PFOA
Not detected above reporting limit
- Sample date
- Reporting limit
- 0.004 µg/L
- Sample ID
- 810-89856-1
PUBLIC WATER SYSTEM
Dallas Water Utilities
Water testing, compliance records and water sources for this system. Check your utility bill to confirm your provider.
TX0570004Open in the atlas →Public drinking-water record
Drinking-water testing
Dallas Water Utilities · TX0570004. These are public water-system records, not a test of the tap water at your home.
PFAS testing
61 PFAS sample results had reported detections. Most recent PFAS sample shown here: .
PFOS
Not detected above reporting limit
- Sample date
- Reporting limit
- 0.004 µg/L
- Sample ID
- 810-89856-1
PFHxA
0.0053 µg/L
- Sample date
- Reporting limit
- 0.003 µg/L
- Sample ID
- 810-89856-1
Selected latest compound samples from the published federal system record. Multiple sample points may share a date. A detection does not establish a violation. A non-detection does not mean PFAS-free. PFOA and PFOS limits and regulatory context are separate from these historical samples.
Lead and copper
Lead: 0.00109 mg/L, period ending 2024-12-31. These are system 90th-percentile results, not individual household concentrations.
EPA UCMR5 source and sampling program · EPA ECHO compliance and lead/copper records
Measurement coverage
No measurements available here
We do not have measurements to show for Dallas Water Utilities in this section. Explore the connections below for related waters and water providers.
No measurement history available here
We do not have historical measurements to show for Dallas Water Utilities. This does not mean it is unmonitored or that its water is safe or unsafe. You can still explore the information and source links on this page.
We do not have the full history of federal test results for this system yet.
Any available samples are shown above. Missing history does not tell us whether the water meets drinking-water standards.
Water sources
Where the water comes from
Dallas Water Utilities receives water from Lake Ray Hubbard, Lake Tawakoni, Lewisville Lake, Lake Fork Reservoir, Grapevine Lake, and Ray Roberts Lake, according to the source records.
The links show sources and suppliers, not the amount being delivered today. Select one for its source record.
Sources traced upstreamSource coverage does not measure water quality or reliability.
Your water system
Where it gets water
Sources and relationships as a list
Documented current sources or suppliers for Dallas Water Utilities include Lake Ray Hubbard, Lake Tawakoni, Lewisville Lake, Lake Fork Reservoir, Grapevine Lake and Ray Roberts Lake. A relationship does not by itself establish the current delivered amount.
- Dallas Water Utilities draws from Lake Ray Hubbard. Current. The relationship is documented; a current delivered amount is not available.
- Dallas Water Utilities draws from Lake Tawakoni. Current. The relationship is documented; a current delivered amount is not available.
- Dallas Water Utilities draws from Lewisville Lake. Current. The relationship is documented; a current delivered amount is not available.
- Dallas Water Utilities draws from Lake Fork Reservoir. Current. The relationship is documented; a current delivered amount is not available.
- Dallas Water Utilities draws from Grapevine Lake. Current. The relationship is documented; a current delivered amount is not available.
- Dallas Water Utilities draws from Ray Roberts Lake. Current. The relationship is documented; a current delivered amount is not available.
Water source types explained
Surface waterWater drawn from rivers, lakes, or reservoirs.
GroundwaterWater pumped from aquifers—bodies of rock or sediment that store and transmit groundwater, not underground lakes.
Wholesale waterA regional supplier can supply your local provider without serving your household directly.
Imported waterYour drinking-water source basin can differ from the watershed where you live.