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GRR Decision Tree

GRR Decision Tree
If the current customer side is galvanized and the current utility side is not lead (i.e. copper, plastic, brass, galvanized, other) this decision tree can help determine if the service line should be classified as galvanized requiring replacement (GRR). This flowchart is based on the Federal LCRR requirements, so make sure to check what your individual state requires.

Download our decision tree

Download this decision tree by completing the form to determine if your utility side of the service line was previously made of lead.  

Icon for Lead in Drinking Water GRR flowchart

LCRI Timeline
Webinar: How the Proposed LCRI Impacts Your Current Operations
Our experts cover proposed changes to inventory, replacements, disturbances, water quality, corrosion control, sampling, and outreach. Watch it and earn a PDH.
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