The URL can be used to link to this page

Home My WebLink About(CM1) ENTERGY'S POWER THROUGH PROGRAM ETR PT Proposal_PA_CC_8-12-25_R-2Highly sensitive, confidential and proprietary Power Through Firm Proposal City of Port Arthur –Civic Center Greg Guilbeau Sr. Technical Sales Entergy Power Through 337-309-1480 August 12, 2025 Highly sensitive, confidential and proprietary 2 Power Through Solution Energy resilience and cost sharing solution Power Through is an innovative energy resilience service that allows you to secure backup power generation at a shared cost and with no upfront capital investment. Port Arthur Generator Grid Back Office I METER TRANSFER SWITCH GATEWAY 3 Value Proposition Standard Offering Details •No Upfront Costs •O&M Included in monthly rate •100 kW – 10 MW •In-front-of-meter interconnect •Natural gas costs included •Monthly payment added to monthly bill •Non-Residential Customers Cost of solution: Total upfront cost + lifetime O&M & overheads System Value: Avoided capacity value (Cost for Entergy to build new large scale generating unit) Host share of generator cost A B C - Participant Cost Calculation 4 Proposal: Peak Historical Demand: 361 kW Located at: 3401 Cultural Center Dr Port Arthur, Tx 77642 500 kW Natural Gas Generator Sound Attenuated Enclosure (~72 dB @ 23ft) Gas Service (Texas Gas) Turnkey Solution (ARCCO) 800A 277/480v ATS Grid-Synchronous Automatic Transfer Switch (Supply Response): 1.Entergy Outage - 10 Sec Transfer 2.Entergy Grid - Blink free Transfer Project lead time ~?? weeks post- Agreement execution 5 Projected Monthly Cost •The host customer’s financial responsibility is not to be paid upfront, but paid monthly, per the Utility Owned Distributed Generation Rider (UODG). UODG is approved by ETI. •Monthly payment will have capital recovery and post-recovery period components. •The capital recovery period will be paid over a term of Port Arthur’s choosing, from 1 to 20 years. Three term options shown here for illustrative purposes only. •Upon completion of capital recovery period, ongoing monthly cost will drop to the O & M component only (post-recovery period) cost as shown. 3401 Cultural Center Dr, Port Arthur, Tx - Account# - 139174270 - Peak Historical Demand 361 kW (10/2020) Generator size (kW) (Backup Nameplate Rating)500 Projected Total Installed (Capital) Costs $957,017 Host (Port Arthur Civic Center) Cost Allocation 50.67% Host (Port Arthur Civic Center) Allocation of Total Installed Cost $484,904 Capital Recovery Period Options*: 20 Year Term - Customer Monthly Payment $4,762 10 Year Term - Customer Monthly Payment $6,697 1 Year Term - Customer Monthly Payment $44,340 Post-Recovery Period - Customer Monthly Payment $727 8/11/2025 Port Arthur Civic Center: Potential Power Through Solution Summary BASED ON ARCCO FIRM COST ESTIMATE & PROPOSED UODG RATE SCHEDULE *20, 10 & 1-Year Term Options shown for illustrative purposes. Host Customer to select Recovery Term of 1 to 20 years. 6 Projected Monthly Cost •The host customer’s financial responsibility is not to be paid upfront, but paid monthly, per the Utility Owned Distributed Generation Rider (UODG). UODG is approved by ETI. •Monthly payment will have capital recovery and post-recovery period components. •The capital recovery period will be paid over a term of Port Arthur’s choosing, from 1 to 20 years. Three term options shown here for illustrative purposes only. •Upon completion of capital recovery period, ongoing monthly cost will drop to the O & M component only (post-recovery period) cost as shown. 3401 Cultural Center Dr, Port Arthur, Tx - Account# - 139174270 - Peak Historical Demand 361 kW (10/2020) Generator size (kW) (Backup Nameplate Rating)500 Projected Total Installed (Capital) Costs $1,258,804 Host (Port Arthur Civic Center) Cost Allocation 61.63% Host (Port Arthur Civic Center) Allocation of Total Installed Cost $775,744 Capital Recovery Period Options*: 20 Year Term - Customer Monthly Payment $7,618 10 Year Term - Customer Monthly Payment $10,713 1 Year Term - Customer Monthly Payment $70,934 Post-Recovery Period - Customer Monthly Payment $1,164 8/11/2025 Port Arthur Civic Center: Potential Power Through Solution Summary BASED ON ARCCO FIRM COST ESTIMATE & PROPOSED UODG RATE SCHEDULE *20, 10 & 1-Year Term Options shown for illustrative purposes. Host Customer to select Recovery Term of 1 to 20 years. 7 Equipment Location 8 Electrical Schematic - Current 9 Electrical Schematic – Power Through Solution 10 Next Steps 11 ✓Vendor site visit / walkdown (if needed) ✓Prepare budgetary vendor proposal & review 1.Await PUCT regulatory approval for Power Through program 2.…Or request ETI Leadership approval for Pilot Project using AFC Tariff 3.Firm up vendor proposal 4.Prepare firm vendor proposal 5.Execute customer agreement & ROW documents 6.Execute Power Through project Entergy Texas Questions? 13 Contact us at powerthrough@entergy.com or visit us at entergy.com/powerthrough to learn more. Want more information? Scan QR code to easily visit our site Restricted Use Legend and Disclaimer: The distribution of this material is limited to members of the [Board of Directors, Office of the Chief Executive, Entergy management, Corporate Risk Committee] and their designees. The information included herein is prepared solely for internal use. It may include information based on assumptions and hypothetical scenarios not representative of current business plans. These hypothetical scenarios do not represent any or all current or future Entergy business plans but are merely estimates, projections, and discussion points. As a result, actual outcomes may differ. This information may also include commercially sensitive proprietary information, legal advice from counsel, and/or other confidential non-public information not appropriate for general distribution.