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Clean Water Act discharge permit · NPDES TXR1561RX

OSO RANCH UNIT 1A, Corpus Christi, TX: NPDES TXR1561RX discharge permit, effluent exceedances, inspections, penalties

OSO RANCH UNIT 1A, held by MAX Underground Construction, LLC, holds NPDES permit TXR1561RX, which discharges to Oso Bay. EPA’s file records it issued August 26, 2024 and expiring March 4, 2028. 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.

What the register holds for OSO RANCH UNIT 1A: its NPDES ID, its permit type and status, its dates, its address in Corpus Christi, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1561RX.

Identity

Facility as filedOSO RANCH UNIT 1A
Permittee as filedMAX Underground Construction, LLC
NPDES IDTXR1561RX
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedAugust 26, 2024
Expiration dateMarch 4, 2028
AddressCorpus Christi, TX 78418
Receiving waterOSO BAY
Receiving water impaired303(D) Listed
SubwatershedOso Creek-Frontal Oso Bay (HUC 121102020106)

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

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1561RX.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR1561RX.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

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

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, TXR1561RX.

Start the watch

How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

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 TXR1561RX there.

Nearby on the register

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