Who supplies my water · NY

Where Shirley's tap water comes from

EPA records point to Suffolk County Water Authority as the water system for Shirley.

Suffolk County · Population 26,360

The water system for Shirley

System-level records from EPA. Not a test of your tap.

ZIP codes in Shirley

A ZIP code is a postal area, not a water service area. Your water bill names your supplier.

Look up water quality by ZIP code →

Follow this water

Follow Shirley's water

One email when Suffolk County Water Authority publishes a new sampling round, a result moves above or below its reference, or the system's score changes.

Follow Shirley's water →