Water Quality Report · Updated October 07, 2026
CITY OF EDINBURG
CITY OF EDINBURG delivers tap water graded F (49/100) by TapWaterSafety.org. The utility serves approximately 85,224 residents in EDINBURG, Texas using surface water. The most significant water quality concerns are: PFAS contamination; Arsenic significantly above health guideline; Bromochloroacetic acid significantly above health guideline; Dibromoacetic acid significantly above health guideline. For questions, the utility can be reached at 956-388-8207.
Is EDINBURG tap water safe to drink?
CITY OF EDINBURG delivers tap water that earns a grade of F (49/100) from TapWaterSafety.org — a poor rating, with significant contamination concerns and/or recent violations.
The utility serves 85,224 residents in EDINBURG, drawing from surface water.
Public testing data identifies 17 contaminants in this water above EWG's health-based guidelines, including: Arsenic, Bromochloroacetic acid, Dibromoacetic acid, Haloacetic acids (HAA9), Total trihalomethanes (TTHMs), Haloacetic acids (HAA5), Dibromochloromethane, Bromodichloromethane, Bromoform, Dichloroacetic acid, Chlorite, Chloroform, Trichloroacetic acid, Uranium, Nitrate, Perfluorooctane sulfonate (PFOS), Chlorate. For most residents, a properly certified home filter at the kitchen tap is the most cost-effective way to reduce exposure to whatever's in your water. See our filter recommendations below, matched specifically to this utility's contaminant profile.
EPA compliance record
Official U.S. EPA records for CITY OF EDINBURG (system ID TX1080004) for the last 3 years. Checked 2026-10-07.
| Rule | Type | Since | Status |
|---|---|---|---|
| Stage 2 Disinfectants and Disinfection Byproducts Rule | Contaminant above the legal limit | 01/01/2025 | Resolved |
| Public Notice Rule and Revised PN Rule | Other (e.g. public notice) | 12/22/2024 | Resolved |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Missed testing or reporting | 10/01/2023 | Resolved |
Source: U.S. EPA Enforcement and Compliance History Online (ECHO), from the Safe Drinking Water Information System. See EPA's full report.
Quick actions for EDINBURG residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for CITY OF EDINBURG.
PFAS contamination
Severe concernPerfluorooctane sulfonate (PFOS) detected. PFAS are persistent chemicals linked to cancer and immune effects with no known safe exposure threshold.
Arsenic significantly above health guideline
Moderate concernArsenic detected at 2.15 ppb, 538x above the EWG health guideline of 0.004 ppb.
Bromochloroacetic acid significantly above health guideline
Moderate concernBromochloroacetic acid detected at 7.21 ppb, 360x above the EWG health guideline of 0.02 ppb.
Dibromoacetic acid significantly above health guideline
Moderate concernDibromoacetic acid detected at 10.7 ppb, 356x above the EWG health guideline of 0.03 ppb.
Contact CITY OF EDINBURG
Reach the utility directly for service issues, water quality concerns, or to request your Consumer Confidence Report.
General Contact
Treatment Plant
Recommended water filters for EDINBURG
Filters matched to the specific contaminants in this water supply.
Filter certified for PFOA/PFOS (NSF/ANSI 53 or 58)
$180-$750Reverse osmosis and some carbon block filters reduce PFAS. Look for certification to NSF/ANSI 53 or 58 for PFOA/PFOS.
Reverse osmosis certified for arsenic (NSF/ANSI 58)
$429-$599Reverse osmosis certified under NSF/ANSI 58 for arsenic is the most reliable home option.
Disclosure: TapWaterSafety earns a commission from purchases made through these links. This does not influence our scoring methodology or filter selection.
Score breakdown
This utility's overall score of 49/100 breaks down across five weighted components. Read the full methodology →
Contaminants detected — international standards comparison
Every contaminant detected, compared side-by-side against US EPA legal limits, the EU Drinking Water Directive (2020/2184), WHO Guidelines, and California's Public Health Goal (the strictest US benchmark). Why we show multiple standards →
| Contaminant | Detected | EWG US health-based |
EPA US legal |
EU DWD Europe |
WHO global |
CA PHG strictest US |
Tested sample year |
Status |
|---|---|---|---|---|---|---|---|---|
| Arsenic Heavy metal |
2.15 ppb | 0.004 | 10.0 | 10 | 10 | 0.004 | — | 538× over |
| Bromochloroacetic acid Disinfection byproduct |
7.21 ppb | 0.02 | — | — | — | — | — | 360× over |
| Dibromoacetic acid Disinfection byproduct |
10.7 ppb | 0.03 | — | — | — | — | — | 356× over |
| Haloacetic acids (HAA9) Disinfection byproduct |
17.9 ppb | 0.06 | — | — | — | — | — | 298× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
39.9 ppb | 0.15 | 80.0 | 100 | — | — | — | 266× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
16.7 ppb | 0.1 | 60.0 | 60 | — | — | — | 167× over |
| Dibromochloromethane Disinfection byproduct |
12.9 ppb | 0.1 | — | — | — | — | — | 129× over |
| Bromodichloromethane Disinfection byproduct |
7.03 ppb | 0.06 | — | — | — | — | — | 117× over |
| Bromoform Disinfection byproduct |
16.5 ppb | 0.5 | — | — | — | — | — | 33× over |
| Dichloroacetic acid Disinfection byproduct |
4.79 ppb | 0.2 | — | — | — | — | — | 24× over |
| Chlorite Disinfection byproduct |
358.9 ppb | 50.0 | 1000.0 | — | — | — | — | 7.2× over |
| Chloroform Disinfection byproduct |
2.73 ppb | 0.4 | — | — | — | — | — | 6.8× over |
| Trichloroacetic acid Disinfection byproduct |
0.672 ppb | 0.1 | — | — | — | — | — | 6.7× over |
| Uranium Radiological |
1.47 pCi/L | 0.43 | 20.0 | 30 | 30 | 0.43 | — | 3.4× over |
| Nitrate Inorganic |
0.333 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 2.4× over |
| Perfluorooctane sulfonate (PFOS) PFAS |
0.563 ppt | 0.3 | 4.0 | 100 | 100 | 1 | — | 1.9× over |
| Chlorate Disinfection byproduct |
255.9 ppb | 210.0 | — | — | — | — | — | 1.2× over |
| Aluminum Heavy metal |
123.6 ppb | 600.0 | — | 200 | — | 600 | — | Below guideline |
| Vanadium Other |
3.73 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Barium Heavy metal |
105.7 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Molybdenum Other |
5.87 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Selenium Heavy metal |
3.58 ppb | 30.0 | 50.0 | 20 | 40 | 30 | — | Below guideline |
| Bromochloromethane Other |
0.00384 ppb | 0.06 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
2.32 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Monobromoacetic acid Disinfection byproduct |
0.501 ppb | 25.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
1.33 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Perfluorobutanoic Acid (PFBA) PFAS |
0.75 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
0.0208 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Perfluorobutane sulfonate (PFBS) PFAS |
0.425 ppt | 2000.0 | — | — | — | — | — | Below guideline |
| Cyanide Inorganic |
35.0 ppb | — | 200.0 | 50 | 70 | 150 | — | Below guideline |
| Fluoride Inorganic |
0.627 ppm | — | 4.0 | 1.5 | 1.5 | — | — | Below guideline |
| Hexadecanoic acid Other |
15.7 ppb | — | — | — | — | — | — | Below guideline |
| Lithium Other |
34.9 ppb | — | — | — | — | — | — | Below guideline |
| Octadecanoic acid Other |
16.5 ppb | — | — | — | — | — | — | Below guideline |
All values in the unit of the detected level. Red cells indicate the detected level exceeds that standard. Some contaminants have limits in some jurisdictions but not others (shown as —). The "Tested" column shows the year each contaminant sample was collected.
Sources: US EPA, EU Drinking Water Directive 2020/2184, WHO Guidelines (4th ed.), California OEHHA PHGs, EWG Tap Water Database.
CITY OF EDINBURG service area
This water system serves 1 community in Hidalgo County, Texas. Click any city for its dedicated tap water quality page.
Find the right filter for EDINBURG water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.