Clean Water Act discharge permit · NPDES TX0138304
AMMANN RANCH SUBDIVISION WWTP, Bulverde, TX: NPDES TX0138304 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
AMMANN RANCH SUBDIVISION WWTP, held by DTB INVESTMENTS LP, holds NPDES permit TX0138304, which discharges to Upper Cibolo Creek. EPA’s file records it issued September 30, 2021 and expiring September 30, 2026.
AMMANN RANCH SUBDIVISION WWTP, Bulverde, Texas: Individual permit TX0138304, held by DTB INVESTMENTS LP; Effective; issued September 30, 2021, term to September 30, 2026; discharges to Upper Cibolo Creek.
- May 28, 2026: Letter of Violation/ Warning Letter (State).
AMMANN RANCH SUBDIVISION WWTP among its neighbors
EPA’s permit file holds 82 discharge permits in the Indian Creek-Cibolo Creek subwatershed (HUC 121003040104), TX0138304 among them. Its county holds 336, 4 of them major permits; TX0138304 is a minor permit.
Other permits in the Indian Creek-Cibolo Creek subwatershed (HUC 121003040104)
- 31347 WILDCAT DRIVE, Bulverde: TXR1548YX, minor permit, discharging to INDIAN CREEK, permit term to March 4, 2028
- 34591 TIFFANY BELLE BLVD, Bulverde: TXR1509XU, minor permit, discharging to KELLY CREEK, permit term to March 4, 2028
- 34712 MAYER OAKS, Bulverde: TXR1546YX, minor permit, discharging to KELLY CREEK, permit term to March 4, 2028
- 34748 CASITA CREEK LANE, Bulverde: TXR1596YN, minor permit, discharging to KELLY CREEK, permit term to March 4, 2028
- 34769 CARRIES CREEK DR - BELLE OAKS RANCH, Bulverde: TXR1545YW, minor permit, discharging to UPPER CIBOLO CREEK, permit term to March 4, 2028
- 557 ROSEMARY RIDGE DRIVE, Bulverde: TXR1533WJ, minor permit, discharging to CIBOLO CREEK, permit term to March 4, 2028
- 858 MAXIMINO RIDGE NELSON RESIDENCE, Bulverde: TXR1534WJ, minor permit, discharging to KELLY CREEK, permit term to March 4, 2028
- ACTION BEHAVIOR CENTER, Bexar County: TXR1524SW, minor permit, discharging to UPPER SALADO CREEK, permit term to March 4, 2028
- ALAMO CITY STORM SOCCER CLUB, San Antonio: TXR1512MO, minor permit, discharging to CIBOLO CREEK, permit term to March 4, 2028
- BELLE OAKS RANCH, Bulverde: TXR1537QV, minor permit, discharging to KELLY CREEK, permit term to March 4, 2028
Identity
| Facility as filed | AMMANN RANCH SUBDIVISION WWTP |
|---|---|
| Permittee as filed | DTB INVESTMENTS LP |
| NPDES ID | TX0138304 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 30, 2021 |
| Expiration date | September 30, 2026 |
| Address | Bulverde, TX 78163 |
| Receiving water | Upper Cibolo Creek |
| Subwatershed | Indian Creek-Cibolo Creek (HUC 121003040104) |
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 TX0138304.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES TX0138304.
Inspections
EPA’s inspection file holds no inspection for NPDES TX0138304.
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
| Date | What EPA recorded | Agency |
|---|---|---|
| May 28, 2026 | Letter of Violation/ Warning Letter | State |
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, TX0138304.
Start the watch
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- One watershed — $2,990/year
- One state — $4,990/year
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.