# Martin Marietta Materials Southwest LLC: aggregate registration renewed (Mm - Highway 211, Bexar County, TX)

**Score:** 50/100

| Field | Value |
|---|---|
| Operator | Martin Marietta Materials Southwest LLC |
| Site | Mm - Highway 211 |
| Registration | AP0002529 |
| Event | Annual renewal approved (2026-09-14) |
| Materials | LIMESTONE |
| Acres disturbed | 130 |
| Registered since | 2017-10-02 |
| Expires | 2027-10-02 |
| Location | San Antonio, Bexar County, TX |

## Why this score
- Renewed this year.
- 100+ acres disturbed.
- Crushed stone.

Source: Texas Commission on Environmental Quality Aggregate Production Operations registrations (data.texas.gov) (https://data.texas.gov/d/9ixa-7k3m). Last refreshed: 2026-10-28T20:50:58.087Z.
From TCEQ Aggregate Production Operation registration data. Dates and status are as recorded by TCEQ; verify with TCEQ before relying on a record. Operators registered under an individual's name are excluded, and mailing addresses are not shown.