NYISO Tariffs --> Open Access Transmission Tariff (OATT) --> 35 OATT Attachment CC - Joint Operating Agreement Among And --> 35.21 OATT Att CC Schedules A & B
The NYISO – PJM Joint Operating Agreement covers the PJM – NYISO Interconnection Facilities under the Operational Control of the NYISO and PJM.
NYISO and PJM shall jointly develop and maintain a ‘PJM – NYISO Interconnection Facilities List’ (including a description of the facilities and metering points) and post the most current mutually agreed upon list on their respective public websites. The Parties may jointly revise the list by mutual written agreement. After the Parties mutually agree to changes, NYISO and PJM shall post an updated list on their respective websites. Neither Party shall knowingly post a list that includes changes that are not the product of mutual agreement.
The PJM-NYISO Interconnection contains twenty-five (25) alternating current (“AC”) Interconnection Facilities, seven (7) of which form one (1) AC pseudo-tie[1]; and further contains two (2) HVDC Interconnection Facilities as well as one (1) Variable Frequency Transformer (VFT).
For Operational Control purposes, the point of demarcation for each of the Interconnection Facilities listed below is the point at which each the Interconnection Facility crosses the PJM-New York State boundary, except as otherwise noted in the PJM – NYISO Interconnection Facilities List postingbelow.
The PJM-NYISO Interconnection contains twenty-five (25) alternating current (“AC”) Interconnection Facilities, seven (7) of which form one (1) AC pseudo-tie[2]; and further contains two (2) HVDC Interconnection Facilities as well as one (1) Variable Frequency Transformer (VFT). These are tabulated below:
NY/PJM Interconnection Facilities:
PJMNYISODesignated (kV)Common Meter Point(s)
HopatcongRamapo5018500Ramapo
Cresskill Sparkill75169Cresskill
E. Sayre N. Waverly956115E. Sayre
E. Towanda Hillside70230Hillside
Erie East South Ripley69230South Ripley
Harings CornersCorporate Drive703138Harings
Harings Corners Pearl River4534Harings
Harings CornersW. Nyack70169Harings
Mainesburg Watercure30345Mainesburg
Homer CityMainesburg47345Homer &Mainesburg
Pierce BrookFive Mile Rd.37345Pierce Brook
Homer CityPierce Brook48345Homer & Pierce Brook
MarionFarragutC3403345Farragut
Hudson FarragutB3402345Farragut
Linden GoethalsA2253230Goethals
Linden VFTLinden CogenVFT345Linden VFT
Montvale Pearl River49169Montvale
Montvale Blue Hill4469Montvale
Montvale Blue Hill4369Montvale
S. Mahwah Hilburn6569S. Mahwah
S. Mahwah S. MahwahBK 258138/345S. Mahwah
S. Mahwah Ramapo51138S. Mahwah
WaldwickS. MahwahJ3410345Waldwick
WaldwickS. MahwahK3411345Waldwick
Tiffany Goudey952115Goudey
Warren Falconer171115Warren
RECONYISOAC Pseudo-TieVariousO&R EMS
SayervilleNewbridgeHVDC-Tie500Newbridge
BergenWest 49th HVDC-Tie Y56345Bergen
The following table identifies NY/PJM Interfaces at which NYISO and PJM are Authorized to Consider CTS Interface Bids:
PJM Interface Name | PNODE ID | Corresponding NYISO Proxy Generator Buses[3] | PTID |
NYIS | 5413134 | PJM_GEN_KEYSTONE
| 24065 |
NYIS | 5413134 | PJM_LOAD_KEYSTONE
| 55857 |
LindenVFT | 81436855 | PJM_GEN_VFT_PROXY
| 323633 |
LindenVFT | 81436855 | PJM_LOAD_VFT_PROXY
| 355723 |
Neptune | 56958967 | PJM_GEN_NEPTUNE_PROXY
| 323594 |
Neptune | 56958967 | PJM_LOAD_NEPTUNE_PROXY
| 355615 |
HudsonTP | 1124361945 | PJM_HTP_GEN
| 323702 |
HudsonTP | 1124361945 | HUDSONTP_345KV_HTP_LOAD
| 355839 |
1.0Lake Erie Emergency Redispatch (LEER)
2.0RAMAPO PHASE ANGLE REGULATOR OPERATING PROCEDURE prepared by the NYPP/PJM Circulation Study Operating Committee.
3.0Northeastern ISO/RTO Coordination of Planning Protocol
4.0Inter Control Area Transaction Agreement.
5.0Procedures to Protect for Loss of Phase II Imports (effective January 16, 2007, pursuant to Order issued January 12, 2007, in FERC Docket No. ER07-231-000).
6.0Joint Emergency Operating Protocol dated September 10, 2009, among PJM Interconnection, L.L.C., New York Independent System Operator, Inc., and Linden VFT, LLC (Filed by PJM on October 1, 2009, in FERC Docket No. ER09-996-000).
Effective Date: 2/14/2024 - Docket #: ER24-686-000 - Page 1
[1] WEQ-007 “Inadvertent Interchange Payback Standards,” North American Energy Standards Board (NAESB), on-line at www.naesb.org.
[2] WEQ-007 “Inadvertent Interchange Payback Standards,” North American Energy Standards Board (NAESB), on-line at www.naesb.org.
[3] See NYISO Market Administration and Control Area Services Tariff Section 4.4.4 for additional information.