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WaterVerge

Water quality report · updated Jul 2026

Is Dalworthington Gardens, TX Tap Water Safe to Drink?

Graded B+, with 18 unresolved violations on record. See what was cited — and what it means for your tap. What to do ↓

0 contaminants over a legal limit
5.3 ppb lead, 90th percentile
18 unresolved violations
2K people served by 1 water system

PWSID TX2200047 · moderate data confidence · local government utility

Reviewed by WaterVerge Editorial Team · Last updated July 2026
B 80.5 / 100

#346 of 1067Texas cities
How we grade →

01The verdict: is Dalworthington Gardens water safe?

Dalworthington Gardens's drinking water has significant quality concerns based on EPA testing data. With a grade of B+ (80.5/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 2,330 residents using surface water (rivers, lakes, or reservoirs).

The concern

18 unresolved violations on record

EPA records show open compliance items for this system. Most are administrative, but unresolved items are worth watching.

See what was cited ↓
The good news

Top half in Texas

Dalworthington Gardens ranks #346 of 1067 graded Texas cities.

See the comparison ↓
Keep watching

1 violation in the last five years

Recent compliance history is the best predictor of future problems — the year-by-year record is below.

See the record ↓

Dalworthington Gardens's drinking water received a grade of B+ (80.5 out of 100), indicating good water quality. The city's 1 water system serves approximately 2,330 residents using purchased surface water.

Lead levels were measured at 5.3 ppb (90th percentile), which is within EPA limits but above recommended levels. This system has not yet been tested for PFAS under the EPA UCMR 5 program. The system has 25 violations on record, including 0 health-based violations. 18 remain unresolved.

Dalworthington Gardens ranks #346 out of 1067 cities in Texas for water quality, placing it mid-range in the state. The city draws from surface water sources, which are more susceptible to seasonal runoff and agricultural contamination, requiring extensive multi-barrier treatment including coagulation, filtration, and disinfection. While lead levels are within EPA limits, they are above the recommended 5 ppb threshold that health organizations consider ideal. A point-of-use filter adds an extra layer of protection. As a small community water system, Dalworthington Gardens may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

How the 80.5/100 breaks down Methodology →
ViolationsHistorical violation record including health-based and monitoring violations.
41.5 / 45A
Lead & CopperLead at 5.3 ppb (90th percentile).
18 / 20A
ContaminantsPFAS + legacy contaminant analysis.
17 / 20B
ComplianceMonitoring and reporting compliance with EPA regulations.
0 / 10F
Source RiskWater source: Purchased surface water.
4 / 5B

02What's in Dalworthington Gardens's water

Every contaminant flagged in Dalworthington Gardens, on one shared scale: distance to its own legal limit. The red line is the limit — anything past it is out of compliance, and the closer a bar gets, the less headroom the system has.

1 detection · sorted by % of legal limit
Over the limit Elevated — watch Within limits
0 50% LEGAL LIMIT 150%
1 contaminant tested under EPA SDWIS, LCR and UCMR programs · 1 detected · not yet tested for PFAS under UCMR 5

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 5.3 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

03Dalworthington Gardens's ten-year track record

Each box is one year. A green check means no EPA violations; a numbered badge counts that year's violations — red if any were health-based, amber if they were monitoring or paperwork issues. The system has 25 violations on record, including 0 health-based violations. 18 remain unresolved.

6 of the last ten years were clean. The numbered years had EPA violations — red when any were health-based, amber when they were paperwork or missed-testing issues.

4 monitoring & paperwork 1 still unresolved
UpdateWater quality data updatedLatest EPA compliance and testing data incorporated into Dalworthington Gardens's water quality assessment. Grade: B+ (80.5/100).
Violation1 drinking water violation recordedContaminants: Public Notice.Open
Violation1 drinking water violation recordedContaminants: Chlorine.Resolved
DisasterTROPICAL STORMS MARCO AND LAURAFederal disaster declaration (FEMA DR-3540). Hurricane event — may have impacted local water infrastructure.
Violation1 drinking water violation recordedContaminants: Chlorine.Resolved
DisasterHURRICANE HARVEYFederal disaster declaration (FEMA DR-4332). Hurricane event — may have impacted local water infrastructure.
Lead, 90th percentileppb · lower is better
0510152025EPA action level · 15 ppb1993 — 6.7 ppb1994 — 2.8 ppb1995 — 5 ppb1996 — 4 ppb1999 — 2.6 ppb2008 — 6.2 ppb2023 — 6.2 ppb2024 — 22 ppb2025 — 5.3 ppb6.75.319931995199920232025

Down 1.4 ppb since 1993. Latest reading: 5.3 ppb (2025) — 36% of the action level. Sampled at higher-risk homes (90th percentile).

04Where Dalworthington Gardens's water comes from

Dalworthington Gardens's drinking water comes primarily from surface water sources such as rivers, lakes, or reservoirs.

Source

Purchased Surface Water

Rivers, lakes, or reservoirs — more exposed to runoff, agriculture, and seasonal swings than groundwater.

Treatment

Wholesale supplier

Multi-barrier treatment: coagulation, sedimentation, filtration, and disinfection to meet EPA standards.

Distribution

1 system

1 water system, operated under local government ownership.

Delivery

2,330 people

Residents served across Dalworthington Gardens's service area.

Surface water systems require multi-stage treatment including coagulation, sedimentation, filtration, and disinfection to meet EPA Safe Drinking Water Act standards. These sources can be impacted by seasonal changes, stormwater runoff, upstream agriculture, and industrial discharge. The system is operated by local government ownership and serves approximately 2,330 people through 1 water system.

System namePWSIDPopulationSource
CITY OF DALWORTHINGTON GARDENS TX2200047 2,330 Purchased Surface Water

Water bodies near Dalworthington Gardens

W Fk Trinity Rv At Beach St, Ft Worth · river Big Fossil Ck At Haltom City · river Village Ck At Everman · river Lk Arlington At Arlington · lake W Fk Trinity Rv At Greenbelt Rd, Fort Worth · river

As a surface-water system, these water bodies may directly influence Dalworthington Gardens's drinking water supply.

05Pressure on Dalworthington Gardens's watershed

Outside forces that shape what reaches the treatment plant. None of these is a verdict on the tap by itself — but each adds pressure worth knowing about.

Industrial discharge

Present — monitored

5 facilities within 10 miles reported 1k lb released to surface water in the latest EPA Toxics Release Inventory. Proximity doesn't equal tap contamination — treatment and hydrology decide — but it's pressure on the watershed.

NORTH AMERICAN GALVANIZING CO HURST — zinc compounds 917 lb · 8.6 mi
SABRE INDUSTRIES — manganese compounds 196 lb · 4.9 mi
BELL PLANT 1 — chromium 33 lb · 8.4 mi
+ 2 more facilities

Flood & storm history

Recurring — declared disasters

6 federal disaster declarations on record for Tarrant County. Flooding and severe storms can overwhelm treatment plants, cause sewage overflows, and push runoff into supplies.

TROPICAL STORMS MARCO AND LAURA Aug 2020 · DR-3540
HURRICANE HARVEY Aug 2017 · DR-4332
HURRICANE IKE Sep 2008 · DR-3294

06How Dalworthington Gardens compares

Scores for nearby Texas cities on one line, with the average marked.

Dalworthington Gardens (this city)
80.5 · B+
Dallas
36.2 · F
Fort Worth
34.5 · F
San Antonio
33.1 · F
Austin
31.2 · F
Houston
27.8 · F

dashed line = Texas average (46/100)

Dalworthington Gardens scores 80.5/100above the Texas average of 46/100. It outscores 9 of 10 nearby cities. Full Texas rankings →

Tarrant water quality rankings
Compare all cities in the county — grades, violations, and contaminant data side by side.

07What to do at home

Steps matched to what testing actually found in Dalworthington Gardens's water — not generic advice.

Because of lead

Filter drinking & cooking water

NSF-certified water filter. Lead detected at 5.3 ppb

Compare tested filters →
Because lead was detected

Flush taps & check your service line

Lead leaches from pipes as water sits. Run cold water 30 seconds before drinking (especially mornings), and ask the utility whether your address still has a lead service line.

Lead risks explained →
Stay informed

Watch for Dalworthington Gardens alerts

This area has a history of flood declarations — after severe weather, watch for boil-water advisories from the utility, and check the live alerts on this page.

All water alerts →

Frequently asked questions

Is Dalworthington Gardens, TX tap water safe to drink?

Dalworthington Gardens's water quality earned a grade of B+ (80.5/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #346 out of 1067 cities tested in Texas.

What contaminants are in Dalworthington Gardens's water?

Lead was measured at 5.3 ppb (90th percentile). 25 violations are on record.

How is Dalworthington Gardens's water quality grade calculated?

The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.

Do I need a water filter in Dalworthington Gardens?

While lead levels are within EPA limits, a filter adds extra protection. Based on current data, basic filtration should suffice for additional peace of mind.

Where does Dalworthington Gardens's water come from?

Dalworthington Gardens's water is sourced from Purchased surface water. The city has 1 water system serving approximately 2,330 residents.

How does Dalworthington Gardens's water compare to other cities?

Dalworthington Gardens ranks #346 out of 1067 cities in Texas (better than 68% of state cities) and #7747 out of 15382 cities nationally (50th percentile). The grade of B+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Dalworthington Gardens's small water system affect quality?

Dalworthington Gardens's system serves approximately 2,330 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has 25 violations on record.

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About Dalworthington Gardens, TX: Dalworthington Gardens is a city in Tarrant County, Texas, United States and a suburb of Arlington. Median household income $108,750 · median home value $453,531 · median age 52.2 · 83.1% homeowners · 45% college educated. Wikipedia → Service area: 1 ZIP code across Tarrant.
Show ZIP codes 76016
Sources: EPA SDWIS & ECHO · UCMR 3–5 · Lead & Copper Rule samples · EPA TRI · U.S. Drought Monitor · FEMA declarations. Data last updated Jul 2026. Analysis by the WaterVerge Editorial Team · methodology.