SUBSCRIBER NOTE: S&P Global Platts proposes to replace near-term power assessments with M2MS bal-month data

S&P Global Platts is seeking feedback on a proposal to discontinue its daily North American power near-term assessments and replace the assessments with M2MS balance-of-the-month data.

S&P Global Platts proposes the last day of publication for the near-term assessments to be April 30, 2018. Affected publications are Platts Megawatt Daily, Platts Energy Trader and Platts Electricity Alerts pages 539, 538, 536 and 535.

S&P Global Platts is also proposing to replace the assessments with M2MS data in the affected publications from May 1, 2018.

Please send comments and feedback to electricityprice@spglobal.com and pricegroup@spglobal.com by February 9, 2018.

For written comments, please provide a clear indication if comments are not intended for publications by S&P Global Platts for public viewing. S&P Global Platts will consider all comments received and will make comments not marked as confidential available upon request.

All affected codes and symbols are listed below ($/MWh): AAMAB00 Pinnacle Peak OPk TDt BalWk AAMAK00 Pinnacle Peak Pk TDt BalWk AAMDB00 CA-OR Border OPk TDt BalWk AAMDK00 CA-OR Border Pk TDt BalWk AAMEL00 East NY ZnG OPk TDt BalWk AAMFD00 East NY ZnJ OPk TDt BalWk AAMGN00 Florida OPk TDt BalWk AAMGW00 Florida Pk TDt BalWk AAMHF00 Four Corners OPk TDt BalWk AAMHO00 Four Corners Pk TDt BalWk AAMJZ00 Into Southern OPk TDt BalWk AAMKI00 Into Southern Pk TDt BalWk AAMKR00 Into TVA OPk TDt BalWk AAMLA00 Into TVA Pk TDt BalWk AAMLJ00 Mead OPk TDt BalWk AAMLS00 Mead Pk TDt BalWk AAMMB00 Mid-Col OPk TDt BalWk AAMMK00 Mid-Col Pk TDt BalWk AAMRP00 Palo Verde OPk TDt BalWk AAMRY00 Palo Verde Pk TDt BalWk AAMTI00 Into GTC Pk TDt BalWk AAMUZ00 Into GTC OPk TDt BalWk AAMVE00 VACAR OPk TDt BalWk AAMVN00 VACAR Pk TDt BalWk AAMVW00 West NY ZnA OPk TDt BalWk AAMXB00 Westwing OPk TDt BalWk AAMXK00 Westwing Pk TDt BalWk AAMYB00 John Day OPk TDt BalWk AAMYK00 John Day Pk TDt BalWk AAMZB00 NOB OPk TDt BalWk AAMZK00 NOB Pk TDt BalWk AARLS00 Mona Utah OPk TDt BalWk AARLV00 Mona Utah Pk TDt BalWk BAMDB00 CA-OR Border OPk TDt BalWk DlCt BAMDK00 CA-OR Border Pk TDt BalWk DlCt BAMEL00 East NY ZnG OPk TDt BalWk DlCt BAMEU00 East NY ZnG Pk TDt BalWk DlCt BAMFD00 East NY ZnJ OPk TDt BalWk DlCt BAMFM00 East NY ZnJ Pk TDt BalWk DlCt BAMGN00 Florida OPk TDt BalWk DlCt BAMGW00 Florida Pk TDt BalWk DlCt BAMHF00 Four Corners OPk TDt BalWk DlCt BAMHO00 Four Corners Pk TDt BalWk DlCt BAMJZ00 Into Southern OPk TDt BalWk DlCt BAMKI00 Into Southern Pk TDt BalWk DlCt BAMKR00 Into TVA OPk TDt BalWk DlCt BAMLA00 Into TVA Pk TDt BalWk DlCt BAMLJ00 Mead OPk TDt BalWk DlCt BAMLS00 Mead Pk TDt BalWk DlCt BAMMB00 Mid-Col OPk TDt BalWk DlCt BAMMK00 Mid-Col Pk TDt BalWk DlCt BAMOD00 North SPP OPk TDt BalWk DlCt BAMOM00 North SPP Pk TDt BalWk DlCt BAMRP00 Palo Verde OPk TDt BalWk DlCt BAMRY00 Palo Verde Pk TDt BalWk DlCt BAMUM00 Southern MAPP OPk TDt BalWk DlCt BAMUV00 Southern MAPP Pk TDt BalWk DlCt BAMVE00 VACAR OPk TDt BalWk DlCt BAMVN00 VACAR Pk TDt BalWk DlCt BAMVW00 West NY ZnA OPk TDt BalWk DlCt BAMWF00 West NY ZnA Pk TDt BalWk DlCt BAMWX30 Mass Hub OPk TDt BalWk DlCt BAMWY30 Mass Hub Pk TDt BalWk DlCt BARLS00 Mona Utah OPk TDt BalWk DlCt BARLV00 Mona Utah Pk TDt BalWk DlCt AAMAE00 Pinnacle Peak OPk TDt NxtWk AAMAN00 Pinnacle Peak Pk TDt NxtWk AAMDE00 CA-OR Border OPk TDt NxtWk AAMDN00 CA-OR Border Pk TDt NxtWk AAMFG00 East NY ZnJ OPk TDt NxtWk AAMGQ00 Florida OPk TDt NxtWk AAMGZ00 Florida Pk TDt NxtWk AAMHI00 Four Corners OPk TDt NxtWk AAMHR00 Four Corners Pk TDt NxtWk AAMKC00 Into Southern OPk TDt NxtWk AAMKL00 Into Southern Pk TDt NxtWk AAMKU00 Into TVA OPk TDt NxtWk AAMLD00 Into TVA Pk TDt NxtWk AAMLM00 Mead OPk TDt NxtWk AAMLV00 Mead Pk TDt NxtWk AAMME00 Mid-Col OPk TDt NxtWk AAMMN00 Mid-Col Pk TDt NxtWk AAMOG00 North SPP OPk TDt NxtWk AAMRS00 Palo Verde OPk TDt NxtWk AAMSB00 Palo Verde Pk TDt NxtWk AAMTL00 Into GTC Pk TDt NxtWk AAMUP00 Southern MAPP OPk TDt NxtWk AAMUY00 Southern MAPP Pk TDt NxtWk AAMVC00 Into GTC OPk TDt NxtWk AAMVH00 VACAR OPk TDt NxtWk AAMVQ00 VACAR Pk TDt NxtWk AAMXE00 Westwing OPk TDt NxtWk AAMXN00 Westwing Pk TDt NxtWk AAMYE00 John Day OPk TDt NxtWk AAMYN00 John Day Pk TDt NxtWk AAMZE00 NOB OPk TDt NxtWk AAMZN00 NOB Pk TDt NxtWk AARLT00 Mona Utah OPk TDt NxtWk AARLW00 Mona Utah Pk TDt NxtWk BAMDE00 CA-OR Border OPk TDt NxtWk DlCt BAMDN00 CA-OR Border Pk TDt NxtWk DlCt BAMEO00 East NY ZnG OPk TDt NxtWk DlCt BAMEX00 East NY ZnG Pk TDt NxtWk DlCt BAMFG00 East NY ZnJ OPk TDt NxtWk DlCt BAMFP00 East NY ZnJ Pk TDt NxtWk DlCt BAMGQ00 Florida OPk TDt NxtWk DlCt BAMGZ00 Florida Pk TDt NxtWk DlCt BAMHI00 Four Corners OPk TDt NxtWk DlCt BAMHR00 Four Corners Pk TDt NxtWk DlCt BAMKC00 Into Southern OPk TDt NxtWk DlCt BAMKL00 Into Southern Pk TDt NxtWk DlCt BAMKU00 Into TVA OPk TDt NxtWk DlCt BAMLD00 Into TVA Pk TDt NxtWk DlCt BAMLM00 Mead OPk TDt NxtWk DlCt BAMLV00 Mead Pk TDt NxtWk DlCt BAMME00 Mid-Col OPk TDt NxtWk DlCt BAMMN00 Mid-Col Pk TDt NxtWk DlCt BAMOG00 North SPP OPk TDt NxtWk DlCt BAMOP00 North SPP Pk TDt NxtWk DlCt BAMRS00 Palo Verde OPk TDt NxtWk DlCt BAMSB00 Palo Verde Pk TDt NxtWk DlCt BAMUP00 Southern MAPP OPk TDt NxtWk DlCt BAMUY00 Southern MAPP Pk TDt NxtWk DlCt BAMVH00 VACAR OPk TDt NxtWk DlCt BAMVQ00 VACAR Pk TDt NxtWk DlCt BAMVZ00 West NY ZnA OPk TDt NxtWk DlCt BAMWI00 West NY ZnA Pk TDt NxtWk DlCt BAMWX32 Mass Hub OPk TDt NxtWk DlCt BAMWY32 Mass Hub Pk TDt NxtWk DlCt BARLT00 Mona Utah OPk TDt NxtWk DlCt BARLW00 Mona Utah Pk TDt NxtWk DlCt AAMAY00 Pinnacle Peak OPk TDt BalMo AAMBH00 Pinnacle Peak Pk TDt BalMo AAMCY00 CA-OR Border OPk TDt BalMo AAMDH00 CA-OR Border Pk TDt BalMo AAMEI00 East NY ZnG OPk TDt BalMo AAMFA00 East NY ZnJ OPk TDt BalMo AAMGK00 Florida OPk TDt BalMo AAMGT00 Florida Pk TDt BalMo AAMHC00 Four Corners OPk TDt BalMo AAMHL00 Four Corners Pk TDt BalMo AAMJW00 Into Southern OPk TDt BalMo AAMKF00 Into Southern Pk TDt BalMo AAMKO00 Into TVA OPk TDt BalMo AAMKX00 Into TVA Pk TDt BalMo AAMLG00 Mead OPk TDt BalMo AAMLP00 Mead Pk TDt BalMo AAMLY00 Mid-Col OPk TDt BalMo AAMMH00 Mid-Col Pk TDt BalMo AAMOA00 North SPP OPk TDt BalMo AAMRM00 Palo Verde OPk TDt BalMo AAMRV00 Palo Verde Pk TDt BalMo AAMTW00 Into GTC OPk TDt BalMo AAMUJ00 Southern MAPP OPk TDt BalMo AAMUS00 Southern MAPP Pk TDt BalMo AAMVB00 VACAR OPk TDt BalMo AAMVF00 Into GTC Pk TDt BalMo AAMVK00 VACAR Pk TDt BalMo AAMVT00 West NY ZnA OPk TDt BalMo AAMXH00 Westwing Pk TDt BalMo AAMXY00 Westwing OPk TDt BalMo AAMYH00 John Day Pk TDt BalMo AAMYY00 John Day OPk TDt BalMo AAMZH00 NOB Pk TDt BalMo AAMZY00 NOB OPk TDt BalMo AARLU00 Mona Utah Pk TDt BalMo AARLX00 Mona Utah OPk TDt BalMo BAMCY00 CA-OR Border OPk TDt BalMo DlCt BAMDH00 CA-OR Border Pk TDt BalMo DlCt BAMEI00 East NY ZnG OPk TDt BalMo DlCt BAMER00 East NY ZnG Pk TDt BalMo DlCt BAMFA00 East NY ZnJ OPk TDt BalMo DlCt BAMFJ00 East NY ZnJ Pk TDt BalMo DlCt BAMGK00 Florida OPk TDt BalMo DlCt BAMGT00 Florida Pk TDt BalMo DlCt BAMHC00 Four Corners OPk TDt BalMo DlCt BAMHL00 Four Corners Pk TDt BalMo DlCt BAMJW00 Into Southern OPk TDt BalMo DlCt BAMKF00 Into Southern Pk TDt BalMo DlCt BAMKO00 Into TVA OPk TDt BalMo DlCt BAMKX00 Into TVA Pk TDt BalMo DlCt BAMLG00 Mead OPk TDt BalMo DlCt BAMLP00 Mead Pk TDt BalMo DlCt BAMLY00 Mid-Col OPk TDt BalMo DlCt BAMMH00 Mid-Col Pk TDt BalMo DlCt BAMOA00 North SPP OPk TDt BalMo DlCt BAMOJ00 North SPP Pk TDt BalMo DlCt BAMRM00 Palo Verde OPk TDt BalMo DlCt BAMRV00 Palo Verde Pk TDt BalMo DlCt BAMUJ00 Southern MAPP OPk TDt BalMo DlCt BAMUS00 Southern MAPP Pk TDt BalMo DlCt BAMVB00 VACAR OPk TDt BalMo DlCt BAMVK00 VACAR Pk TDt BalMo DlCt BAMVT00 West NY ZnA OPk TDt BalMo DlCt BAMWC00 West NY ZnA Pk TDt BalMo DlCt BAMWX33 Mass Hub OPk TDt BalMo DlCt BAMWY33 Mass Hub Pk TDt BalMo DlCt BARLU00 Mona Utah Pk TDt BalMo DlCt BARLX00 Mona Utah OPk TDt BalMo DlCt