HH & NHH Operational Issues

HH & NHH Operational Issues SAF 100 Caroline Wright 09 February 2011

31-Dec-09 14-Jan-10 28-Jan-10 11-Feb-10 25-Feb-10 11-Mar-10 25-Mar-10 08-Apr-10 22-Apr-10 06-May-10 20-May-10 03-Jun-10 17-Jun-10 01-Jul-10 15-Jul-10 29-Jul-10 12-Aug-10 26-Aug-10 09-Sep-10 23-Sep-10 07-Oct-10 21-Oct-10 04-Nov-10 18-Nov-10 02-Dec-10 16-Dec-10 30-Dec-10 Percentage (%) Half Hourly Performance SF 100% 99% Half Hourly Performance - SF 115,000 114,500 A: This drop is due to a Supplier moving MPANs from HH to NHH. 98% 97% 96% 95% 94% 93% 92% 91% 90% A B C D 114,000 113,500 113,000 112,500 112,000 111,500 111,000 110,500 110,000 MSID Count B: This drop in MSID count is due to a Supplier moving a few MPANs from HH to NHH. C: This rise in the number of HH MSIDs coincides with the April 2010 contract round. Suppliers may have moved MPANs from NHH to HH as part of this. Settlement Date % HH Energy on Actuals % HH MSIDs on Actuals Total Number of HH MSIDs D: This drop in the % on Actuals coincides with the October Contract Round, where many MSIDs changed hands. Data drawn from SVAA (D0081). All figures include de-energised sites. UMS Sites excluded.

02-Dec-09 16-Dec-09 30-Dec-09 13-Jan-10 27-Jan-10 10-Feb-10 24-Feb-10 10-Mar-10 24-Mar-10 07-Apr-10 21-Apr-10 05-May-10 19-May-10 02-Jun-10 16-Jun-10 30-Jun-10 14-Jul-10 28-Jul-10 11-Aug-10 25-Aug-10 08-Sep-10 22-Sep-10 06-Oct-10 20-Oct-10 03-Nov-10 17-Nov-10 01-Dec-10 Percentage (%) Half Hourly Performance R1 100% 99% 98% 97% 96% 95% 94% 93% 92% A B C D Half Hourly Performance - R1 115,000 114,500 114,000 113,500 113,000 112,500 112,000 111,500 111,000 MSID Count A: This drop in MSID count is due to another Supplier moving a few MPANs from HH to NHH. B: This is the same as A in the SF graph. C: This is the same as B in the SF graph. D: This is the same as C in the SF graph. 91% 110,500 90% 110,000 Settlement Date % HH Energy on Actuals % HH MSIDs on Actuals Total Number of HH MSIDs Data drawn from SVAA (D0081). All figures include de-energised sites. UMS Sites excluded.

02-Dec-08 16-Dec-08 30-Dec-08 13-Jan-09 27-Jan-09 10-Feb-09 24-Feb-09 10-Mar-09 24-Mar-09 07-Apr-09 21-Apr-09 05-May-09 19-May-09 02-Jun-09 16-Jun-09 30-Jun-09 14-Jul-09 28-Jul-09 11-Aug-09 25-Aug-09 08-Sep-09 22-Sep-09 06-Oct-09 20-Oct-09 03-Nov-09 17-Nov-09 01-Dec-09 Percentage (%) Half Hourly Performance RF 100% 99% 98% Half Hourly Performance - RF 115,000 114,500 114,000 A: This drop in MSID count is due to one Supplier moving MPANs from HH to NHH. 97% 113,500 96% 95% 94% A 113,000 112,500 112,000 MSID Count 93% 111,500 92% 111,000 91% 110,500 90% 110,000 Settlement Date % HH Energy on Actuals % HH MSIDs on Actuals Total Number of HH MSIDs Data drawn from SVAA (D0081). All figures include de-energised sites. UMS Sites excluded.

31-Dec-09 14-Jan-10 28-Jan-10 11-Feb-10 25-Feb-10 11-Mar-10 25-Mar-10 08-Apr-10 22-Apr-10 06-May-10 20-May-10 03-Jun-10 17-Jun-10 01-Jul-10 15-Jul-10 29-Jul-10 12-Aug-10 26-Aug-10 09-Sep-10 23-Sep-10 07-Oct-10 21-Oct-10 04-Nov-10 18-Nov-10 02-Dec-10 16-Dec-10 30-Dec-10 MSID Count HH MSID Count (excl. UMS) SF 16,000 HH MSID Count (excl UMS) - SF 14,000 12,000 10,000 8,000 6,000 4,000 2,000 0 Settlement Date _A Eastern _B East Midlands _C London _D Merseyside and North Wales _E Midlands _F Northern _G North Western _H Southern _J South Eastern _K South Wales _L South Western _M Yorkshire _N South Scotland _P North Scotland Data drawn from SVAA (D0081). All figures include de-energised sites. UMS Sites excluded.

02-Dec-08 16-Dec-08 30-Dec-08 13-Jan-09 27-Jan-09 10-Feb-09 24-Feb-09 10-Mar-09 24-Mar-09 07-Apr-09 21-Apr-09 05-May-09 19-May-09 02-Jun-09 16-Jun-09 30-Jun-09 14-Jul-09 28-Jul-09 11-Aug-09 25-Aug-09 08-Sep-09 22-Sep-09 06-Oct-09 20-Oct-09 03-Nov-09 17-Nov-09 01-Dec-09 MSID Count HH MSID Count (excl. UMS) RF 16,000 HH MSID Count (excl UMS) - RF 14,000 12,000 10,000 8,000 6,000 4,000 2,000 0 Settlement Date _A Eastern _B East Midlands _C London _D Merseyside and North Wales _E Midlands _F Northern _G North Western _H Southern _J South Eastern _K South Wales _L South Western _M Yorkshire _N South Scotland _P North Scotland Data drawn from SVAA (D0081). All figures include de-energised sites. UMS Sites excluded.

02-Dec-08 16-Dec-08 30-Dec-08 13-Jan-09 27-Jan-09 10-Feb-09 24-Feb-09 10-Mar-09 24-Mar-09 07-Apr-09 21-Apr-09 05-May-09 19-May-09 02-Jun-09 16-Jun-09 30-Jun-09 14-Jul-09 28-Jul-09 11-Aug-09 25-Aug-09 08-Sep-09 22-Sep-09 06-Oct-09 20-Oct-09 03-Nov-09 17-Nov-09 01-Dec-09 Percentage (%) NHH Default EACs RF 1.20% 1.00% NHH Default EACs - RF A: The sharp drop in _J in February 2009 is due to two Suppliers reducing the number of Default EACs. 0.80% 0.60% 0.40% 0.20% A B B: The rise then fall in _N around July 2009 is due to one Supplier increasing then reducing the number of Default EACs. 0.00% Settlement Date _A Eastern _B East Midlands _C London _D Merseyside and North Wales _E Midlands _F Northern _G North Western _H Southern _J South Eastern _K South Wales _L South Western _M Yorkshire _N South Scotland _P North Scotland Market Average

23-Jun-09 07-Jul-09 21-Jul-09 04-Aug-09 18-Aug-09 01-Sep-09 15-Sep-09 29-Sep-09 13-Oct-09 27-Oct-09 10-Nov-09 24-Nov-09 08-Dec-09 22-Dec-09 05-Jan-10 19-Jan-10 02-Feb-10 16-Feb-10 02-Mar-10 16-Mar-10 30-Mar-10 13-Apr-10 27-Apr-10 11-May-10 25-May-10 08-Jun-10 22-Jun-10 Percentage (%) NHH Default EACs R3 1.20% 1.00% 0.80% 0.60% 0.40% 0.20% A B NHH Default EACs - R3 C A: The gradual rise then fall in _A is mainly due to one Supplier raising then gradually decreasing Default EACs. B: The drop in _J in September 2009 is attributed to two Suppliers reducing the number of Default EACs. 0.00% Settlement Date _A Eastern _B East Midlands _C London _D Merseyside and North Wales _E Midlands _F Northern _G North Western _H Southern _J South Eastern _K South Wales _L South Western _M Yorkshire _N South Scotland _P North Scotland Market Average C: The rise then fall in _N around Jan/Feb 2010 is due to one Supplier increasing then decreasing the number of Default EACs.

TDC Formal Notifications GSP Group October 2008 TDC 146 Jan 11 November 2008 TDC 148 Feb 11 _A Eastern AUTHORISED AUTHORISED _B East Midlands AUTHORISED AUTHORISED _C London AUTHORISED AUTHORISED _D Merseyside & North Wales AUTHORISED AUTHORISED _E Midlands AUTHORISED AUTHORISED _F Northern AUTHORISED AUTHORISED The PFSR for GSP Group _L for October 2008 was Not Authorised as it looked at the time that the level of error at DF would be higher than that at RF. The decision on November 2008 was discussed by the TDC at its February 2011 meeting; the data that was available indicated that the DF should have been authorised. _G North Western AUTHORISED AUTHORISED _H Southern Not in Process _J South Eastern AUTHORISED AUTHORISED _K South Wales AUTHORISED AUTHORISED _L South Western NOT AUTHORISED AUTHORISED _M Yorkshire AUTHORISED AUTHORISED _N South Scotland Not in Process _P North Scotland Not in Process

Erroneous Large EAC/AAs Historical Market View 45,000,00 40,000,00 35,000,00 30,000,00 25,000,00 20,000,00 Market A A: The large errors in Oct 08 are due to a Supplier leaving the Market, leaving a significant volume of error in Settlement for this period. As this error affects most GSP Groups, this spike will also appear in most of the following graphs. For this reason, it will not be highlighted within them. 15,000,00 10,000,00 5,000,00

Erroneous Large EAC/AAs Historical Eastern - GSP Group _A Eastern (_A) 25,000,00 20,000,00 15,000,00 10,000,00 5,000,00

Erroneous Large EAC/AAs Historical East Midlands - GSP Group _B East Midlands (_B) 3,500,00 3,000,00 2,500,00 2,000,00 1,500,00 1,000,00 500,00

Erroneous Large EAC/AAs Historical London - GSP Group _C London (_C) 4,500,00 4,000,00 3,500,00 3,000,00 2,500,00 2,000,00 1,500,00 1,000,00 500,00

Erroneous Large EAC/AAs Historical Merseyside and North Wales - GSP Group _D Merseyside and North Wales (_D) 3,000,00 2,500,00 2,000,00 1,500,00 1,000,00 500,00

Erroneous Large EAC/AAs Historical Midlands - GSP Group _E Midalnds (_E) 10,000,00 9,000,00 8,000,00 7,000,00 6,000,00 5,000,00 4,000,00 3,000,00 2,000,00 1,000,00

Erroneous Large EAC/AAs Historical Northern - GSP Group _F Northern (_F) 4,500,00 4,000,00 3,500,00 3,000,00 2,500,00 2,000,00 1,500,00 1,000,00 500,00

Erroneous Large EAC/AAs Historical North Western - GSP Group _G North Western (_G) 7,000,00 6,000,00 5,000,00 4,000,00 3,000,00 2,000,00 1,000,00

Erroneous Large EAC/AAs Historical Southern - GSP Group _H 1,800,00 Southern (_H) GSP Group _H is not in the Disputes Process at this time. 1,600,00 1,400,00 1,200,00 1,000,00 800,00 600,00 400,00 200,00

Erroneous Large EAC/AAs Historical South Eastern - GSP Group _J South Eastern (_J) 8,000,00 7,000,00 6,000,00 5,000,00 4,000,00 3,000,00 2,000,00 1,000,00

Erroneous Large EAC/AAs Historical South Wales - GSP Group _K South Wales (_K) 1,000,00 900,00 800,00 700,00 600,00 500,00 400,00 300,00 200,00 100,00

Erroneous Large EAC/AAs Historical South Western - GSP Group _L South Western (_L) 2,000,00 1,800,00 1,600,00 1,400,00 1,200,00 1,000,00 800,00 600,00 400,00 200,00

Erroneous Large EAC/AAs Historical Yorkshire - GSP Group _M Yorkshire (_M) 4,000,00 3,500,00 3,000,00 2,500,00 2,000,00 1,500,00 1,000,00 500,00

Erroneous Large EAC/AAs Historical South Scotland - GSP Group _N 3,000,00 South Scotland (_N) GSP Group _N is not in the Disputes Process at this time. 2,500,00 2,000,00 1,500,00 1,000,00 500,00

Erroneous Large EAC/AAs Historical North Scotland - GSP Group _P 400,00 North scotland (_P) GSP Group _P is not in the Disputes Process at this time. 350,00 300,00 250,00 200,00 150,00 100,00 50,00

PARMS Data SAF 100 Caroline Wright 09 February 2011

AB12 CD18 DE18 CD11 DE12 AB15 CD13 CD17 CD15 DE19 DE17 DE16 DE14 CD16 AB18 AB11 AB19 DE11 AB16 DE15 DE13 AB17 AB13 AB14 CD12 Number Of Late D0148s Cumulative % Avg No of D0268 per Metering System AB19 DE18 DE11 AB17 CD11 AB12 DE17 CD16 DE12 DE14 CD13 DE17 CD15 DE11 CD13 AB15 DE14 AB12 DE12 CD18 CD17 AB11 DE19 AB13 AB18 CD16 DE13 AB19 AB16 DE15 AB17 DE16 CD11 CD12 AB14 DE18 DE12 DE18 DE17 AB17 AB19 DE14 DE11 CD16 AB12 CD18 CD11 Pending Cumulative % Pending Cumulative % High Level Overview of Agents Performance 14000 12000 10000 8000 6000 4000 2000 0 NM03 - FEB 2011 PENDING COUNT MPID 100% 80% 60% 40% 20% 0% 160 140 120 100 80 60 40 20 0 HM04 - FEB 2011 PENDING COUNT MPID 100% 80% 60% 40% 20% 0% The analysis focuses on the performance of the serials. NM03 impacts SR0024, HM04 impacts SR0025 and HM06 impacts SR0022. NM03 measures the percentage of Meter Technical Details (MTDs) sent within 5 working days (WDs) to the NHHDC. Vital Few Useful Many Cumulative% Cut Off % [42] Vital Few Useful Many Cumulative% Cut Off % [42] 3000 2500 SP06-3 MONTH AVERAGE 100% 80% 1.6 1.4 1.2 HM06-3 MONTH AVERAGE HM04 measures the percentage of MTDs within 15WDs to the HHDC. 2000 1500 1000 60% 40% 1 0.8 0.6 SP06 measures the number of late notifications of change (D0148) sent to MOAs. 500 0 MPID 20% 0% Vital Few Useful Many Cumulative% Cut Off % [42] 0.4 0.2 0 MPID Vital Few Useful Many [42] HM06 measures the average number of D0268 flows sent per metering system.

HM04 Pending Sum of Pending Period Agent Jan-10 Feb-10 Mar-10 Apr-10 May-10 Jun-10 Jul-10 Aug-10 Sep-10 Oct-10 Nov-10 Dec-10 ABCD CDZX 2 3 2 6 7 2 1 5 0 4 2 3 EFGH 466 5 5 4 5 3 7 8 5 5 97 101 FGTY 4 5 7 5 5 3 3 3 0 0 1 2 JFKL 2 8 1 6 2 3 7 0 1 1 1 1 KLWS 140 133 138 142 142 138 145 148 133 146 140 139 NMOP 0 5 8 2 2 0 0 0 2 1 0 0 QRST 196 167 195 218 223 223 86 34 40 42 39 42 STDG 2 1 UVWX 9 5 6 17 11 8 17 7 8 13 5 23 YZAB 7 5 0 1 1 1 1 3 2 5 4 4