# STEEL DYNAMICS SOUTHWEST SINTON DIVISION, SINTON TX: EPA ECHO compliance status: Significant Violation

**Remediation Urgency Score:** 76/100

| Field | Value |
|---|---|
| Facility | STEEL DYNAMICS SOUTHWEST SINTON DIVISION |
| EPA Registry ID | 110072152896 |
| Address | 8534 HIGHWAY 89, SINTON, TX, 78387 |
| County | SAN PATRICIO |
| Industry (NAICS) | 331110: Iron and Steel Mills and Ferroalloy Manufacturing , 331111: Iron and Steel Mills |
| Overall compliance status | Significant Violation |
| Significant noncomplier | Yes |
| Quarters in noncompliance (last 12) | 9 |
| Clean Air Act | Violation Unaddressed; State Has Lead Enforcement |
| Formal enforcement actions (5 years) | 1 |
| Total penalties | $25,000 |
| Last penalty | 09/29/2026 |
| Inspections (5 years) | 0 |
| Watershed | Aransas |

## Why this score
- Flagged as a significant noncomplier, the highest EPA priority tier.
- 9 of the last 12 quarters in noncompliance.
- Current violation under CAA.
- 1 formal enforcement action(s) in 5 years.
- $25,000 in penalties.

Source: U.S. EPA ECHO (Enforcement and Compliance History Online) (https://echo.epa.gov/detailed-facility-report?fid=110072152896). Last refreshed: 2026-11-04T18:09:33.420Z.
Compliance data comes from EPA ECHO and may lag state records; a violation flag is not a finding of wrongdoing. Informational only; not legal or engineering advice.