# Trilogy Epc LLC: stormwater general permit coverage TXR1509ZO for Grand Teton Energy Site, Calhoun County, TX

**Score:** 55/100

| Field | Value |
|---|---|
| Company / public body | Trilogy Epc LLC |
| Customer type | Organization |
| Site | Grand Teton Energy Site |
| Program | Stormwater general permit coverage |
| Authorization ID | TXR1509ZO |
| Authorization status | Active |
| Location | Calhoun County, TX |
| TCEQ region | 14 |
| Registry status date | 2026-09-25 |
| Regulated entity (RN) | RN112536917 |

## Why this score
- Active authorization: ongoing compliance work.
- Construction stormwater: SWPPP and inspections needed.

Source: Texas Commission on Environmental Quality (TCEQ) Central Registry, five regional files (data.texas.gov) (https://data.texas.gov/d/tzyg-j7q4). Last refreshed: 2026-11-04T06:10:48.783Z.
From the TCEQ Central Registry. The date shown is the regulated entity's registry status date, which changes when a site is created or its record is updated; an authorization status is administrative and says nothing about compliance. Individuals, sole proprietorships, occupational licenses and home septic records are excluded, and no street addresses are kept. Verify in TCEQ Central Registry.