Public water system record
City of Royse City
Serves Royse City, Rockwall County, TX · 16,400 people served
Federal records show 1 health-based violation and 8 monitoring/reporting issues for City of Royse City in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 8
Key facts
- City of Royse City buys its water from North Texas MWD Wylie WTP.
- Record on file since 1991, with 4 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 806 unknown out of 9,989 service lines.
Check whether City of Royse City serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Chlorine
Monitoring and reporting
|
Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Public Notice
OTHER
|
May 15, 2025 | Active |
|
Public Notice
OTHER
|
Dec 1, 2024 | Resolved |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Sep 29, 2024 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2023 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2018 | Resolved |
Full record since 1991
EPA's records for City of Royse City go back to 1991. Before October 19, 2016 they list 4 health-based violations (3 resolved, 1 archived by EPA without a recorded fix) and 6 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 1 | 0 |
| 2000s | 2 | 5 |
| 2010 to October 18, 2016 | 1 | 1 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 1 | 7 |
Most recent health-based violation before October 19, 2016: Total Coliform, began December 2012, Resolved.
Show all 4 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 2012 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 2007 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2007 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 1991 | Archived |
What the violations mean
LEAD AND COPPER RULE REVISIONS
1 incidentThe system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
City of Royse City buys its water from North Texas MWD Wylie WTP. It lists no wells or intakes of its own. 1 other public water system has an emergency connection to City of Royse City.
Buys water from
- North Texas MWD Wylie WTP Wylie, TX
Annual water quality report
City of Royse City must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Texas.
Certified drinking water labs by state EPA guidance for private wells