Clean Water Act discharge permit · NPDES IL0025844

GIANT CITY SCHOOL DIST 130 STP, Carbondale, IL: NPDES IL0025844 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
4Pollutants with an effluent exceedance

GIANT CITY SCHOOL DIST 130 STP, held by GIANT CITY SCHOOL DIST 130, holds NPDES permit IL0025844, which discharges to Unnamed Trib To Sycamore Creek. EPA’s file records it issued March 14, 2018 and expiring March 31, 2023. 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.

Identity

Facility as filed	GIANT CITY SCHOOL DIST 130 STP
Permittee as filed	GIANT CITY SCHOOL DIST 130
NPDES ID	IL0025844
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	March 14, 2018
Expiration date	March 31, 2023
Address	Carbondale, IL 62902
Receiving water	UNNAMED TRIB TO SYCAMORE CREEK
Receiving water impaired	303(D) Listed
Subwatershed	Indian Creek-Drury Creek (HUC 071401060808)
SIC	8211 – Elementary And Secondary Schools

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

9Pollutants on file
9Under a numeric limit
8With a violation of any kind
4With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Nitrogen, ammonia total [as N]	22	103	99	September 30, 2025	1,108% over the limit
Solids, total suspended	5	18	12	December 31, 2018	67% over the limit
Oxygen, dissolved [DO]	5	13	12	December 31, 2018	83% over the limit
BOD, carbonaceous [5 day, 20 C]	4	10	6	February 28, 2006	130% over the limit
Flow, in conduit or thru treatment plant	4	4	0
pH	2	2	0
BOD, 5-day, 20 deg. C	1	1	0
Chlorine, total residual	1	1	0
Coliform, fecal general	1	0	0

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 IL0025844.

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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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 IL0025844 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES IL0025844, held by GIANT CITY SCHOOL DIST 130 for its STP facility in Carbondale, IL, which discharges to Unnamed Trib To Sycamore Creek. The permit is listed as administratively continued with a Minor Discharger class, and the page reports 4 pollutants with an effluent exceedance and 9 pollutants under a numeric limit.