KPI data tables

Hawaiian Electric operating metrics behind the KPI charts, newest period first (up to 24 periods per chart). Periods use each company's own fiscal labels where the source does; each table names its source.

Hawaiian Electric Customer Accounts by Class (Annual) (count)
PeriodResidentialCommercialIndustrialOther
2025418,80153,937739764
2024417,25353,810712761
2023416,07254,060702771
2022413,74454,416696812
2021414,71354,373698828

Source: Hawaiian Electric Industries Form 10-K for the year ended 31 Dec 2025, Selected consolidated electric utility operating statistics, Customer accounts (December 31): https://www.sec.gov/Archives/edgar/data/354707/000035470726000008/he-20251231.htm. 2025 / 2024 / 2023 / 2022 / 2021: Residential 418,801 / 417,253 / 416,072 / 413,744 / 414,713; Commercial 53,937 / 53,810 / 54,060 / 54,416 / 54,373; Industrial 739 / 712 / 702 / 696 / 698; Other 764 / 761 / 771 / 812 / 828; total 474,241 / 472,536 / 471,605 / 469,668 / 470,612. Q2 2026 Form 10-Q MD&A customer accounts (end of period) 475,892 (30 Jun 2026) versus 473,293 (30 Jun 2025): https://www.sec.gov/Archives/edgar/data/354707/000035470726000054/he-20260630.htm.

Hawaiian Electric Energy Supply Mix (Annual) (GWh)
PeriodNet generated (utility)Purchased (IPP)Customer-sited solar
20255,305.33,6741,856.5
20245,251.63,549.11,691.2
20235,3433,271.21,585.5
20225,011.93,750.41,522.4
20214,5014,153.71,418

Source: Hawaiian Electric Industries Form 10-K for the year ended 31 Dec 2025, Selected consolidated electric utility operating statistics, MWh net generated and purchased (thousands) and MWh customer-sited solar (thousands): https://www.sec.gov/Archives/edgar/data/354707/000035470726000008/he-20251231.htm. Thousand MWh equals GWh. 2025 / 2024 / 2023 / 2022 / 2021: net generated 5,305.3 / 5,251.6 / 5,343.0 / 5,011.9 / 4,501.0; purchased 3,674.0 / 3,549.1 / 3,271.2 / 3,750.4 / 4,153.7; customer-sited solar 1,856.5 / 1,691.2 / 1,585.5 / 1,522.4 / 1,418.0. Footnote 2: AES Hawaii 180 MW coal PPA expired 1 Sep 2022 and was not renewed.

Hawaiian Electric Island Electricity Sales (Quarterly) (TWh)
PeriodHawaiian Electric (Oahu)Hawaii Electric LightMaui Electric
Q2 20261.4960.260.259
Q1 20261.4570.2580.257
Q4 20251.6320.2750.285
Q3 20251.6640.2760.294
Q2 20251.5090.2570.266
Q1 20251.4530.2550.257
Q4 20241.6080.2670.276
Q3 20241.6440.2720.275
Q2 20241.470.2540.247
Q1 20241.4120.2540.24

Source: HEI earnings-release Exhibit 99, OTHER ELECTRIC UTILITY INFORMATION, Kilowatthour sales (millions). Q2 2026 (7 Aug 2026): https://www.sec.gov/Archives/edgar/data/354707/000035470726000053/heiexhibit99-8xk08x07x26.htm Hawaiian Electric 1,496 / Hawaii Electric Light 260 / Maui Electric 259. Q1 2026 (8 May 2026): https://www.sec.gov/Archives/edgar/data/354707/000035470726000035/heiexhibit99-8xk05x08x26.htm 1,457 / 258 / 257. Q4 2025 (27 Feb 2026): https://www.sec.gov/Archives/edgar/data/354707/000035470726000007/heiexhibit99-8xk02x27x26.htm Q4 1,632 / 275 / 285 and FY 2025 6,258 / 1,063 / 1,102. Q3 2025 (7 Nov 2025): https://www.sec.gov/Archives/edgar/data/354707/000035470725000062/heiexhibit99-8xk11x07x25.htm 1,664 / 276 / 294. Q2 2025 (7 Aug 2025): https://www.sec.gov/Archives/edgar/data/354707/000035470725000038/heiexhibit99-8xk08x07x25.htm 1,509 / 257 / 266. Q1 2025 (9 May 2025): https://www.sec.gov/Archives/edgar/data/354707/000035470725000024/heiexhibit99-8xk05x09x25.htm 1,453 / 255 / 257 and Q1 2024 1,412 / 254 / 240. Million kWh divided by 1,000 equals TWh.

Hawaiian Electric Net Peak Demand (Annual) (MW)
PeriodNet peak demand (MW)
20251,447
20241,424
20231,447
20221,467
20211,471

Source: Hawaiian Electric Industries Form 10-K for the year ended 31 Dec 2025, Selected consolidated electric utility operating statistics, Net peak demand (MW), footnote 3 (sum of the net peak demands on all islands served, noncoincident and nonintegrated): https://www.sec.gov/Archives/edgar/data/354707/000035470726000008/he-20251231.htm. 2025 1,447 MW; 2024 1,424 MW; 2023 1,447 MW; 2022 1,467 MW; 2021 1,471 MW.

Hawaiian Electric Renewable Portfolio Standard (Annual) (percent)
PeriodRPS (%)
202536.8
202435.8
202333.3
202231.8

Source: Hawaiian Electric Industries Form 10-K for the year ended 31 Dec 2025, Selected consolidated electric utility operating statistics, RPS (%) footnote 1, and Item 1 Renewable Portfolio Standards: https://www.sec.gov/Archives/edgar/data/354707/000035470726000008/he-20251231.htm. RPS 36.8% (2025), 35.8% (2024), 33.3% (2023), 31.8% (2022). Act 240 amended the calculation from renewable energy as a percentage of sales to a percentage of total generation. 2022 under the prior method would have been 39.1%. Statutory RPS 15% / 30% / 40% / 70% / 100% by 31 Dec 2015 / 2020 / 2030 / 2040 / 2045.

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Hawaiian Electric (HE) - KPIs | Sterling