Public water system · FL4130871
ActiveMdwasa - Main System
Community water system in Miami-Dade County, Florida, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,377,460
Service connections
560,000
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2024-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Archived |
| 2024-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Archived |
| 2023-12-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Archived |
| 2023-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Archived |
| 2020-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1992-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1992-01-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 10 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.
Mdwasa - Main System: frequently asked questions
Is Mdwasa - Main System's water safe to drink?
Mdwasa - Main System 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 Mdwasa - Main System?
Mdwasa - Main System (PWSID FL4130871) is a local government-owned community water system, regulated by the FL state drinking water program.
How many people does Mdwasa - Main System serve?
Mdwasa - Main System reports serving 2,377,460 people through 560,000 service connections in Miami-Dade County, Florida.
Where does Mdwasa - Main System get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Miami-Dade County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Hialeah, City of | Miami-Dade | 238,000 | Community | Groundwater |
| North Miami Beach | Miami-Dade | 180,000 | Community | Groundwater |
| Miami Beach, City of | Miami-Dade | 100,000 | Community | Purchased groundwater |
| North Miami, City of | Miami-Dade | 89,349 | Community | Groundwater |
| Fkaa J. Robert Dean W.T.P. | Miami-Dade | 86,000 | Community | Groundwater |
| Homestead, City of | Miami-Dade | 80,000 | Community | Groundwater |
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.