(800) 669-5556

Ameren Illinois

CUB’s report on gas market volatility: October

Gas prices for six of Illinois’ 9 major utilities are elevated, compared with a year ago, led by Liberty Utilities, which is charging a supply price that is about 153 percent higher; Nicor Gas, with a price about 39 percent higher, and MidAmerican Energy, which is charging a price that…...

Read more

CUB Alerts Ameren Illinois Customers: Utility’s Price for Electricity has Dropped 31 Percent as of October 1st

After a hot, expensive summer, Ameren Illinois’ new price for electricity has dropped by more than 30 percent as of Oct. 1, the Citizens Utility Board (CUB) said in a consumer alert Wednesday. The watchdog urged consumers to review the “Electric Supply” section of their bills to confirm they are…...

Read more

CUB’s report on gas-market volatility: September

Gas prices for six of Illinois’ 9 major utilities are elevated, compared with a year ago, led by Liberty Utilities, which is charging a supply price that is about 157 percent higher; MidAmerican Energy, which is charging a price that is about 52 percent higher; and Nicor Gas, with a…...

Read more

ICC forums in Springfield, East St. Louis give Ameren Illinois customers chance to protest utility’s push for fourth gas rate hike in just 7 years

Illinois Commerce Commission forums in Springfield and East St. Louis give Ameren customers an opportunity to speak out against their utility’s $131.1 million gas rate-hike request–what would be the fourth rate hike the company has received in less than a decade. The ICC’s forums were requested by Illinois PIRG. One…...

Read more

CUB’s report on gas-market volatility: August

Gas prices for seven of Illinois’ 9 major utilities remained elevated compared with a year ago, led by Liberty Utilities, which is charging a supply price that is about 208 percent higher; Nicor Gas, which is charging a price about 44 percent higher; and Peoples Gas, with a price about…...

Read more

CUB’s report on gas-market volatility: July

Gas prices for eight of Illinois’ 9 major utilities remained elevated compared with a year ago, led by Nicor Gas, with a supply price that is about 50 percent higher; Liberty Utilities, with a price about 45 percent higher; and Peoples Gas, with a price about 38 percent higher. Only…...

Read more

Amid 50% Increase in Ameren’s Power Price, CUB Calls on Utility to Work With Customers to Keep Them Safe, Cool, Connected This Summer

As Ameren Illinois customers face a 50 percent increase in the price of power, the Citizens Utility Board (CUB) on Wednesday called for the utility to work with people struggling to afford their bills this summer so they can keep their electricity on and protect themselves from dangerous heat.  “This…...

Read more

Elevated prices: CUB’s June report on gas market volatility

Gas prices for eight major Illinois utilities remained elevated compared with a year ago, led by Peoples Gas, which is charging a supply price that is about 97 percent higher; Nicor Gas, which is charging a price about 59 percent higher; and North Shore Gas, with a price about 55…...

Read more

CUB Warns Ameren Customers of June 1 Electricity Price Spike

Ameren Illinois’ summer price for electricity will soar by an estimated 50 percent on June 1, the Citizens Utility Board (CUB) warned in a consumer alert Thursday, as the watchdog urged the utility to work with customers struggling to pay their bills so they can keep their power on during…...

Read more

News Release: Breakthrough Agreement with Ameren will Accelerate Clean Energy, Cut Costs with Smarter Grid Planning

Today the Citizens Utility Board (CUB), Environmental Defense Fund (EDF), and Environmental Law & Policy Center (ELPC) have announced they reached a settlement with Ameren to integrate grid-enhancing technologies (GETs) into transmission planning in its service territory in Illinois, helping maximize customer benefits of Ameren’s transmission investments. (CUB Note: This…...

Read more
Join the fight for lower utility bills in 2026!