ENVIRONMENTAL
INTRODUCTION
CORPORATE CITIZENSHIP
GOVERNANCE AND TRANSPARENT REPORTING
APPENDICES
ESRT Version 2.0
Targets and Performance Sustainability Guidelines and Policies
Energy
Data-Driven Performance Innovation
GHG Emissions
Roadmap to Building Efficiency
Water
Waste Healthy Buildings Biodiversity Tenant Engagement
CASE STUDY
The Business Case Version 1.0 work projected an annual savings of $4.4 million and a 3.1-year payback. The Empire State Building’s Version 2.0 energy efficiency selected measures project to deliver a positive NPV of $4.35 million and a payback period of six years.
ENERGY SAVINGS The Empire State Building is on track to achieve our energy reduction goal by 2030. The graph to the right displays the Empire State Building’s energy reduction progress as of December 31, 2025. We have reduced energy by 49% since 2007. 9 EMISSIONS REDUCTION The graph to the right displays the Empire State Building’s carbon emissions reduction progress as of December 31, 2025. We have reduced carbon emissions by 57% since 2007. The building is expected to meet its LL97 2030 Limit, LL97 2035 Limit, and 80x30 target. 9
400,000
49% energy reduced since 2007
350,000
17.9%
19.8%
21.1% 20.3%
24.3%
25.3%
300,000
27.7%
29.3%
30.0% 27.6%
29.9%
34.5%
250,000
45.6%
49.2%
49.1% 47.5% 49.3%
51.5%
200,000
150,000
100,000
50,000
0
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Base Bldg Elec
Broadcast
Steam Retail Elec
Retail Gas
57% emissions reduced since 2007
35000
30000
26.80%
25000
32.00%
36.00%
36.10% 35.80%
36.20%
39.60%
40.80% 40.30%
43.50%
20000
46.10%
50.70%
56.00% 57.00%
56.60% 57.20%
15000
60.80% 60.90%
10000
5000
0
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Base Bldg Elec
Broadcast
Retail Elec
Steam
Retail Gas
Data is absolute and is not normalized for weather, occupancy, tenant typology, or other variables that impact utility usage apart from efficiency initiatives. This data includes broadcast consumption.
9
28 EMPIRE STATE REALTY TRUST 2025 CORPORATE SUSTAINABILITY REPORT
Made with FlippingBook interactive PDF creator