Clean Water Act discharge permit · NPDES TX0123820

WOLF HOLLOW I, Granbury, TX: NPDES TX0123820 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MajorDischarger class
28Pollutants under a numeric limit
7Pollutants with an effluent exceedance
1Inspections on file
0Formal enforcement actions

WOLF HOLLOW I, held by WOLF HOLLOW SERVICES LLC, holds NPDES permit TX0123820, which discharges to Pipeline To Brazos River Below Lake. EPA’s file records it issued May 21, 2015 and expiring May 1, 2019.

WOLF HOLLOW I, Granbury, Texas: Individual permit TX0123820, held by WOLF HOLLOW SERVICES LLC; Administratively continued (past its expiration date and still in force until reissued); issued May 21, 2015, term to May 1, 2019; discharges to PIPELINE TO BRAZOS RIVER BELOW LAKE.

Oil & Grease: 6 limits, 26 violations of any kind, 16 effluent exceedances, latest January 31, 2025, largest 99,999% over the limit.
Nitrogen, ammonia total [as N]: 2 limits, 20 violations of any kind, 10 effluent exceedances, latest November 30, 2019, largest 99,999% over the limit.
Chlorine, total residual: 2 limits, 16 violations of any kind, 4 effluent exceedances, latest January 31, 2007, largest 99,999% over the limit.
Solids, total suspended: 6 limits, 14 violations of any kind, 4 effluent exceedances, latest July 31, 2007, largest 70% over the limit.
BOD, carbonaceous [5 day, 20 C]: 2 limits, 21 violations of any kind, 3 effluent exceedances, latest April 30, 2015, largest 99,999% over the limit.
pH: 8 limits, 15 violations of any kind, 2 effluent exceedances, latest December 31, 2015.
Chlorine, free available: 2 limits, 2 violations of any kind, 1 effluent exceedance, latest September 30, 2018, largest 10% over the limit.
Flow, in conduit or thru treatment plant: 10 limits, 50 violations of any kind, 0 effluent exceedances.
LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubia: 2 limits, 16 violations of any kind, 0 effluent exceedances.
LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelas: 2 limits, 16 violations of any kind, 0 effluent exceedances.
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubia: 2 limits, 16 violations of any kind, 0 effluent exceedances.
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelas: 2 limits, 16 violations of any kind, 0 effluent exceedances.
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia: 2 limits, 14 violations of any kind, 0 effluent exceedances.
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas: 2 limits, 14 violations of any kind, 0 effluent exceedances.
NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia: 2 limits, 14 violations of any kind, 0 effluent exceedances.
NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas: 2 limits, 14 violations of any kind, 0 effluent exceedances.
NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia: 2 limits, 14 violations of any kind, 0 effluent exceedances.
NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas: 2 limits, 14 violations of any kind, 0 effluent exceedances.
Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia: 2 limits, 14 violations of any kind, 0 effluent exceedances.
Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Pinephales promelas: 2 limits, 14 violations of any kind, 0 effluent exceedances.
Temperature, water deg. fahrenheit: 4 limits, 12 violations of any kind, 0 effluent exceedances.
Chloride [as Cl]: 1 limit, 6 violations of any kind, 0 effluent exceedances.
Solids, total dissolved: 1 limit, 6 violations of any kind, 0 effluent exceedances.
Sulfate, total [as SO4]: 1 limit, 5 violations of any kind, 0 effluent exceedances.
Whole effluent toxicity - retest #1: 3 limits, 0 violations of any kind, 0 effluent exceedances.
Whole effluent toxicity - retest #2: 3 limits, 0 violations of any kind, 0 effluent exceedances.
LC50 Pass/Fail Static 24Hr Acute D. Pulex: 1 limit, 0 violations of any kind, 0 effluent exceedances.
LC50 Pass/Fail Static 24Hr Acute Pimephales promelas: 1 limit, 0 violations of any kind, 0 effluent exceedances.

April 7, 2026: Evaluation (S).

WOLF HOLLOW I among its neighbors

EPA’s permit file holds 12 discharge permits in the Wilson Creek-Brazos River subwatershed (HUC 120602011302), TX0123820 among them. Its county holds 201, 5 of them major permits; TX0123820 is a major permit.

Other permits in the Wilson Creek-Brazos River subwatershed (HUC 120602011302)

6098 CONTRARY CREEK ROAD, Grandbury: TXR1535WC, minor permit, discharging to LAKE GRANDBURY, permit term to March 4, 2028
ACTON MUD WWTP 2 PECAN PLANTATION, Hood County: TX0105155, minor permit, discharging to BRAZOS RIVER BELOW LK GRANBURY, permit term to May 11, 2026
APACHE HILL, Granbury: TXR1552UP, minor permit, discharging to LAKE GRANBURY, permit term to March 4, 2028
BRAZOS RIVER SAND AND GRAVEL, Granbury: TXR05GT22, minor permit, permit term to August 13, 2026
LAKE GRANBURY RV RANCH WWTP, Granbury: TX0127426, minor permit, discharging to MAN-MADE DITCH; UNNAMED TRIBUTARY;BRAZOS RVR, permit term to August 8, 2024
PEACAN PLANTATION - CANDLESTICK DR, Granbury: TXR1502SJ, minor permit, discharging to LAKE GRANBURY, permit term to March 4, 2028
PECAN PLANTATION, Granbury: TXR1582QB, minor permit, discharging to BRAZOS RIVER BELOW LAKE GRANBURY, permit term to March 4, 2028
PECAN PLANTATION PH 16A & 16B, Granbury: TXR1543YA, minor permit, discharging to BRAZOS RIVER, permit term to March 4, 2028
SOUTH BEND, Granbury: TXR1584WP, minor permit, discharging to LAKE GRANBURY, permit term to March 4, 2028
TREATY OAKS, Granbury: TXR1583TM, minor permit, discharging to LAKE GRANBURY, permit term to March 4, 2028

Identity

Facility as filed	WOLF HOLLOW I
Permittee as filed	WOLF HOLLOW SERVICES LLC
NPDES ID	TX0123820
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Major discharger
Facility type	Not a publicly owned treatment works
Issued	May 21, 2015
Expiration date	May 1, 2019
Address	Granbury, TX 76048
Receiving water	PIPELINE TO BRAZOS RIVER BELOW LAKE
Subwatershed	Wilson Creek-Brazos River (HUC 120602011302)
SIC	4911 – Electric Services
Other EPA IDs (FRS)	RCRA handler TXR000080589; ICIS-AIR source TX0000004822100690

Effluent limits and exceedances

28Pollutants on file
28Under a numeric limit
24With a violation of any kind
7With 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
Oil & Grease	6	26	16	January 31, 2025	99,999% over the limit
Nitrogen, ammonia total [as N]	2	20	10	November 30, 2019	99,999% over the limit
Chlorine, total residual	2	16	4	January 31, 2007	99,999% over the limit
Solids, total suspended	6	14	4	July 31, 2007	70% over the limit
BOD, carbonaceous [5 day, 20 C]	2	21	3	April 30, 2015	99,999% over the limit
pH	8	15	2	December 31, 2015
Chlorine, free available	2	2	1	September 30, 2018	10% over the limit
Flow, in conduit or thru treatment plant	10	50	0
LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubia	2	16	0
LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelas	2	16	0
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubia	2	16	0
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelas	2	16	0
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia	2	14	0
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas	2	14	0
NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia	2	14	0
NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas	2	14	0
NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia	2	14	0
NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas	2	14	0
Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia	2	14	0
Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Pinephales promelas	2	14	0
Temperature, water deg. fahrenheit	4	12	0
Chloride [as Cl]	1	6	0
Solids, total dissolved	1	6	0
Sulfate, total [as SO4]	1	5	0
Whole effluent toxicity - retest #1	3	0	0
Whole effluent toxicity - retest #2	3	0	0
LC50 Pass/Fail Static 24Hr Acute D. Pulex	1	0	0
LC50 Pass/Fail Static 24Hr Acute Pimephales promelas	1	0	0

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES TX0123820.

Inspections

Date	What EPA recorded	Agency
April 7, 2026	Evaluation	S

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 TX0123820.

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

This public-records page covers NPDES permit TX0123820 for WOLF HOLLOW I in Granbury, TX, held by WOLF HOLLOW SERVICES LLC and discharging to Pipeline To Brazos River Below Lake, with the permit listed as administratively continued and classed as a Major Discharger. The page reports 7 pollutants under a numeric limit and 28 as the class figure, with 7 pollutants showing an effluent exceedance. The permit was issued May 21, 2015 and expired May 1, 2019, according to the facts as loaded on October 14, 2026.