National taxonomy
National Water-System Taxonomy Hubs
Group U.S. community drinking-water systems by stress posture, size band, and source-water type.
Stress bands5
Size bands3
Source types2
Use these hubs as a national index layer above individual profiles and state views. Each route links into adjacent taxonomy neighborhoods so analysts can move from broad category review to market-level diagnostics without losing context.
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Stress-Band Hubs
02
Size-Band Hubs
03