06

/06

01

/07

/06

01

/08

/06

01

/09

/06

01

/10

/06

01

/11

/06

01

/12

/06

01

/01

/07

01

/02

/07

01

/03

/07

01

/04

/07

01

/05

/07

01

/06

/07

01

/07

/07

-60

40

140

240

340

440

GRTgaz <-> GDF-DT

GRTgaz <-> EGT

Net flow aspublished D+1 onwww.grtgaz.com

2. Flows at the interconnection pointG

erm

an

y -

>F

ran

ce

flo

ws

Fra

->

Ge

r fl

ow

s

Annual use rate (GRTgaz data):

Gas Year 2005/6 = 64%

Gas Year 2006/7 = 49% (to date)

5

3. Forward firm capacity products

GDF DT EGT GRTgaz

Durations offered Multi-yearly, yearly, half-yearly, 3-monthly, monthly, weekly, daily

Multi-yearly, yearly, half-yearly, 3-monthly, monthly, weekly, daily

Multi-yearly, yearly, monthly, daily

Allocation mode First Committed First Served

First Committed First Served

Long term (80%): FCFSShort term (20%): Open Subscription Period, then FCFS if capacity unsold

Quantity (GWh/d) 435 -> Sept 2008543 from Oct 2008

07/08: 25.5708/09: 70.3709/10: 117.65

430 -> Nov 2008550 -> Nov 2009620 from Dec 2009

Availability (GWh/d)

Sold out Sold out 86 (20% of total) kept for short term bookings+ up to 50 (16% of total) redistributed from majors capacity holders to new entrants

6

4. Forward Interruptible (temperature dependent) capacity

GDF DT EGT GRTgaz

Durations offered

Multi-yearly, yearly, half-yearly, 3-monthly, monthly, weekly, daily

Interruptible product described in next slide

Multi-yearly, yearly

Allocation mode

First Committed First Served

Long term (80%): FCFSShort term (20%): Open Subscription Period (OSP), then FCFS if capacity unsold

Quantity (GWh/d)

27 30 (except between December 2008 and November 2009: zero)

Availability (GWh/d)

Sold out Sold out for 2007/08After November 2009: - Long term: sold out (open season) - Short term: not open for sale yet (will be sold through an OSP)

7

5. Forward Interruptible (UIOLI/Overbooking) capacity

GDF DT EGT GRTgaz

Durations offered

Multi-yearly, yearly, half-yearly, 3-monthly, monthly, weekly, daily

Multi-yearly, yearly, half-yearly, 3-monthly, monthly, weekly, daily

Daily (no yearly booking, only day-ahead)

Allocation mode

First Committed First Served

First Committed First Served

Click & Book (+ pro-rata if necessary)

Quantity (GWh/d)

21 -> Sept 200737 from Oct 2007

no limit Up to physical capacity (430)

Availability (GWh/d)

13 GWh/d no limit Historical serving rate: 74% of requested capacity since Dec 2005

Note: if capacity has to be interrupted: - GRTgaz: prorata - GDF-DT and EGT: last committed, first interrupted

8

6. Summary forward capacity (1/3)

GRTgaz (entry)

08/2007 09/2007 10/2007 11/2007 12/2007 01/2008 02/2008 03/2008 04/2008 05/2008 06/2008 07/2008 08/2008 09/2008Total Firm 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000Available Firm 0 0 0 0 0 0 0 10 928 10 928 10 928 10 928 10 928 10 928 11 843Total Interruptible (temperature dependant) 0 0 30 000 30 000 30 000 30 000 30 000 30 000 30 000 30 000 30 000 30 000 30 000 30 000Available Interruptible 0 0 0 0 0 0 0 0 0 0 0 0 0 0Total Interruptible (UIOLI) 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000Available Interruptible (UIOLI) 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000 430 000

GDF-DT (exit)

08/2007 09/2007 10/2007 11/2007 12/2007 01/2008 02/2008 03/2008 04/2008 05/2008 06/2008 07/2008 08/2008 09/2008Total Firm 435 083 435 083 435 083 435 083 435 083 435 083 435 083 435 083 435 083 435 083 435 083 435 083 435 083 435 083Available Firm 0 0 0 0 0 0 0 0 0 0 0 0 0 0Total Interruptible (temperature dependant) 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569Available Interruptible 0 0 0 0 0 0 0 0 0 0 0 0 0 0Total Interruptible (UIOLI) 21 312 21 312 37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296Available Interruptible (UIOLI) 19 130 19 130 12 822 12 822 12 822 12 822 12 822 12 822 12 822 12 822 12 822 12 822 12 822 12 822

EGT (exit)

08/2007 09/2007 10/2007 11/2007 12/2007 01/2008 02/2008 03/2008 04/2008 05/2008 06/2008 07/2008 08/2008 09/2008Total Firm 25 193 25 193 25 575 25 575 25 575 25 575 25 575 25 575 25 575 25 575 25 575 25 575 25 575 25 575Available Firm 0 0 0 0 0 0 0 0 0 0 0 0 0 0Total Interruptible (temperature dependant) n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a.Available Interruptible 0 0 0 0 0 0 0 0 0 0 0 0 0 0Total Interruptible (UIOLI/overbooking) infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infiniteAvailable Interruptible (UIOLI/overbooking) infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite

(information from EGT - available on private Extranet ENTRIX)

(information from GDF-DT - published on the Internet website)

(information from GRTgaz - published on the Internet website)

9

6. Summary forward capacity (2/3)

Comparison of available capacity by type (MWh/d)

10/2008 11/2008 12/2008 01/2009 02/2009 03/2009 04/2009 05/2009 06/2009 07/2009 08/2009 09/2009 10/2009 11/2009 12/2009 01/2010

70 371 70 371 70 371 70 371 70 371 70 371 70 371 70 371 70 371 70 371 70 371 70 371 117 653 117 652 117 652 117 6520 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a. n.a.

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite

infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite infinite

(information from EGT - available on private Extranet ENTRIX)

10/2008 11/2008 12/2008 01/2009 02/2009 03/2009 04/2009 05/2009 06/2009 07/2009 08/2009 09/2009 10/2009 11/2009 12/2009 01/2010

430 000 430 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 620 000 620 000

66 048 78 046 77 772 81 140 81 140 81 140 81 140 81 140 81 140 81 140 81 140 81 140 99 093 99 093 152 373 152 373

30 000 30 000 0 0 0 0 0 0 0 0 0 0 0 0 30 000 30 000

0 0 0 0 0 0 0 0 0 0 0 0 0 0 6 000 6 000

430 000 430 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 620 000 620 000

430 000 430 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 550 000 620 000 620 000

10/2008 11/2008 12/2008 01/2009 02/2009 03/2009 04/2009 05/2009 06/2009 07/2009 08/2009 09/2009 10/2009 11/2009 12/2009 01/2010

542 709 542 709 542 709 542 709 542 709 542 709 542 709 542 709 542 709 542 709 542 709 542 709 542 709 542 709 542 709 542 709

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569 26 569

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296 37 296

20 023 20 023 25 231 25 231 25 231 25 231 25 231 25 231 25 231 25 231 25 231 25 231 33 223 33 223 33 223 33 223

(information from GRTgaz - published on the Internet website)

(information from GDF-DT - published on the Internet website)

10

6. Summary forward capacity (3/3)

Note: on GRTgaz’ network, additional firm entry capacity could be made available to the market (if needed) through the so-called « releasable capacity » mechanism

Firm available capacity not yet sold

0

20

40

60

80

100

120

140

160

180

ao

ût-

07

sep

t-0

7

oct-

07

no

v-0

7

dé

c-0

7

jan

v-0

8

févr

-08

ma

rs-0

8

avr-

08

ma

i-0

8

juin

-08

juil-

08

ao

ût-

08

sep

t-0

8

oct-

08

no

v-0

8

dé

c-0

8

jan

v-0

9

févr

-09

ma

rs-0

9

avr-

09

ma

i-0

9

juin

-09

juil-

09

ao

ût-

09

sep

t-0

9

oct-

09

no

v-0

9

dé

c-0

9

jan

v-1

0

févr

-10

ma

rs-1

0

avr-

10

ma

i-1

0

juin

-10

juil-

10

ao

ût-

10

sep

t-1

0

GW

h/d

GRTgaz Firm available capacity

GDF-DT Firm available capacity

EGT Firm available capacity

11

7. Backhaul (reverse) capacity products

GDF DT EGT GRTgaz

Durations offered Multi-yearly, yearly, half-yearly, 3-monthly, monthly, weekly, daily

Multi-yearly, yearly, half-yearly, 3-monthly, monthly, weekly, daily

Multi-yearly, yearly, monthly, daily

Allocation mode First Committed First Served

First Committed First Served

Open Subscription Period, then FCFS if capacity unsold

Quantity (GWh/d) 47 No firm available but no limit for interruptible

80

Availability (GWh/d)

31 from Oct 200733 from Feb 2008

No firm available but no limit for interruptible

68 to 75 by end 200880 from Dec 2008

12

8. Summary backhaul capacity (1/3)

Capacity in MWh/d

GRTgaz (exit)

08/2007 09/2007 10/2007 11/2007 12/2007 01/2008 02/2008 03/2008 04/2008 05/2008 06/2008 07/2008 08/2008 09/2008Total Backhaul 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000Available Backhaul 80 000 80 000 75 550 75 550 75 550 68 331 68 331 68 331 68 331 68 331 68 331 68 331 68 331 68 331

GDF-DT (entry)

08/2007 09/2007 10/2007 11/2007 12/2007 01/2008 02/2008 03/2008 04/2008 05/2008 06/2008 07/2008 08/2008 09/2008Total Backhaul 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620Available Backhaul 25 331 25 331 30 635 30 635 30 635 32 075 33 300 33 300 33 300 33 300 33 300 33 300 33 300 33 300

(information from EGT - not published)

(information from GRTgaz - published on the Internet website)

(information from GDF-DT - published on the Internet website)

EGT (entry)

08/2007 09/2007 10/2007 11/2007 12/2007 01/2008 02/2008 03/2008 04/2008 05/2008 06/2008 07/2008 08/2008 09/2008Total Backhaul Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite InfiniteAvailable Backhaul Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite

Note: if capacity has to be interrupted: - GRTgaz: prorata - GDF-DT and EGT: last committed, first interrupted

13

8. Summary backhaul capacity (2/3)

Capacity in MWh/d

10/2008 11/2008 12/2008 01/2009 02/2009 03/2009 04/2009 05/2009 06/2009 07/2009 08/2009 09/2009 10/2009 11/2009 12/2009 01/2010

80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 00072 781 72 781 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000 80 000

10/2008 11/2008 12/2008 01/2009 02/2009 03/2009 04/2009 05/2009 06/2009 07/2009 08/2009 09/2009 10/2009 11/2009 12/2009 01/2010

46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 620 46 62033 300 33 300 33 300 33 300 33 300 33 300 33 300 33 300 33 300 33 300 33 300 33 300 33 300 33 300 33 300 33 300

(information from GRTgaz - published on the Internet website)

(information from GDF-DT - published on the Internet website)

(information from EGT - not published)

10/2008 11/2008 12/2008 01/2009 02/2009 03/2009 04/2009 05/2009 06/2009 07/2009 08/2009 09/2009 10/2009 11/2009 12/2009 01/2010

Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite InfiniteInfinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite Infinite

14

8. Summary backhaul capacity (3/3)Backhaul capacity not yet sold

0

10

20

30

40

50

60

70

80

90

oct-0

7

avr-0

8

juin-

08

oct-0

8

avr-0

9

juin-

09

oct-0

9

avr-1

0

juin-

10

GW

h/d

GRTgaz available backhaul

GDF-DT available backhaul

For EGT: infinite available backhaul