B64/100
Progreso Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 31,484 residents · Texas
What's In Progreso's Tap Water?
54
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
6
Violations (last 5yr)
1
Unresolved
5
Health-Related
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: April 1, 2022 – June 30, 2022Enforcement: Formal — state order issued
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2022 – March 31, 2022Enforcement: Formal — state order issued
TIER 3Resolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: December 30, 2021 – February 4, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2021 – December 31, 2021Enforcement: Formal — state order issued
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2021 – September 30, 2021Enforcement: Formal — state order issued
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
MILITARY HWY WSC LAS RUSIAS
Population Served
17,943
Water Source
Purchased Surface Water
System ID
TX1080067
MILITARY HWY WSC PROGRESO
Population Served
12,198
Water Source
Groundwater
System ID
TX1080234
MILITARY HWY WSC WESLACO
Population Served
1,343
Water Source
Purchased Surface Water
System ID
TX1080235
Frequently Asked Questions About Progreso Water
Is Progreso tap water safe to drink?
Progreso, Texas tap water receives a grade of B (64/100), which is considered good. Out of 69 contaminants tested, none exceed EPA maximum contaminant levels (MCLs) and 1 exceed health guidelines (MCLGs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in Progreso's water?
Of the 69 contaminants tested in Progreso's water supply, the most notable include strontium. No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Progreso have any water quality violations?
Yes, Progreso has 74 EPA violation(s) on record, with the most recent in 2025. Violation types include MCL, MR, Other. 50 of these are health-based violations, which are the most serious category.
Do I need a water filter in Progreso?
Progreso water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. 1 contaminant(s) exceed these stricter goals.
Where does Progreso's tap water come from?
Progreso's drinking water is sourced from purchased surface water and supplied by MILITARY HWY WSC LAS RUSIAS and 2 other water system(s). The system serves approximately 31,484 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Progreso's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Progreso's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Progreso's water compare to other cities in Texas?
Progreso's water quality score of 64/100 earns a grade of B, which is considered good. This is an above-average score compared to many cities nationwide. Visit our Texas state page to see how all cities in the state compare.
What should I do if I'm concerned about Progreso's water quality?
If you have concerns about Progreso's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (MILITARY HWY WSC LAS RUSIAS) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.