Public water system · FL2100610
ActiveKeystone Postmaster Grid
Community water system in Clay County, Florida, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
5,092
Service connections
1,845
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2001-01-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1984-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Toxaphenecode 2020 | No | Archived |
| 1984-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Methoxychlorcode 2015 | No | Archived |
| 1984-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Endrincode 2005 | No | Archived |
| 1984-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Lindane (gamma-BHC)code 2010 | No | Archived |
All 5 violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Keystone Postmaster Grid: frequently asked questions
Is Keystone Postmaster Grid's water safe to drink?
Keystone Postmaster Grid is an active community water system regulated under the Safe Drinking Water Act, overseen by the FL state drinking water program. EPA's SDWA data records violations for this system — the most recent are listed on this page; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs Keystone Postmaster Grid?
Keystone Postmaster Grid (PWSID FL2100610) is a private-owned community water system, regulated by the FL state drinking water program.
How many people does Keystone Postmaster Grid serve?
Keystone Postmaster Grid reports serving 5,092 people through 1,845 service connections in Clay County, Florida.
Where does Keystone Postmaster Grid get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Clay County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Orange Park Grid | Clay | 127,904 | Community | Groundwater |
| Lake Asbury Grid | Clay | 27,001 | Community | Groundwater |
| Town of Orange Park | Clay | 8,668 | Community | Groundwater |
| City of Green Cove Springs WTP | Clay | 7,000 | Community | Groundwater |
| Wilkinson Schools | Clay | 1,822 | Non-transient non-community | Groundwater |
| St. Johns Landing Apartments | Clay | 1,310 | Community | Groundwater |
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