Clean Water Act discharge permit · NPDES TX0106461

HAWKINS NITROGEN FACILITY, Hawkins, TX: NPDES TX0106461 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
8Pollutants under a numeric limit
2Pollutants with an effluent exceedance

HAWKINS NITROGEN FACILITY, held by PRAXAIR INC, holds NPDES permit TX0106461, which discharges to Rogers Ck;Sabine Rv Below Lk Tawakoni. EPA’s file records it issued March 18, 2016 and expiring March 1, 2021. 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.

Identity

Facility as filed	HAWKINS NITROGEN FACILITY
Permittee as filed	PRAXAIR INC
NPDES ID	TX0106461
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	March 18, 2016
Expiration date	March 1, 2021
Address	Hawkins, TX 75765
Receiving water	ROGERS CK;SABINE RV BELOW LK TAWAKONI
Subwatershed	Rogers Creek-Sabine River (HUC 120100020107)
SIC	2813 – Industrial Gases

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

8Pollutants on file
8Under a numeric limit
2With a violation of any kind
2With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Solids, total suspended	2	3	3	October 31, 2022	448% over the limit
Oil & Grease	2	3	3	April 30, 2012	149% over the limit
Oxygen demand, chem. [high level] [COD]	2	0	0
pH	2	0	0
Chromium, hexavalent [as Cr]	2	0	0
Chromium, total [as Cr]	2	0	0
Flow, in conduit or thru treatment plant	2	0	0
Temperature, water deg. fahrenheit	1	0	0

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 TX0106461.

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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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 TX0106461 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

This public-records page covers NPDES permit TX0106461 for the HAWKINS NITROGEN FACILITY in Hawkins, TX, held by PRAXAIR INC and discharging to ROGERS CK;SABINE RV BELOW LK TAWAKONI within the Rogers Creek-Sabine River watershed (HUC 120100020107). The permit is listed as administratively continued, a Minor discharger class, with 8 pollutants under a numeric limit and 2 pollutants with an effluent exceedance.