Interconnection filings across the US grid operators.
All
ISO-NE73
MISO73
FERC70
PJM36
NYISO34
SPP17
CAISO16
ERCOT16
MISO
30 Oct 2026
Issue Submission Report: Generation and Load Alignment
MISO’s Issue Submission Report on “Generation and Load Alignment” says it is “proposing a new process that aligns large load studies with the generation needed to serve those loads,” and that doing so will “apply consistent assumptions, reduce timing mismatches, and produce more optimized network up
ISO-NE
08 Sep 2026
ISO-NE Massachusetts AGO proposes lower-quantity ES accreditation for CAR-SA (Conceptual Amendment)
ISO-NE Markets Committee presentation from the Massachusetts Attorney General’s Office proposes a conceptual amendment to energy storage accreditation under CAR-SA, saying that “Modeling fewer ES MW than are actually participating could address the unique disadvantages of the CAR-SA “at criteria” mo
MISO
MISO releases Series 2 Futures report, flags 151 GW planned generation and 20 GW ERAS additions
MISO’s Series 2 Futures report says the region is planning for substantial load and generation growth: “Respondents reported a total of 151 GW of planned generation over the next 20 years,” and “During Cycle 1 of ERAS in September 2025, members announced a total of 20 GW of additional planned genera
ISO-NE
ISO-NE reports Spring 2026 market and load trends (IMM Quarterly Markets Performance Report)
ISO New England’s Spring 2026 IMM Quarterly Markets Performance Report says net imports over NECEC averaged 885 MW per hour in Spring 2026, “up from 511 MW per hour in Winter 2026, when the line became operational,” and net imports over New York North averaged 914 MW per hour, up 239 MW (35%) from S
ISO-NE
ISO-NE presents Flatiron amendments to CAR storage heuristic and transition period
ISO-NE’s Markets Committee presentation says Flatiron wants to change CAR accreditation rules by extending the transition mechanism from 2 years to 3 years and by using a 16-hour benchmark for storage heuristics so a 16-hour ES/EL3 resource would receive no reduction in rMRI due to storage limits. T
ISO-NE
03 Sep 2026
FERC: ISO New England IMM answers protest on System-Backed Exports charge proposal (ER26-3379-000)
In a FERC filing dated September 3, 2026, ISO New England’s Internal Market Monitor said the region’s proposal would charge System-Backed Exports a portion of the Payment Performance Rate during Capacity Scarcity Condition events, and submitted the answer “to assist the Commission with its considera
PJM
03 Sep 2026
PJM extends hot weather alert and calls load management action (Sept. 3, 2026)
PJM Inside Lines said PJM extended a Hot Weather Alert for the entire region through Sept. 4 and that it “requested and received a combined emergency order ... from the U.S. Department of Energy for temporary relief from environmental permit restrictions for generating units and/or to direct backup
FERC
FERC: Oklo files complaint against PJM (EL26-101)
FERC’s eLibrary filing description identifies a complaint by Oklo Inc. against PJM Interconnection, L.L.C. under EL26-101, but it provides no substantive facts about queue status, project location, MW, or the regulatory issue beyond the filing itself. Source: Federal Energy Regulatory Commission eLi
PJM
02 Sep 2026
PJM Hot Weather Operations Update – Sept. 1, 2026
PJM Inside Lines reported that PJM "has issued a Maximum Generation Alert and Load Management Alert for Sept. 2 for the region PJM serves" and that a "Hot Weather Alert remains in effect for the entire region PJM serves through Sept. 3." It also said PJM "requested a combined emergency order, to be
ISO-NE
27 Aug 2026
ISO-NE notes large-load show-cause update and 2027 budget work (SEP 3, 2026 NPC)
ISO-NE’s September 3, 2026 Participants Committee materials flagged ongoing regulatory and queue-related issues that matter for large-load and interconnection planning. The committee heard that, on the New England Large and Co-Located Loads Show Cause Order, “the ISO and the PTOs had requested a 90-
FERC
21 Aug 2026
FERC: Microsoft protests and seeks hearing and settlement judge procedures (ER26-3265)
FERC’s eLibrary shows a filing by Microsoft Corporation: “Protest and Motion of Microsoft Corporation for Hearing and Settlement Judge Procedures under ER26-3265.” The provided document text does not identify a specific data-center project, queue position, site, or state/county location, but it does
FERC
19 Aug 2026
FERC accepts SPP revisions to Attachment AE of its transmission tariff (ER26-2592)
According to FERC’s filing description for accession number 20260819-3087, the Commission issued a “Letter order accepting Southwest Power Pool, Inc.'s 05/21/2026 filing of revisions to Attachment AE of its Open Access Transmission Tariff etc. under ER26-2592,” which is a policy/regulatory action re