www.ameren.com
Back to Our Sustainability Approach

Data, Reports and Policy

Ameren reports on its sustainability performance following widely recognized reporting standards. These reports provide our stakeholders with transparency into how we are leading the way to a more sustainable energy future. Reporting also helps us evaluate our operations and pushes us to continuously improve how we manage our commitments to our people, our communities, our environment and our business.

Carbon Disclosure Project

Learn more about Ameren's environmental and risk management initiative through our CDP questionnaire. Ameren has participated in this voluntary disclosure report for many years.

2024 CDP Corporate Questionnaire
(Climate and Water) with Scope 1, 2, & 3
emissions assurance/verification statement

Ameren Missouri
Integrated Resource Plan

The Integrated Resource Plan (IRP) is a 20-year plan to provide reliable, affordable and resilient energy to its customers. The plan calls for investment in new on-demand energy sources to ensure the long-term stability of the energy grid and accelerated deployment of renewable energy generation. The Company's plan is environmentally responsible and consistent with its sustainability goals. The most recent IRP was filed in September 2023.

Water Resiliency Report
(PDF)

This voluntary report assesses current and future availability of water resources in Ameren’s region and in the Powder River Basin, a key portion of our supply chain. The report summarizes water resource availability trends under various climate assumptions.

Responsible Management of
Coal Combustion
Residuals (CCRs)

Consistently updated information on how we safely and responsibly handle CCRs.

St. Louis Green
Business Challenge

The St. Louis Green Business Challenge encourages businesses to implement strategies to reduce energy and waste, expand sustainability programs, and reduce environmental impact.

Policies

Waste Management Policy

We responsibly manage the wastes that are produced through our operations. Our approach includes implementing measures to avoid waste generation, recycling and reusing materials, and properly disposing of wastes that cannot be recycled.

View our Waste Management Policy

Supplier Policy

Ameren’s supplier policies ensure that the suppliers we work with meet our standards for safety, environmental and ethical performance. Our procurement department evaluates suppliers based on specific criteria, both during their initial screening and when renewing contracts. Ameren also enforces supplier policies related to business conduct and ethical performance.

Supplier Policy Details

Biodiversity Policy

  • Assess and prevent or reduce impacts on biodiversity from company actions and ongoing operations, wherever possible.
  • Promote, support and participate in wildlife conservation initiatives and programs that are responsive to and consistent with our business activities.
  • Continue to implement habitat mitigation measures or enhancements associated with projects as we improve and modernize our electric and natural gas businesses.
  • Continue to establish habitat-friendly areas on Ameren-owned properties where feasible.
  • Utilize pollinator-supportive and native plants as part of construction, maintenance and restoration activities, and in landscaping at offices, where practical.
  • Create awareness and understanding of biodiversity by engaging with co-workers and stakeholders, including the communities and customers we serve, government agencies, universities and other organizations when planning, building and operating our energy infrastructure.

Water Policy

Ameren is committed to protecting our natural resources, including reducing our water use and returning clean water to our environment. Water is a shared resource and we strive to uphold environmental standards and reduce our reliance on this critical resource in order to protect it for future generations.

View our Water Policy
Alert Info
X