Clean Water Act discharge permit · NPDES TXG110766

REDI-MIX LEWISVILLE, Lewisville, TX: NPDES TXG110766 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
20Pollutants under a numeric limit
2Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

REDI-MIX LEWISVILLE, held by REDI-MIX LLC, holds NPDES permit TXG110766, which discharges to Prairie Creek. EPA’s file records it issued November 29, 2016 and expiring November 7, 2021. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	REDI-MIX LEWISVILLE
Permittee as filed	REDI-MIX LLC
NPDES ID	TXG110766
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
Issued	November 29, 2016
Expiration date	November 7, 2021
Address	Lewisville, TX 75057
Receiving water	PRAIRIE CREEK
Subwatershed	Prairie Creek-Elm Fork Trinity River (HUC 120301031001)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

20Pollutants on file
20Under a numeric limit
18With 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
pH	2	49	5	March 31, 2016
Solids, total suspended	1	23	1	September 30, 2008	11% over the limit
Oil & Grease	1	22	0
Flow, in conduit or thru treatment plant	1	22	0
Arsenic, total [as As]	2	11	0
Barium, total [as Ba]	2	11	0
Cadmium, total [as Cd]	2	11	0
Chromium, total [as Cr]	2	11	0
Copper, total [as Cu]	2	11	0
Lead, total [as Pb]	2	11	0
Manganese, total [as Mn]	2	11	0
Nickel, total [as Ni]	2	11	0
Silver, total [as Ag]	2	11	0
Zinc, total [as Zn]	2	11	0
Selenium, total [as Se]	2	11	0
Mercury, total [as Hg]	2	11	0
LC50 Pass/Fail Static 24Hr Acute D. Pulex	2	6	0
LC50 Pass/Fail Static 24Hr Acute Pimephales promelas	2	6	0
Whole effluent toxicity - retest #1	2	0	0
Whole effluent toxicity - retest #2	2	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 TXG110766.

Inspections

EPA’s inspection file holds no inspection for NPDES TXG110766.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES TXG110766.

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 TXG110766 there.

REDI-MIX LEWISVILLE, Lewisville, Texas: Coverage under a general permit TXG110766, held by REDI-MIX LLC; Administratively continued (past its expiration date and still in force until reissued); issued November 29, 2016, term to November 7, 2021; discharges to PRAIRIE CREEK.

pH: 2 limits, 49 violations of any kind, 5 effluent exceedances, latest March 31, 2016.
Solids, total suspended: 1 limit, 23 violations of any kind, 1 effluent exceedance, latest September 30, 2008, largest 11% over the limit.
Oil & Grease: 1 limit, 22 violations of any kind, 0 effluent exceedances.
Flow, in conduit or thru treatment plant: 1 limit, 22 violations of any kind, 0 effluent exceedances.
Arsenic, total [as As]: 2 limits, 11 violations of any kind, 0 effluent exceedances.
Barium, total [as Ba]: 2 limits, 11 violations of any kind, 0 effluent exceedances.
Cadmium, total [as Cd]: 2 limits, 11 violations of any kind, 0 effluent exceedances.
Chromium, total [as Cr]: 2 limits, 11 violations of any kind, 0 effluent exceedances.
Copper, total [as Cu]: 2 limits, 11 violations of any kind, 0 effluent exceedances.
Lead, total [as Pb]: 2 limits, 11 violations of any kind, 0 effluent exceedances.
Manganese, total [as Mn]: 2 limits, 11 violations of any kind, 0 effluent exceedances.
Nickel, total [as Ni]: 2 limits, 11 violations of any kind, 0 effluent exceedances.
Silver, total [as Ag]: 2 limits, 11 violations of any kind, 0 effluent exceedances.
Zinc, total [as Zn]: 2 limits, 11 violations of any kind, 0 effluent exceedances.
Selenium, total [as Se]: 2 limits, 11 violations of any kind, 0 effluent exceedances.
Mercury, total [as Hg]: 2 limits, 11 violations of any kind, 0 effluent exceedances.
LC50 Pass/Fail Static 24Hr Acute D. Pulex: 2 limits, 6 violations of any kind, 0 effluent exceedances.
LC50 Pass/Fail Static 24Hr Acute Pimephales promelas: 2 limits, 6 violations of any kind, 0 effluent exceedances.
Whole effluent toxicity - retest #1: 2 limits, 0 violations of any kind, 0 effluent exceedances.
Whole effluent toxicity - retest #2: 2 limits, 0 violations of any kind, 0 effluent exceedances.

Other permits held by REDI-MIX LLC

REDI-MIX PROSPER, Prosper: TXG110746, issued November 29, 2016
REDI-MIX WAXAHACHIE, Waxahachie: TXG110747, issued November 29, 2016
REDI-MIX NORTH DALLAS, Dallas: TXG110750, issued November 29, 2016
REDI-MIX DENTON, Denton: TXG110751, issued November 29, 2016
REDI-MIX DALLAS, Dallas: TXG110753, issued November 16, 2016
REDI-MIX SHERMAN, Sherman: TXG110755, issued November 29, 2016
REDI-MIX ALLIANCE, Northlake: TXG110756, issued November 29, 2016
REDI-MIX FRISCO, Frisco: TXG110760, issued November 29, 2016
REDI-MIX DESOTO, Desoto: TXG110761, issued November 29, 2016
REDI-MIX GAINESVILLE, Gainesville: TXG110764, issued November 29, 2016

REDI-MIX LEWISVILLE among its neighbors

EPA’s permit file holds 42 discharge permits in the Prairie Creek-Elm Fork Trinity River subwatershed (HUC 120301031001), TXG110766 among them. Its county holds 1,238, 16 of them major permits; TXG110766 is a minor permit.

Other permits in the Prairie Creek-Elm Fork Trinity River subwatershed (HUC 120301031001)

ANTHEM VILLAGE MULTIFAMILY, Lewisville: TXR1569TX, minor permit, discharging to UNNAMED TRIBUTARY OF PRAIRIE CREEK, permit term to March 4, 2028
BIO SYNTHESIS, Lewisville: TXRNECQ60, minor permit, permit term to August 13, 2026
CORPORATE DR SEGMENTS 4 & 5, Lewisville: TXR1502RA, minor permit, discharging to ELM FORK TRINITY RIVER BELOW LEWISVILLE LAKE, permit term to March 4, 2028
CORPORATE DR SEGMENTS 4 & 5, Lewisville: TXR1579RC, minor permit, discharging to ELM FORK TRINITY RIVER BELOW LAKE LEWISVILLE, permit term to March 4, 2028
CORPORATE DRIVE SEGMENT 2 & 3, Lewisville: TXR1501PV, minor permit, discharging to ELM FORK TRINITY RIVER BELOW LEWISVILLE LAKE, permit term to March 4, 2028
CORPORATE DRIVE SEGMENT 2 & 3, Lewisville: TXR1597PV, minor permit, discharging to ELM FORK TRINITY RIVER BELOW LEWISVILLE LAKE, permit term to March 4, 2028
CP MIDWAY - HWY 121 MULTIFAMILY, Lewisville: TXR1582RB, minor permit, discharging to MIDWAY BRANCH, permit term to March 4, 2028
DCTA OPERATIONS & MAINTENANCE FACILITY, Lewisville: TXR05DY61, minor permit, permit term to August 13, 2026
DDF1 - P2, Lewisville: TXR1519XH, minor permit, discharging to TIMBER CREEK, permit term to March 4, 2028
FIRST BUILDING F, Lewisville: TXR1573UF, minor permit, discharging to MIDWAY BRANCH, permit term to March 4, 2028

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

This public-records page covers NPDES permit TXG110766, held by REDI-MIX LLC for the facility REDI-MIX LEWISVILLE in Lewisville, TX, which discharges to Prairie Creek within the Prairie Creek-Elm Fork Trinity River subwatershed (HUC 120301031001). The permit is listed as administratively continued, with 20 pollutants on file, 18 under a numeric limit, 20 with a violation of any kind, and 2 with an effluent exceedance.