City of Trinity
EPA ID: TX2280002 · 4,619 people served · 1 ZIP code
Federal data shows 10 unresolved violations at City of Trinity — roughly 4,619 residents in the service area.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 3 (2022) to 4 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for City of Trinity Source: EPA SDWIS service area boundaries.
Service area boundary — Grade C
Service Area Demographics
The City of Trinity serves a community with a median household income of $49,497 and an estimated 10,030 residents across its service area. Approximately 50% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 100% 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?
City of Trinity'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 2% of homes in Trinity County, Texas 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 City of Trinity compares to EPA limits
What This Means For You
Haloacetic Acids (HAA5) at 13 mg/L exceeds the EPA maximum of 0.06 mg/L. Cancer risk; reproductive & developmental effects. Consider granular activated carbon (GAC) filtration.
Lead and Copper Rule at 10 mg/L exceeds the EPA maximum of mg/L.
Stage 1 DBP Rule at 5 mg/L exceeds the EPA maximum of mg/L.
Consumer Confidence Report Rule at 4 mg/L exceeds the EPA maximum of mg/L.
Revised Total Coliform Rule at 2 presence exceeds the EPA maximum of presence.
Haloacetic Acids (HAA5) 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 Texas
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
City of Trinity (EPA ID: TX2280002) is a community water system in Texas that serves approximately 4,619 people from groundwater sources.
This system serves ZIP code 75862 in Trinity.
Average Home Safety Score: C (60/100)
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 |
|---|---|---|---|
| July 1, 2025 | Haloacetic Acids (HAA5) | Health-based | Unresolved |
| January 1, 2025 | Haloacetic Acids (HAA5) | Health-based | Unresolved |
| October 1, 2024 | Haloacetic Acids (HAA5) | Health-based | Unresolved |
| September 29, 2024 | Stage 1 DBP Rule | Monitoring | Resolved |
| July 26, 2024 | Lead and Copper Rule | Monitoring | Unresolved |
| July 1, 2024 | Haloacetic Acids (HAA5) | Health-based | Unresolved |
| July 1, 2024 | Stage 1 DBP Rule | Monitoring | Unresolved |
| November 16, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| October 13, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| July 1, 2023 | Contaminant 2946 | Monitoring | Unresolved |
| July 1, 2023 | Stage 1 DBP Rule | Monitoring | Unresolved |
| May 17, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| April 1, 2023 | Haloacetic Acids (HAA5) | Health-based | Resolved |
| March 16, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| March 5, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| February 1, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| January 11, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| January 1, 2023 | Stage 1 DBP Rule | Monitoring | Unresolved |
| January 1, 2023 | Haloacetic Acids (HAA5) | Health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 13 | Yes |
| Lead and Copper Rule | Treatment Failure | 10 | No |
| Stage 1 DBP Rule | Treatment Failure | 5 | No |
| Consumer Confidence Report Rule | Reporting Failure | 4 | Yes |
| Revised Total Coliform Rule | Microbiological | 2 | No |
| Contaminant 2946 | Other Violation | 1 | No |
| Fecal Coliform | Microbiological | 1 | No |
Health Risk Details
Haloacetic Acids (HAA5) (EPA limit: 0.06 mg/L)
Cancer risk; reproductive & developmental effects At-risk groups: pregnant women, infants, long-term consumers of chlorinated municipal water.
Removal methods: granular activated carbon (GAC), carbon block filter, reverse osmosis. Find the right filter →
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 75862 | 0.003 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: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by TX or modeled from parcel and building-footprint data.
- 75862 — Trinity
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for City of Trinity (TX2280002) on EPA.gov.
Frequently Asked Questions
Is City of Trinity water safe to drink?
City of Trinity has recorded 13 health-based violations in the past 5 years. While the system is required to treat water to meet federal standards, you may want to consider additional precautions such as a certified water filter.
How many people does City of Trinity serve?
City of Trinity serves approximately 4,619 people across 1 ZIP code in Texas.
Where does City of Trinity 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: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
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
City of Trinity (EPA ID: TX2280002) — request the latest Consumer Confidence Report or ask about specific contaminants.