Ameren
Ameren Corporation is a regulated electric and natural gas utility serving customers in Missouri and Illinois. The company provides reliable energy delivery, smart grid infrastructure, and renewable energy programs. Ameren Illinois implements the Green Button Connect My Data program (Share My Usage) based on the ESPI standard, enabling authorized third parties to access customer energy usage data. Ameren also operates a Renewables Portal for community solar generation owners and participates in grid modernization initiatives.
APIs
Ameren Share My Usage API
The Ameren Illinois Share My Usage API implements the Green Button Connect My Data program, providing authorized third parties access to up to 24 months of historical electric e...
Ameren Renewables Portal API
The Ameren Renewables Portal enables generation owners to manage community solar and collectively owned generation facilities, track subscriber accounts, and manage billing usag...
Features
Standard-based program (ESPI/NAESB) enabling authorized third parties to access customer electric energy usage data with OAuth customer authorization for energy analysis, billing, and research.
Advanced smart meter deployment enabling two-way communication, real-time usage monitoring, and automated data collection for Illinois and Missouri service territories.
Online portal for community solar and generation owners to manage subscriber accounts and billing usage credits in Illinois.
Advanced outage detection, automated notification, and faster power restoration capabilities through smart grid infrastructure.
Rebates and incentive programs for residential and business customers to reduce energy consumption and improve efficiency.
Use Cases
Authorized third parties access up to 24 months of customer energy usage data for energy efficiency analysis, billing comparisons, and academic research.
Generation owners manage community solar subscriber accounts and billing credits through the Renewables Portal.
Third-party apps and devices integrate with Ameren usage data via Green Button to provide energy management and automation services.
Retail electric suppliers and comparison platforms access usage data to provide customers with competitive supply options.
Integrations
Ameren Illinois participates in the national Green Button initiative providing standardized energy data access across utilities.
Aclara serves as Ameren Illinois's authorized data custodian for the Share My Usage Green Button program.
Energy Services Provider Interface standard from NAESB for energy usage data exchange in XML format via authenticated API.