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Asset Appendix Report

: NSTAR Electric Company : C001257
: 13706 :
: 11/1/2023 : 11/1/2023
: David Peloquin
Generation Assets
ID Filing Entity
and its Energy Affiliates		 Docket Number
Where MBR Granted		 Generation
Name		 Owned
By		 Controlled
By		 Date Control
Transferred		 Market / Balancing
Authority Area		 Geographic
Region		 In-Service
Date		 Plant Code Generator ID Unit Code Amount Attributed to
Entity and Affiliates		 Capacity Rating
Used in Filing (MW)		 Capacity Rating Methodology Used:
Nameplate, Seasonal, 5-yr Unit,
5-yr EIA, Alternative		 End Note Number
(Enter text in End Note Tab)
6585 NSTAR Electric Company ER98-552-000 Plymouth Solar NSTAR Electric Company NSTAR Electric Company 6/1/2018 ISNE Northeast 2018-06 62266 LG400 1.10 1.10 1 Capacity Nameplate and summer capacity rating are each from the 2018 EIA 860 report
6586 NSTAR Electric Company ER98-552-000 Hampden Solar PV NSTAR Electric Company NSTAR Electric Company 11/1/2019 ISNE Northeast 2019-11 62073 LG390 3.50 3.50 1
6587 NSTAR Electric Company ER98-552-000 East Longmeadow Solar PV NSTAR Electric Company NSTAR Electric Company 10/1/2019 ISNE Northeast 2019-10 62059 LG400 5.00 5.00 1
6588 NSTAR Electric Company ER98-552-000 Springfield Solar PV NSTAR Electric Company NSTAR Electric Company 2/1/2019 ISNE Northeast 2019-01 62072 LG395 4.00 4.00 1
6589 NSTAR Electric Company ER98-552-000 Greenfield Solar PV NSTAR Electric Company NSTAR Electric Company 1/1/2019 ISNE Northeast 2019-01 62063 LG400 2.00 2.00 1
6590 NSTAR Electric Company ER98-552-000 Wareham Solar PV NSTAR Electric Company NSTAR Electric Company 12/1/2018 ISNE Northeast 2018-12 62055 LG395 3.30 3.30 1 Capacity Nameplate and summer capacity rating are each from the 2018 EIA 860 report.
6591 NSTAR Electric Company ER98-552-000 Savoy Solar PV NSTAR Electric Company NSTAR Electric Company 12/1/2018 ISNE Northeast 2019-02 62065 LG400 2.00 2.00 1
6592 NSTAR Electric Company ER98-552-000 Hinsdale Solar PV NSTAR Electric Company NSTAR Electric Company 12/1/2018 ISNE Northeast 2019-01 62064 LG400 2.00 2.00 1
6593 NSTAR Electric Company ER98-552-000 Southwick Solar PV NSTAR Electric Company NSTAR Electric Company 2/1/2019 ISNE Northeast 2019-01 62082 REC34 5.00 5.00 1
6594 NSTAR Electric Company ER98-552-000 East Springfield Solar PV NSTAR Electric Company NSTAR Electric Company 10/1/2018 ISNE Northeast 2018-10 62093 REC34 1.40 1.40 1 Capacity Nameplate and summer capacity rating are each from the 2018 EIA 860 report.
6595 NSTAR Electric Company ER98-552-000 Hatfield Solar PV NSTAR Electric Company NSTAR Electric Company 12/1/2018 ISNE Northeast 2018-12 62091 LG395 3.60 3.60 1 Capacity Nameplate and summer capacity rating are each from the 2018 EIA 860 report.
6596 NSTAR Electric Company ER98-552-000 Silver Lake Solar Photovoltaic Facility NSTAR Electric Company NSTAR Electric Company 12/1/2010 ISNE Northeast 2010-12 57676 1 1.80 1.80 1 Capacity Nameplate and summer capacity rating are each from the 2018 EIA 860 report. Previously reported under WMECO Docket ER96-496-010-011; WMECO is now merged into NSTAR, so now substituting NSTAR Baseline Docket No. ER-10-2370-000. Capacity Nameplate and summer capacity rating are each design net AC MW output
6597 NSTAR Electric Company ER98-552-000 Indian Orchard PV Facility NSTAR Electric Company NSTAR Electric Company 12/1/2011 ISNE Northeast 2011-12 57674 1 2.30 2.30 1 Capacity Nameplate and summer capacity rating are each from the 2018 EIA 860 report. Previously reported under WMECO Docket ER96-496-010-011; WMECO is now merged into NSTAR, so now substituting NSTAR Baseline Docket No. ER-10-2370-000. Capacity Nameplate and summer capacity rating are each design net AC MW output
6598 NSTAR Electric Company ER98-552-000 Cottage Street Solar Facility NSTAR Electric Company NSTAR Electric Company 5/1/2014 ISNE Northeast 2014-05 58568 PV-3 3.20 3.20 1 Capacity Nameplate and summer capacity rating are each from the 2018 EIA 860 report. Previously reported under WMECO Docket ER96-496-010-011; WMECO is now merged into NSTAR, so now substituting NSTAR Baseline Docket No. ER-10-2370-000. Capacity Nameplate and summer capacity rating are each design net AC MW output
6599 NSTAR Electric Company ER98-552-000 Ludlow Site 72 - Conti NSTAR Electric Company NSTAR Electric Company 8/1/2018 ISNE Northeast 2018-08 62097 LG390 1.90 1.90 1 Capacity Nameplate and summer capacity rating are each from the 2018 EIA 860 report.
6600 NSTAR Electric Company ER98-552-000 Southampton Solar PV NSTAR Electric Company NSTAR Electric Company 2/1/2019 ISNE Northeast 2019-02 62066 LG400 2.00 2.00 1
6601 NSTAR Electric Company ER98-552-000 Lee Site 31 Solar NSTAR Electric Company NSTAR Electric Company 8/1/2018 ISNE Northeast 2018-08 62265 LG370 1.90 1.90 1 Capacity Nameplate and summer capacity rating are each from the 2018 EIA 860 report.
6602 NSTAR Electric Company ER98-552-000 Sunderland Solar PV NSTAR Electric Company NSTAR Electric Company 9/1/2018 ISNE Northeast 2018-09 62090 REC34 1.10 1.10 1 Capacity Nameplate and summer capacity rating are each from the 2018 EIA 860 report.
6603 NSTAR Electric Company ER98-552-000 Montague Site 36-Grosolar NSTAR Electric Company NSTAR Electric Company 10/1/2018 ISNE Northeast 2018-10 62092 REC34 4.10 4.10 1 Capacity Nameplate and summer capacity rating are each from the 2018 EIA 860 report.
6604 NSTAR Electric Company ER98-552-000 Pittsfield 44 - M&W PV NSTAR Electric Company NSTAR Electric Company 8/1/2018 ISNE Northeast 2018-08 62264 LG400 1.20 1.20 1 Capacity Nameplate and summer capacity rating are each from the 2018 EIA 860 report.
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