San Antonio Water Department-city of
EPA ID: FL6510325 · 2,015 people served · 3 ZIP codes
Right now, San Antonio Water Department-city of shows 13 EPA violations marked active and unresolved — the provider continues to supply approximately 2,015 residents while each finding awaits closure.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for San Antonio Water Department-city of Source: EPA SDWIS service area boundaries.
Service area boundary — Grade B
Service Area Demographics
The San Antonio Water Department-city of serves a community with a median household income of $73,824 and an estimated 28,395 residents across its service area.
Environmental Justice Note: 50% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
💧 Where Does Your Water Come From?
San Antonio Water Department-city of's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
About 1% of homes in Pasco County, Florida rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Detected Contaminants
How San Antonio Water Department-city of compares to EPA limits
What This Means For You
Total Trihalomethanes (TTHM) at 3 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.
Total Coliform at 12 presence exceeds the EPA maximum of presence.
Consumer Confidence Report Rule at 11 mg/L exceeds the EPA maximum of mg/L.
Stage 1 DBP Rule at 3 mg/L exceeds the EPA maximum of mg/L.
Surface Water Treatment Rule at 3 mg/L exceeds the EPA maximum of mg/L.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 14 detections recorded. 4 exceed federal EPA limits (4 ppt for PFOA/PFOS). 3 exceed state limits.
Total Trihalomethanes (TTHM) was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
Similar-sized systems in Florida
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
SAN ANTONIO WATER DEPT-CITY OF (EPA ID: FL6510325) is a community water system in Florida that serves approximately 2,015 people from groundwater sources.
This system provides water to 3 ZIP codes across 3 communities.
Average Home Safety Score: B (81/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| May 1, 2025 | Total Coliform | Monitoring | Unresolved |
| March 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| March 1, 2025 | Total Coliform | Monitoring | Resolved |
| January 1, 2025 | Total Coliform | Monitoring | Resolved |
| January 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| January 1, 2025 | Stage 1 DBP Rule | Monitoring | Unresolved |
| November 1, 2024 | Consumer Confidence Report Rule | Monitoring | Unresolved |
| November 1, 2024 | Total Coliform | Monitoring | Unresolved |
| October 1, 2024 | Total Coliform | Monitoring | Resolved |
| October 1, 2024 | Consumer Confidence Report Rule | Monitoring | Resolved |
| August 1, 2024 | Total Coliform | Monitoring | Unresolved |
| August 1, 2024 | Consumer Confidence Report Rule | Monitoring | Unresolved |
| July 1, 2024 | Surface Water Treatment Rule | Monitoring | Resolved |
| June 1, 2024 | Consumer Confidence Report Rule | Monitoring | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Total Coliform | Microbiological | 12 | No |
| Consumer Confidence Report Rule | Reporting Failure | 11 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 3 | No |
| Stage 1 DBP Rule | Treatment Failure | 3 | No |
| Surface Water Treatment Rule | Treatment Failure | 3 | No |
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 33576 | 0.0045 mg/L | No | N/A |
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 3 (Low Risk)
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Coverage: 2 ZIP codes confirmed via EPA Community Water System Service Area Boundaries v3 plus 1 additional ZIP inferred from SDWIS registry data. The EPA-confirmed set is the most reliable; SDWIS-inferred entries may be narrower than the real deployment area.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for San Antonio Water Department-city of (FL6510325) on EPA.gov.
Frequently Asked Questions
Is San Antonio Water Department-city of water safe to drink?
San Antonio Water Department-city of has only monitoring/reporting violations, which are procedural in nature. The system meets federal health-based standards.
How many people does San Antonio Water Department-city of serve?
San Antonio Water Department-city of serves approximately 2,015 people across 3 ZIP codes in Florida.
Where does San Antonio Water Department-city of get its water?
The primary water source is groundwater.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: FDEP PWS Lead Service Line Inventories (LSLI) · Submitted 2024
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.
Frequently Asked Questions
What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
San Antonio Water Department-city of (EPA ID: FL6510325) — request the latest Consumer Confidence Report or ask about specific contaminants.