The proposed revisions to the Lead and Copper Rule mandate that all public water systems need to conduct and maintain location-based Service Line inventories.

To help utilities prepare for this new requirement, this How-To Guide walks through:

• Probable changes with the revised LCR
• Key definitions to know
• Tactics for Service Line Management
• Suggested timeline for an LSL plan
• Documenting your plan
• Preparing a preliminary inventory
• Validating and completing your inventory
• Prioritizing for replacement
• Sharing the inventory with the public