1987
- Introduced asset management
- system First Corporate
- Social Responsibility report
- Purchased first GHG offset
- System-wide riskassessment
- process for pipeline integrity
1990's
- Introduced asset management
- system First Corporate
- Social Responsibility report
- Purchased first GHG offset
- System-wide riskassessment
- process for pipeline integrity
2000's
- Introduced asset management
- system First Corporate
- Social Responsibility report
- Purchased first GHG offset
- System-wide riskassessment
- process for pipeline integrity
2010's
- Introduced asset management
- system First Corporate
- Social Responsibility report
- Purchased first GHG offset
- System-wide riskassessment
- process for pipeline integrity
2015
- Introduced asset management
- system First Corporate
- Social Responsibility report
- Purchased first GHG offset
- System-wide riskassessment
- process for pipeline integrity
2016
- Introduced asset management
- system First Corporate
- Social Responsibility report
- Purchased first GHG offset
- System-wide riskassessment
- process for pipeline integrity
2017
- Introduced asset management
- system First Corporate
- Social Responsibility report
- Purchased first GHG offset
- System-wide riskassessment
- process for pipeline integrity
2018
- Introduced asset management
- system First Corporate
- Social Responsibility report
- Purchased first GHG offset
- System-wide riskassessment
- process for pipeline integrity
2019
- Introduced asset management
- system First Corporate
- Social Responsibility report
- Purchased first GHG offset
- System-wide riskassessment
- process for pipeline integrity
2020
- Introduced asset management
- system First Corporate
- Social Responsibility report
- Purchased first GHG offset
- System-wide riskassessment
- process for pipeline integrity
2021
- Introduced asset management
- system First Corporate
- Social Responsibility report
- Purchased first GHG offset
- System-wide riskassessment
- process for pipeline integrity
2022
- Introduced asset management
- system First Corporate
- Social Responsibility report
- Purchased first GHG offset
- System-wide riskassessment
- process for pipeline integrity