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Clean Water Act discharge permit · NPDES NVR10I00U

SOUTHERN BIGHORN SOLAR II PROJECT, Moapa, NV: NPDES NVR10I00U discharge permit, effluent exceedances, inspections, penalties

SOUTHERN BIGHORN SOLAR II PROJECT, held by McCarthy Building Companies, Inc., holds NPDES permit NVR10I00U. EPA’s file records it issued September 2, 2026 and expiring February 16, 2027.

SOUTHERN BIGHORN SOLAR II PROJECT, Moapa, Nevada: Coverage under a general permit NVR10I00U, held by McCarthy Building Companies, Inc.; Construction stormwater; Effective; issued September 2, 2026, term to February 16, 2027, by U.S. EPA.

Nevada holds 46 Construction stormwater coverages of this permit type in EPA’s file; 24 were issued before NVR10I00U. McCarthy Building Companies, Inc. holds 2 permits in Nevada.

Other permits held by McCarthy Building Companies, Inc.

Coverages issued nearest NVR10I00U

Other permits in Moapa

What the register holds for SOUTHERN BIGHORN SOLAR II PROJECT: its NPDES ID, its permit type and status, its dates, its address in Moapa, Nevada. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES NVR10I00U.

Identity

Facility as filedSOUTHERN BIGHORN SOLAR II PROJECT
Permittee as filedMcCarthy Building Companies, Inc.
NPDES IDNVR10I00U
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedSeptember 2, 2026
Expiration dateFebruary 16, 2027
Issuing agencyU.S. EPA
AddressMoapa, NV 89025

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES NVR10I00U.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES NVR10I00U.

Inspections

EPA’s inspection file holds no inspection for NPDES NVR10I00U.

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 NVR10I00U.

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Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act NPDES permit NVR10I00U for the SOUTHERN BIGHORN SOLAR II PROJECT in Moapa, NV, held by McCarthy Building Companies, Inc., under a construction stormwater program. The permit is listed as Effective, with a minor discharger class, zero pollutants under a numeric limit, and zero pollutants with an effluent exceedance.