The docket identifies several areas of growth and related key considerations:
1. Increased Use of Competitive Wholesale Market Procurement
- Growth: Eversource has transitioned from using owned generation assets to competitively procuring energy service (ES) for customers, with increasing portions of its load sourced via direct market participation in the ISO New England (ISO-NE) wholesale markets.
- Key Considerations:
- The Commission has progressively directed Eversource to increase the share of its small customer group load and all of its large customer group load to be sourced through market-based self-supply (from 12.5% in 2024, to 30%, to 50% for small customers by 2025, and 100% for large customers).
- The process requires balancing competitive solicitation for the remaining load, ensuring compliance with regulatory orders, and reflecting wholesale market price dynamics in retail rates
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2. Enhanced RFP (Request for Proposals) Processes
- Growth: Eversource’s RFP process for procuring energy supply has expanded, with broad distribution to potential suppliers and more transparent selection criteria.
- Key Considerations:
- The RFP was distributed to all New England Power Pool (NEPOOL) Markets Committee members and posted publicly.
- Selection criteria include price, supplier qualifications, creditworthiness, experience, and compliance with market rules.
- Winning suppliers for August 2025-January 2026 included Constellation Energy Generation, LLC and NextEra Energy Marketing, LLC, each serving 25% of the small customer group load
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3. Changes in Rate Setting and Reconciliation
- Growth: The energy service rate structure for both small and large customers has become more sophisticated, employing weighted averages of contract prices, proxy prices for market-based supply, and regular reconciliation of prior period over- and under-recoveries.
- Key Considerations:
- Small customers receive a fixed six-month ES rate, while large customers have monthly variable rates based on market participation.
- For August 2025-January 2026, the small customer rate is increasing from 8.929 to 11.196 cents per kWh, reflecting both market and administrative factors.
- Regular review of line-loss factors and working capital requirements are mandated to ensure accuracy and fairness in rate calculation
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4. Renewable Portfolio Standard (RPS) Compliance
- Growth: Ongoing management of RPS obligations outside the ES procurement process, primarily through purchases of Renewable Energy Certificates (RECs).
- Key Considerations:
- RPS obligations and REC pricing are managed separately from the main energy supply RFP.
- Regulatory changes, such as the DOE’s 2024 order reducing Class III REC requirements, can significantly affect reconciliation balances and compliance strategies
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Each of these growth areas is tied closely to regulatory compliance, cost management, procurement transparency, and adapting to evolving wholesale market conditions.