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Clean Water Act discharge permit · NPDES ARR157830

GRAND SLAM BUSINESS PARK, Fort Smith, AR: NPDES ARR157830 discharge permit, effluent exceedances, inspections, penalties

GRAND SLAM BUSINESS PARK, held by MP & U Investments, Inc., holds NPDES permit ARR157830, which discharges to Massard Cr,Ozark Lk,Arkansas R. EPA’s file records it issued May 4, 2021 and expiring October 31, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for GRAND SLAM BUSINESS PARK: its NPDES ID, its permit type and status, its dates, its address in Fort Smith, Arkansas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ARR157830.

Identity

Facility as filedGRAND SLAM BUSINESS PARK
Permittee as filedMP & U Investments, Inc.
NPDES IDARR157830
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMay 4, 2021
Expiration dateOctober 31, 2026
AddressFort Smith, AR 72903
Receiving waterMassard Cr,Ozark Lk,Arkansas R
SubwatershedMassard Creek (HUC 111101040611)
NAICS236115 – New Single-Family Housing Construction [except For-Sale Builders]
SIC1542 – Nonresidential Construction

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES ARR157830.

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 ARR157830.

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.

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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 ARR157830 there.

Nearby on the register

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

What this page shows

This public-records page covers NPDES permit ARR157830 for GRAND SLAM BUSINESS PARK in Fort Smith, AR, held by MP & U Investments, Inc., with an effective status, a minor discharger class, and zero pollutants under a numeric limit or with an effluent exceedance. The permit was issued May 4, 2021 and expires October 31, 2026, and the register's status reflects EPA's file as loaded on October 14, 2026.