Clean Water Act discharge permit · NPDES TXR1519YR

OAK HILLS MONTGOMERY SOUTH, Conroe, TX: NPDES TXR1519YR discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

OAK HILLS MONTGOMERY SOUTH, held by Keenan South Development, Ltd., holds NPDES permit TXR1519YR, which discharges to Mound Creek. EPA’s file records it issued June 25, 2026 and expiring March 4, 2028.

OAK HILLS MONTGOMERY SOUTH, Conroe, Texas: Coverage under a general permit TXR1519YR, held by Keenan South Development, Ltd.; Construction stormwater; Effective; issued June 25, 2026, term to March 4, 2028; discharges to MOUND CREEK.

Texas holds 23,986 Construction stormwater coverages of this permit type in EPA’s file; 22,105 were issued before TXR1519YR. Keenan South Development, Ltd. holds 2 permits in Texas.

Other permits held by Keenan South Development, Ltd.

KEENAN SOUTH SECTION 1, Montgomery: TXR1559UY, issued June 18, 2025

Coverages issued nearest TXR1519YR

June 25, 2026: TEZEL ROAD APARTMENTS, San Antonio, TXR1512YR, held by NRP Contractors LLC
June 25, 2026: GROVES NORTH RETAIL, Humble, TXR1513YR, held by Rk Groves LLC
June 25, 2026: SADDLESIDE OFFSITE, Ponder, TXR1514YR, held by Atmos Energy Corporation
June 25, 2026: WHEELHOUSE DEVELOPMENT MARSHA MCLENNAN AGENCY, Lubbock, TXR1517YR, held by Wheelhouse Development, LLC
June 25, 2026: MILLBROOK - UNIT 9B, San Antonio, TXR1518YR, held by SACC, Inc.
June 25, 2026: OAK HILLS MONTGOMERY NORTH, Conroe, TXR1520YR, held by Keenan North Development, Ltd.
June 25, 2026: IDV RISINGER - COMMERCIAL, Fort Worth, TXR1521YR, held by Uprite Construction Management LLC
June 25, 2026: PARKSIDE SOUTH - UNIT 1, New Braunfels, TXR1522YR, held by SACC, Inc.
June 25, 2026: BROADWAY STREET RECONSTRUCTION AVE Q TO AVE E, Lubbock, TXR1523YR, held by Ti-Zack Concrete, Llc
June 25, 2026: M118 CHANNEL IMPROVEMENTS PHASE 1-LIZZIE LANE, Tomball, TXR1524YR, held by AR TurnKee Construction Company Inc.

OAK HILLS MONTGOMERY SOUTH among its neighbors

EPA’s permit file holds 83 discharge permits in the Mound Creek-Lake Creek subwatershed (HUC 120401010308), TXR1519YR among them. Its county holds 1,439, 16 of them major permits; TXR1519YR is a minor permit.

Other permits in the Mound Creek-Lake Creek subwatershed (HUC 120401010308)

102 EBNER LAKE DRIVE, Montgomery: TXR1574QK, minor permit, discharging to FISH CREEK, permit term to March 4, 2028
11555 KIRSTENS CT, Montgomery: TXR1595RV, minor permit, discharging to LAKE CREEK, permit term to March 4, 2028
A&M INTERESTS SITE, Conroe: TX0139548, minor permit, discharging to Lake Creek, permit term to July 30, 2025
BERRYKNOLL, Montgomery: TXR1546SX, minor permit, discharging to MOUND CREEK, permit term to March 4, 2028
BERRYKNOLL, Montgomery: TXR1560YW, minor permit, discharging to MOUND CREEK, permit term to March 4, 2028
CHAPEL LAKES, Montgomery: TXR1596RM, minor permit, discharging to MOUND CREEK 1015A, permit term to March 4, 2028
CHAPEL LAKES - HOME BUILDING, Montgomery: TXR1525WD, minor permit, discharging to MOUND CREEK 1015A, permit term to March 4, 2028
CHAPEL LAKES-SECTION ONE, Montgomery: TXR1584TY, minor permit, discharging to MOUND CREEK, permit term to March 4, 2028
CLEARING AND GRUBBING IN TWO STEP FARM PHASE 1C, Montgomery: TXR1560PW, minor permit, discharging to SAN JACINTO RIVER, permit term to March 4, 2028
CLOPTON FARMS, Conroe: TXR1509QT, minor permit, discharging to LAKE CREEK, permit term to March 4, 2028

What the register holds for OAK HILLS MONTGOMERY SOUTH: its NPDES ID, its permit type and status, its dates, its address in Conroe, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1519YR.

Identity

Facility as filed	OAK HILLS MONTGOMERY SOUTH
Permittee as filed	Keenan South Development, Ltd.
NPDES ID	TXR1519YR
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	June 25, 2026
Expiration date	March 4, 2028
Address	Conroe, TX 77316
Receiving water	MOUND CREEK
Subwatershed	Mound Creek-Lake Creek (HUC 120401010308)

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 TXR1519YR.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR1519YR.

Inspections

EPA’s inspection file holds no inspection for NPDES TXR1519YR.

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 TXR1519YR.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, TXR1519YR.

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Nearby on the register

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

OAK HILLS MONTGOMERY SOUTH is one of 83 storm water construction permits on EPA's NPDES register in the Mound Creek-Lake Creek subwatershed. Of the 1,031 storm water construction permits in Montgomery County, 91.1% have an earlier issue date than this permit, while 3.2% have a violation on file.