Clean Water Act discharge permit · NPDES IDR10C1CU

SKYHAWK EAST SUBDIVISION, Emmett, ID: NPDES IDR10C1CU discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

SKYHAWK EAST SUBDIVISION, held by Trilogy Development, Inc., holds NPDES permit IDR10C1CU, which discharges to Payette River. EPA’s file records it issued January 10, 2022 and expiring February 9, 2027. 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 SKYHAWK EAST SUBDIVISION: its NPDES ID, its permit type and status, its dates, its address in Emmett, Idaho, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10C1CU.

Identity

Facility as filed	SKYHAWK EAST SUBDIVISION
Permittee as filed	Trilogy Development, Inc.
NPDES ID	IDR10C1CU
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	January 10, 2022
Expiration date	February 9, 2027
Address	Emmett, ID 83617
Receiving water	Payette River
Subwatershed	Sevenmile Slough-Payette River (HUC 170501220903)
NAICS	236116 – New Multifamily Housing Construction [except For-Sale Builders]
SIC	1522 – Residential 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

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 IDR10C1CU.

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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IDR10C1CU.

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, IDR10C1CU.

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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 IDR10C1CU there.

Nearby on the register

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

The SKYHAWK EAST SUBDIVISION storm water construction permit, held by Trilogy Development, Inc. in Emmett, Idaho, is one of 17 storm water construction permits in that city on EPA's NPDES register. It also sits among 27 NPDES permits in the Sevenmile Slough-Payette River subwatershed, and 57.1% of the 7 storm water construction permits in Emmett (this one included) were issued before it. Among its peers, 0.0% of the 17 Emmett storm water construction permits have a violation on file, and this permit itself has no pollutants under a numeric limit and no effluent exceedances.