Who supplies my water · FL
Where Keystone's tap water comes from
EPA records tie Keystone to 2 water systems. Your water bill names the one that serves your address.
Hillsborough County · Population 25,211
Water systems for Keystone
Hillsborough County Water Resources (Northwest)
PWSID FL6290388 · Purity Score 99/100 (Excellent) · Confidence: moderate · Assessed at the water-system levelAbout 78% of Keystone's homes are inside Hillsborough County Water Resources (Northwest)'s service area (EPA service-area map).
Full water report for Hillsborough County Water Resources (Northwest)Hillsborough County Water Resources (Northwest): contact and record
Pasco County Utilities
PWSID FL6511361 · Purity Score 50/100 (Poor) · Confidence: moderate · Assessed at the water-system levelAbout 7% of Keystone's homes are inside Pasco County Utilities's service area (EPA service-area data).
Full water report for Pasco County UtilitiesPasco County Utilities: contact and record
System-level records from EPA. Not a test of your tap.
ZIP codes in Keystone
A ZIP code is a postal area, not a water service area. Your water bill names your supplier.