Clean Water Act discharge permit · NPDES ILR10ZE9J
PIERPONT SOLAR, Pierpont, IL: NPDES ILR10ZE9J discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
- 1Inspections on file
- 0Formal enforcement actions
PIERPONT SOLAR, held by McKinstry Essention, LLC, holds NPDES permit ILR10ZE9J. EPA’s file records it issued June 20, 2024 and expiring August 31, 2028.
PIERPONT SOLAR, Pierpont, Illinois: Coverage under a general permit ILR10ZE9J, held by McKinstry Essention, LLC; Construction stormwater; Effective; issued June 20, 2024, term to August 31, 2028, by IEPA.
- April 14, 2026: Follow-Up (S).
Illinois holds 5,215 Construction stormwater coverages of this permit type in EPA’s file; 1,729 were issued before ILR10ZE9J.
Coverages issued nearest ILR10ZE9J
- June 19, 2024: FIVE STAR TENNIS CENTER, Plainfield, ILR10ZE9B, held by Dry County Enterprises Inc.
- June 19, 2024: 78885 I-57 JEFFERSON COUNTY ADD LANE, Mt. Vernon, ILR10ZE9E, held by IL
- June 19, 2024: DOLLAR GENERAL OF JACKSONVILLE, Jacksonville, ILR10ZE9F, held by DG Partners
- June 19, 2024: GOLF MILL PARK (EAST), Niles, ILR10ZE9H, held by TBD
- June 20, 2024: WHEATLAND CROSSING, Aurora, ILR10ZE5X, held by Forestar Group Inc.
- June 20, 2024: THOMSON, IL DOLLAR GENERAL, Thomson, ILR10ZE9N, held by Glenwood Equities, LLC
- June 20, 2024: RON ORY COMMUNITY GARDEN IMPROVEMENTS, Naperville, ILR10ZE9O, held by TBD
- June 20, 2024: O'FALLON COMMUNITY PARK GYM, O'Fallon, ILR10ZE9P, held by Holland Construction Services
- June 20, 2024: NEHRING LINCOLN SIMONDS, Dekalb, ILR10ZE9Q, held by Weaver Construction
- June 20, 2024: HARVEST VIEW, West Dundee, ILR10ZE9R, held by CalAtlantic Group, LLC
PIERPONT SOLAR among its neighbors
EPA’s permit file holds 37 discharge permits in the Kent Creek subwatershed (HUC 070900050106), ILR10ZE9J among them.
Other permits in the Kent Creek subwatershed (HUC 070900050106)
- AQUAMATIC INC., Rockford: ILR000930, minor permit, discharging to ROCK RIVER, permit term to June 1, 2008
- ARNTZEN CORPORATION, Rockford: ILR002890, minor permit, permit term to June 1, 2008
- BARNES INTERNATIONAL INC, Rockford: IL0050091, minor permit, discharging to KENT CREEK, permit term to November 30, 2022
- BELMONTES COLD STORAGE, Rockford: ILR10ZBOF, minor permit, permit term to August 31, 2028
- BUCKEYE TERMINALS LLC-ROCKFORD TERMINAL, Rockford: IL0068403, minor permit, discharging to DRAINAGE DITCH TRIB TO KENT CREEK, permit term to April 30, 2022
- COMED MADISON STREET RECONSTRUCTION PROJECT, Rockford: ILR10ZH04, minor permit, permit term to August 31, 2028
- CONKLIN BUILDING EXPANSION 2025, Rockford: ILR10ZFOO, minor permit, permit term to August 31, 2028
- CUNNINGHAM RENEWABLES, Rockford: ILR10ZF6C, minor permit, permit term to August 31, 2028
- DFA DAIRY BRANDS LLC DBA KEMPS CULTURED, Rockford: IL0003841, minor permit, discharging to NORTH FORK KENT CREEK, permit term to December 31, 2025
- FAIRGROUNDS VALLEY - DEMOLITION PACKAGE, Rockford: ILR10ZEMP, minor permit, permit term to August 31, 2028
Identity
| Facility as filed | PIERPONT SOLAR |
|---|---|
| Permittee as filed | McKinstry Essention, LLC |
| NPDES ID | ILR10ZE9J |
| 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 | June 20, 2024 |
| Expiration date | August 31, 2028 |
| Issuing agency | IEPA |
| Address | Pierpont, IL 61102 |
| Subwatershed | Kent Creek (HUC 070900050106) |
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 ILR10ZE9J.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES ILR10ZE9J.
Inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| April 14, 2026 | Follow-Up | S |
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 ILR10ZE9J.
Watch this permit
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- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.