This paper provides a regional disaggregation analysis for the cities in Lebanon in terms of water and wastewater services. The analysis of electricity bills across regional water establishments shows the noticeable high cost of energy incurred to provide potable water. Around 20% of North Lebanon and Beirut and Mount Lebanon Water Establishments’ annual budget are dedicated for energy consumption for water service provision. This represents 33.6% of Beirut and Mount Lebanon Water Establishment’s operation and maintenance cost. In addition, the Bekaa Water Establishment cost of energy are higher with around 36% of their 2019 total budget was around 47% of the total operation and maintenance cost.