Clean Water Act discharge permit · NPDES IDR10C257

GREENHURST COTTAGES SUBDIVISION, Nampa, ID: NPDES IDR10C257 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

GREENHURST COTTAGES SUBDIVISION, held by Conger Group, holds NPDES permit IDR10C257, which discharges to Wilson Drain. EPA’s file records it issued January 10, 2022 and expiring February 9, 2027.

GREENHURST COTTAGES SUBDIVISION, Nampa, Idaho: Coverage under a general permit IDR10C257, held by Conger Group; Construction stormwater; Effective; issued January 10, 2022, term to February 9, 2027; discharges to Wilson Drain.

Idaho holds 3,630 Construction stormwater coverages of this permit type in EPA’s file; 576 were issued before IDR10C257. Conger Group holds 13 permits in Idaho.

Other permits held by Conger Group

MOVADO SUBDIVISION NO. 5, 7 & 9, Meridian: IDR1001T4, issued May 8, 2019
SOUTHPOINT COTTAGES SUBDIVISION, Boise: IDR1002M2, issued August 7, 2020
SENECA SPRINGS SUBDIVISION, Star: IDR10C02R, issued October 26, 2021
SKYBREAK SUBDIVISION, Meridian: IDR10C03R, issued November 17, 2021
REV GUCHES SUB, Caldwell: IDR10C0S9, issued June 6, 2023
E. STARVIEW DRIVE IMPROVEMENTS (CG), Boise: IDR10C0Y7, issued January 10, 2022
GUCHES SUBDIVISION NO. 3, Caldwell: IDR10C1FK, issued January 10, 2022
SKYBREAK SUBDIVISION NO 4 & 5, Meridian: IDR10C1TF, issued January 10, 2022
CAPELLA ESTATES SUBDIVISION NO 1, Eagle: IDR10C1TL, issued January 10, 2022
AVANI SUBDIVISION NO 1, Meridian: IDR10C1U4, issued January 10, 2022

Coverages issued nearest IDR10C257

January 10, 2022: LAKEVIEW SUBDIVISION, Nampa, IDR10C252, held by Clyde Capital Group
January 10, 2022: BELLARO SPRINGS SUBDIVISION NO. 3 & 4, Kuna, IDR10C253, held by Hayden Homes Idaho, LLC
January 10, 2022: PURDAM SEWER EXTENSION WITH EASEMENTS, Nampa, IDR10C254, held by IMCO-KRC Joint Venture, LLC
January 10, 2022: BUILDINGS A113 & A 114, Boise, IDR10C255, held by Adler Industrial Construction
January 10, 2022: COVE SPRINGS NORTH, Bellevue, IDR10C256, held by Sawtooth Construction, Inc.
January 10, 2022: COPF SELTICE WAY REHAB & PIPELINE PROJECT, Post Falls, IDR10C258, held by MDM CONSTRUCTION GROUP
January 10, 2022: MCDERMOTT VILLAGE, Meridian, IDR10C259, held by Andersen Construction
January 10, 2022: KOOTENAI COUNTY FIGHTING CREEK FARM LANDFILL CLOSURE, Coeur D Alene, IDR10C25A, held by Selland Construction
January 10, 2022: PETSMART #3291 (RRC CONTRACTORS), Meridian, IDR10C25B, held by RRC Contractors
January 10, 2022: BIRMINGHAM ESTATES, Melba, IDR10C25C, held by J.C. Wallace Construction, LLC

GREENHURST COTTAGES SUBDIVISION among its neighbors

EPA’s permit file holds 358 discharge permits in the Lower Indian Creek subwatershed (HUC 170501140507), IDR10C257 among them. Its county holds 377, 2 of them major permits; IDR10C257 is a minor permit.

Other permits in the Lower Indian Creek subwatershed (HUC 170501140507)

11TH AVE S 2-WAY CONVERSION CITY OF NAMPA, Nampa: IDR10L0LN, not classed
11TH AVE S TWO-WAY CONVERSION, Nampa: IDR10L0LO, not classed
12TH-15TH 2ND-7TH ST. SOUTH WATERLINES REPLACEMENT, Nampa: IDR10C27N, minor permit, discharging to Indian creek, permit term to February 9, 2027
1908 SUNNY RIDGE, Nampa: IDR1001JD, not classed
1ST ST. & ROOSEVELT AVE. WATERLINE, Nampa: IDR1000GJ, not classed
2025 ARTERIAL & COLLECTOR CAPITAL MAINTENANCE, Kuna: IDR10C1UW, minor permit, discharging to State Lateral, permit term to February 9, 2027
203 AND 212 1ST AVE., Nampa: IDR10L0J9, not classed
21ST AVENUE MARRIOTT, Caldwell: IDR10C1IN, minor permit, discharging to Wilson Drain, permit term to February 9, 2027
24229 MIDDLETON RD, SH 55 TO FLAMINGO AVE, Nampa: IDR10L0LR, not classed
6TH STREET MULTI-PLEXES, Nampa: IDR1001D8, not classed

What the register holds for GREENHURST COTTAGES SUBDIVISION: its NPDES ID, its permit type and status, its dates, its address in Nampa, Idaho, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10C257.

Identity

Facility as filed	GREENHURST COTTAGES SUBDIVISION
Permittee as filed	Conger Group
NPDES ID	IDR10C257
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	Nampa, ID 83686
Receiving water	Wilson Drain
Subwatershed	Lower Indian Creek (HUC 170501140507)

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 IDR10C257.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IDR10C257.

Inspections

EPA’s inspection file holds no inspection for NPDES IDR10C257.

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 IDR10C257.

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, IDR10C257.

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Nearby on the register

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

Of the 308 storm water construction permits in Canyon County, 0.0% carry a recorded violation, and GREENHURST COTTAGES SUBDIVISION in Nampa, held by Conger Group, is among them. The Lower Indian Creek subwatershed holds 358 NPDES permits, counting this permit. Issued before this permit are 10.0% of all 269 storm water construction permits in Canyon County.