Natural Gas Investigations

The Peoples Gas Light and Coke Company System Modernization Program (SMP) Documents

• 2024 – Q2 SMP Report
• 2024 – 2Q Frost Depth Recommendation Report
• 2024 – Q1 SMP Report
• 2023 – Q4 SMP Report
• 2023 – SMP Quarterly Report Engineering Study
• 2023 – Q3 SMP Report
• 2023 – Q2 SMP Report
• 2023 – Q1 SMP Report
• 2022 – Q4 SMP Report
• 2022 – Q3 SMP Report
• 2022 – Q2 SMP Report
• 2022 – Q2 Engineering Update.pdf
• 2022 – Q1 SMP Report
• 2021 – Q4 SMP Report
• 2021 – Q3 SMP Report
• 2021 – Q2 SMP Report
• 2021 – Q2 Engineering Update
• 2021 – Q1 SMP Report
• 2021 – Q1 Engineering Update
• 2020 – Q4 SMP Report
• 2020 – Q3 SMP Report
• 2020 – Q2 SMP Report
• 2020 – Q1 SMP Report
• 2019 – Q4 SMP Report
• 2019 – Q3 SMP Report
• 2019 – Q2 SMP Report
• 2019 – Q1 SMP Report
• Executive Summary
• Historical Narrative
• ICC Steps to increase Safety, Reliability, and Affordability of SMP
• 2018 – Q1 SMP Report
• 2018 – Q2 SMP Report
• 2018 – Q3 SMP Report
• 2018 – Q4 SMP Report

Liberty Consulting Review of Peoples Gas Main Replacement Program

• Peoples Gas AMRP: Liberty Eighth Quarterly Report Phase Two
• Peoples Gas AMRP: Liberty Seventh Quarterly Report Phase Two
• Peoples Gas AMRP: Liberty Sixth Quarterly Report Phase Two
• Peoples Gas AMRP: Liberty Fifth Quarterly Report Phase Two
• Peoples Gas AMRP: Liberty Fifth Quarterly Report Phase Two
• Peoples Gas AMRP: Liberty Second Quarterly Report Phase Two
• Peoples Gas AMRP: Liberty Third Quarterly Report Phase Two
• Peoples Gas AMRP: Liberty First Quarterly Report Phase Two
• Peoples Gas AMRP: Liberty Final Report Phase One

Liberty Consulting Investigation of Peoples Gas Pipeline Safety Program

• Liberty's 8th and Final Report on the Verification of Peoples Gas Pipeline Safety Program Improvements
• Liberty's 7th Quarterly Report on the Verification of Peoples Gas Pipeline Safety Program Improvements
• Liberty's 6th Quarterly Final Report
• Liberty's 5th Quarterly Report on the Verification of Peoples Gas Pipeline Safety Program Improvements
• Liberty's 4th Quarterly Report on the Verification of Peoples Gas Pipeline Safety Program Improvements
• Liberty's 3rd Quarterly Report on the Verification of Peoples Gas Pipeline Safety Program Improvements
• Liberty's 2nd Quarterly Report on the Verification of Peoples Gas Pipeline Safety Program Improvements
• Liberty's 1st Quarterly Report on the Verification of Peoples Gas Pipeline Safety Program Improvements
• Liberty Consulting: Report on an Investigation of Peoples Gas Pipeline Safety Program dated August 14, 2008

• Peoples Gas AMRP: Staff Report, Peoples Gas Compliance with Condition 5