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Clean Water Act discharge permit · NPDES TXR1517YP

CIELO VISTA, San Antonio, TX: NPDES TXR1517YP discharge permit, effluent exceedances, inspections, penalties

CIELO VISTA, held by V. K. Knowlton Construction and Utilities, Inc., holds NPDES permit TXR1517YP, which discharges to Upper Leon Creek. EPA’s file records it issued June 17, 2026 and expiring March 4, 2028.

CIELO VISTA, San Antonio, Texas: Coverage under a general permit TXR1517YP, held by V. K. Knowlton Construction and Utilities, Inc.; Construction stormwater; Effective; issued June 17, 2026, term to March 4, 2028; discharges to UPPER LEON CREEK.

Texas holds 23,986 Construction stormwater coverages of this permit type in EPA’s file; 21,901 were issued before TXR1517YP. V. K. Knowlton Construction and Utilities, Inc. holds 33 permits in Texas.

Other permits held by V. K. Knowlton Construction and Utilities, Inc.

Coverages issued nearest TXR1517YP

CIELO VISTA among its neighbors

EPA’s permit file holds 134 discharge permits in the Headwaters Leon Creek subwatershed (HUC 121003020401), TXR1517YP among them. Its county holds 2,157, 12 of them major permits; TXR1517YP is a minor permit.

Other permits in the Headwaters Leon Creek subwatershed (HUC 121003020401)

What the register holds for CIELO VISTA: its NPDES ID, its permit type and status, its dates, its address in San Antonio, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1517YP.

Identity

Facility as filedCIELO VISTA
Permittee as filedV. K. Knowlton Construction and Utilities, Inc.
NPDES IDTXR1517YP
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJune 17, 2026
Expiration dateMarch 4, 2028
AddressSan Antonio, TX 78256
Receiving waterUPPER LEON CREEK
SubwatershedHeadwaters Leon Creek (HUC 121003020401)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1517YP.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR1517YP.

Inspections

EPA’s inspection file holds no inspection for NPDES TXR1517YP.

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 TXR1517YP.

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, TXR1517YP.

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Nearby on the register

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

What this page shows

The CIELO VISTA storm water construction permit, held by V. K. Knowlton Construction and Utilities, Inc., is one of 1,788 storm water construction permits in Bexar County on EPA's NPDES register, and it sits in the Headwaters Leon Creek subwatershed, which contains 133 NPDES permits including this one. Of all 1,787 storm water construction permits in Bexar County, this one included, 90.1% were issued earlier than this permit's June 17, 2026 issue date. Among its Bexar County peers, 0.2% of the 1,788 storm water construction permits carry a violation on file, and this permit has none of the recorded numeric-limit or effluent exceedance violations.