Clean Water Act discharge permit · NPDES TXRNECL99
MERRICK ENGINEERING FACILITY, Waco, TX: NPDES TXRNECL99 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
MERRICK ENGINEERING FACILITY, held by Merrick Engineering, Inc., holds NPDES permit TXRNECL99. EPA’s file records it issued March 31, 2025 and expiring August 13, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
What the register holds for MERRICK ENGINEERING FACILITY: its NPDES ID, its permit type and status, its dates, its address in Waco, Texas. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXRNECL99.
Identity
| Facility as filed | MERRICK ENGINEERING FACILITY |
|---|---|
| Permittee as filed | Merrick Engineering, Inc. |
| NPDES ID | TXRNECL99 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial stormwater |
| Issued | March 31, 2025 |
| Expiration date | August 13, 2026 |
| Address | Waco, TX 76712 |
| Subwatershed | Flat Creek (HUC 120602020802) |
| NAICS | 326199 – All Other Plastics Product Manufacturing |
| SIC | 3089 – Plastics Products |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES TXRNECL99.
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES TXRNECL99.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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- One state — $4,990/year
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID TXRNECL99 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.