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Leading service provider for Transmission System Operators (TSOs) in the European electricity market.

Through our single trading platform we auction cross-border transmission capacity rights. We also provide accounting (clearing and settlement), contracting, reporting, project support and IT services.

Auctions

On behalf of TSOs, we organize long and short-term auctions of transmission capacity rights.

We offer the following products: yearly, seasonal, quarterly, monthly, weekly, daily and intraday.

Auction results Auction calendar

470+

Registered Market Participants
20k+

Auctions per year
100 %

Auction Tool Availability
95

Employees
50

TSOs serviced

Latest market messages

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Publication of IDCC (b) data for Business Day 07/03/2025

Published: 06/03/2025 | 22:28by JAO
Capacity Curtailment on the DK-NL border for delivery period 08-03-2025

Published: 06/03/2025 | 13:48by JAO
Delay in the publication of SWE data in Publication Tool BD 07/03/2025

Published: 06/03/2025 | 11:56by JAO
Capacity Curtailment on the EE-LV border for delivery period 07-03-2025

Published: 06/03/2025 | 10:34by JAO
Capacity Curtailment on the IT-GR and GR-IT border for delivery period 07-03-2025

Published: 06/03/2025 | 07:16by JAO
eCAT Downtime on 10/03/2025

Published: 05/03/2025 | 17:48by JAO
Capacity Curtailment on the EE-LV border for delivery period 06-03-2025

Published: 05/03/2025 | 10:26by JAO

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Dear Market Participants,

We would like to inform you that data for the delivery date of 07/03/2025, for the Core ID CCR IDCC (b) will not be published as the data is not available on CCCT.

Thank you for your understanding.

Best regards,

JAO Operations Team

1. TSO(s)*:

TenneT_NL

2. Identification of affected Long Term Transmission Rights:

DK-NL

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

4. Affected volume in MW / hour for each concerned period:

08-03-2025 07:00 - 08:00 300 MW

08-03-2025 08:00 - 09:00 300 MW

08-03-2025 09:00 - 10:00 300 MW

08-03-2025 10:00 - 11:00 300 MW

08-03-2025 11:00 - 12:00 300 MW

08-03-2025 12:00 - 13:00 300 MW

08-03-2025 13:00 - 14:00 300 MW

08-03-2025 14:00 - 15:00 300 MW

08-03-2025 15:00 - 16:00 300 MW

08-03-2025 16:00 - 17:00 300 MW

5. Amount of LTTR remaining after curtailment:

08-03-2025 07:00 - 08:00 0 MW

08-03-2025 08:00 - 09:00 0 MW

08-03-2025 09:00 - 10:00 0 MW

08-03-2025 10:00 - 11:00 0 MW

08-03-2025 11:00 - 12:00 0 MW

08-03-2025 12:00 - 13:00 0 MW

08-03-2025 13:00 - 14:00 0 MW

08-03-2025 14:00 - 15:00 0 MW

08-03-2025 15:00 - 16:00 0 MW

08-03-2025 16:00 - 17:00 0 MW

6. Information on exact operational security limit(s) that are expected to be violated in the absence of curtailment *:

Expected violation of operational security limits of physical transmission assets.

7. Why alternative measures are not sufficient to avoid the expected violation of operational security limit(s) *?

The remedial actions considered were assessed as not sufficient or ineffective to avoid the expected violation of operational security limit(s).

Dear all,

Please be informed that the SWE publication for 07/03/2025 in Publication Tool is delayed.

Kind regards,

JAO Operations Team

1. TSO(s)*:

ELERING

2. Identification of affected Long Term Transmission Rights:

EE-LV

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

4. Affected volume in MW / hour for each concerned period:

07-03-2025 00:00 - 01:00 550 MW

07-03-2025 01:00 - 02:00 550 MW

07-03-2025 02:00 - 03:00 550 MW

07-03-2025 03:00 - 04:00 550 MW

07-03-2025 04:00 - 05:00 550 MW

07-03-2025 05:00 - 06:00 550 MW

07-03-2025 06:00 - 07:00 550 MW

07-03-2025 07:00 - 08:00 550 MW

07-03-2025 08:00 - 09:00 550 MW

07-03-2025 09:00 - 10:00 550 MW

07-03-2025 10:00 - 11:00 550 MW

07-03-2025 11:00 - 12:00 550 MW

07-03-2025 12:00 - 13:00 550 MW

07-03-2025 13:00 - 14:00 550 MW

07-03-2025 14:00 - 15:00 550 MW

07-03-2025 15:00 - 16:00 550 MW

07-03-2025 16:00 - 17:00 550 MW

07-03-2025 17:00 - 18:00 550 MW

07-03-2025 18:00 - 19:00 550 MW

07-03-2025 19:00 - 20:00 550 MW

07-03-2025 20:00 - 21:00 550 MW

07-03-2025 21:00 - 22:00 550 MW

07-03-2025 22:00 - 23:00 550 MW

07-03-2025 23:00 - 24:00 550 MW

5. Amount of LTTR remaining after curtailment:

07-03-2025 00:00 - 01:00 469 MW

07-03-2025 01:00 - 02:00 471 MW

07-03-2025 02:00 - 03:00 471 MW

07-03-2025 03:00 - 04:00 466 MW

07-03-2025 04:00 - 05:00 463 MW

07-03-2025 05:00 - 06:00 450 MW

07-03-2025 06:00 - 07:00 438 MW

07-03-2025 07:00 - 08:00 519 MW

07-03-2025 08:00 - 09:00 519 MW

07-03-2025 09:00 - 10:00 519 MW

07-03-2025 10:00 - 11:00 519 MW

07-03-2025 11:00 - 12:00 519 MW

07-03-2025 12:00 - 13:00 519 MW

07-03-2025 13:00 - 14:00 519 MW

07-03-2025 14:00 - 15:00 519 MW

07-03-2025 15:00 - 16:00 438 MW

07-03-2025 16:00 - 17:00 438 MW

07-03-2025 17:00 - 18:00 441 MW

07-03-2025 18:00 - 19:00 437 MW

07-03-2025 19:00 - 20:00 437 MW

07-03-2025 20:00 - 21:00 441 MW

07-03-2025 21:00 - 22:00 458 MW

07-03-2025 22:00 - 23:00 470 MW

07-03-2025 23:00 - 24:00 472 MW

6. Information on exact operational security limit(s) that are expected to be violated in the absence of curtailment*:

https://umm.nordpoolgroup.com/#/messages/5cdaa0fa-501c-478e-b13c-2e541f973a6f/12

https://baltic.transparency-dashboard.eu/node/108

7. Why alternative measures are not sufficient to avoid the expected violation of operational security limit(s)*?

There is no alternative to the curtailment of the affected LTTRs.

1. TSO(s)*:

TERNA

2. Identification of affected Long Term Transmission Rights:

IT-GR

GR-IT

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

4. Affected volume in MW / hour for each concerned period:

07-03-2025 00:00 - 01:00 500 MW

07-03-2025 01:00 - 02:00 500 MW

07-03-2025 02:00 - 03:00 500 MW

07-03-2025 03:00 - 04:00 500 MW

07-03-2025 04:00 - 05:00 500 MW

07-03-2025 05:00 - 06:00 500 MW

07-03-2025 06:00 - 07:00 500 MW

07-03-2025 07:00 - 08:00 500 MW

07-03-2025 08:00 - 09:00 500 MW

07-03-2025 09:00 - 10:00 500 MW

07-03-2025 10:00 - 11:00 500 MW

07-03-2025 11:00 - 12:00 500 MW

07-03-2025 12:00 - 13:00 500 MW

07-03-2025 13:00 - 14:00 500 MW

07-03-2025 14:00 - 15:00 500 MW

07-03-2025 15:00 - 16:00 500 MW

07-03-2025 16:00 - 17:00 500 MW

07-03-2025 17:00 - 18:00 500 MW

07-03-2025 18:00 - 19:00 500 MW

07-03-2025 19:00 - 20:00 500 MW

07-03-2025 20:00 - 21:00 500 MW

07-03-2025 21:00 - 22:00 500 MW

07-03-2025 22:00 - 23:00 500 MW

07-03-2025 23:00 - 24:00 500 MW

5. Amount of LTTR remaining after curtailment:

07-03-2025 00:00 - 01:00 0 MW

07-03-2025 01:00 - 02:00 0 MW

07-03-2025 02:00 - 03:00 0 MW

07-03-2025 03:00 - 04:00 0 MW

07-03-2025 04:00 - 05:00 0 MW

07-03-2025 05:00 - 06:00 0 MW

07-03-2025 06:00 - 07:00 0 MW

07-03-2025 07:00 - 08:00 0 MW

07-03-2025 08:00 - 09:00 0 MW

07-03-2025 09:00 - 10:00 0 MW

07-03-2025 10:00 - 11:00 0 MW

07-03-2025 11:00 - 12:00 0 MW

07-03-2025 12:00 - 13:00 0 MW

07-03-2025 13:00 - 14:00 0 MW

07-03-2025 14:00 - 15:00 0 MW

07-03-2025 15:00 - 16:00 0 MW

07-03-2025 16:00 - 17:00 0 MW

07-03-2025 17:00 - 18:00 0 MW

07-03-2025 18:00 - 19:00 0 MW

07-03-2025 19:00 - 20:00 0 MW

07-03-2025 20:00 - 21:00 0 MW

07-03-2025 21:00 - 22:00 0 MW

07-03-2025 22:00 - 23:00 0 MW

07-03-2025 23:00 - 24:00 0 MW

6. Information on exact operational security limit(s) that are expected to be violated in the absence of curtailment*:
Expected violation of operational security limits of physical transmission assets

7. Why alternative measures are not sufficient to avoid the expected violation of operational security limit(s)*?
During the CC process, all the remedial actions provided by the TSOs are already considered by the CCC in the calculation

Dear Market Participants,

Please be advised that an intervention is scheduled for the March 10^th 2025, Monday, starting at 14:00.

During this time, eCAT access will be unavailable between 14:00 and 15:00.

We appreciate your understanding as we work to enhance our services.

Kind regards,

Operations Team

1. TSO(s)*:

ELERING

2. Identification of affected Long Term Transmission Rights:

EE-LV

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

4. Affected volume in MW / hour for each concerned period:

06-03-2025 00:00 - 01:00 550 MW

06-03-2025 01:00 - 02:00 550 MW

06-03-2025 02:00 - 03:00 550 MW

06-03-2025 03:00 - 04:00 550 MW

06-03-2025 04:00 - 05:00 550 MW

06-03-2025 05:00 - 06:00 550 MW

06-03-2025 06:00 - 07:00 550 MW

06-03-2025 07:00 - 08:00 550 MW

06-03-2025 08:00 - 09:00 550 MW

06-03-2025 09:00 - 10:00 550 MW

06-03-2025 10:00 - 11:00 550 MW

06-03-2025 11:00 - 12:00 550 MW

06-03-2025 12:00 - 13:00 550 MW

06-03-2025 13:00 - 14:00 550 MW

06-03-2025 14:00 - 15:00 550 MW

06-03-2025 15:00 - 16:00 550 MW

06-03-2025 16:00 - 17:00 550 MW

06-03-2025 17:00 - 18:00 550 MW

06-03-2025 18:00 - 19:00 550 MW

06-03-2025 19:00 - 20:00 550 MW

06-03-2025 20:00 - 21:00 550 MW

06-03-2025 21:00 - 22:00 550 MW

06-03-2025 22:00 - 23:00 550 MW

06-03-2025 23:00 - 24:00 550 MW

5. Amount of LTTR remaining after curtailment:

06-03-2025 00:00 - 01:00 486 MW

06-03-2025 01:00 - 02:00 486 MW

06-03-2025 02:00 - 03:00 499 MW

06-03-2025 03:00 - 04:00 508 MW

06-03-2025 04:00 - 05:00 506 MW

06-03-2025 05:00 - 06:00 483 MW

06-03-2025 06:00 - 07:00 449 MW

06-03-2025 07:00 - 08:00 439 MW

06-03-2025 08:00 - 09:00 417 MW

06-03-2025 09:00 - 10:00 511 MW

06-03-2025 10:00 - 11:00 511 MW

06-03-2025 11:00 - 12:00 416 MW

06-03-2025 12:00 - 13:00 508 MW

06-03-2025 13:00 - 14:00 417 MW

06-03-2025 14:00 - 15:00 433 MW

06-03-2025 15:00 - 16:00 444 MW

06-03-2025 16:00 - 17:00 449 MW

06-03-2025 17:00 - 18:00 441 MW

06-03-2025 18:00 - 19:00 470 MW

06-03-2025 19:00 - 20:00 469 MW

06-03-2025 20:00 - 21:00 471 MW

06-03-2025 21:00 - 22:00 494 MW

06-03-2025 22:00 - 23:00 507 MW

06-03-2025 23:00 - 24:00 507 MW

6. Information on exact operational security limit(s) that are expected to be violated in the absence of curtailment*:

https://umm.nordpoolgroup.com/#/messages/5cdaa0fa-501c-478e-b13c-2e541f973a6f/12

https://baltic.transparency-dashboard.eu/node/108

7. Why alternative measures are not sufficient to avoid the expected violation of operational security limit(s)*?

There is no alternative to the curtailment of the affected LTTRs.

*According to section 57.3 of the EU HAR, this field can be filled in within 24 hours after the initial publication

Resource Center

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About us

We started as a shared auction platform for transmission capacity across Central Western Europe in 2008. Over time, we became the operator of the Single Allocation Platform and therefore the leading trading platform for European Transmission System Operators.

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