Clean Water Act discharge permit · NPDES IL0066133

SPARTA NORTHWEST STP, CITY OF, Sparta, IL: NPDES IL0066133 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
10Pollutants under a numeric limit
6Pollutants with an effluent exceedance

SPARTA NORTHWEST STP, CITY OF, held by CITY OF SPARTA, holds NPDES permit IL0066133, which discharges to Unnamed Tributary Of Plum Creek. EPA’s file records it issued March 27, 2012 and expiring February 28, 2017. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	SPARTA NORTHWEST STP, CITY OF
Permittee as filed	CITY OF SPARTA
NPDES ID	IL0066133
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	March 27, 2012
Expiration date	February 28, 2017
Address	Sparta, IL 62286
Receiving water	UNNAMED TRIBUTARY OF PLUM CREEK
Receiving water impaired	303(D) Listed
Subwatershed	Town of Sparta-Plum Creek (HUC 071402040702)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

10Pollutants on file
10Under a numeric limit
10With a violation of any kind
6With 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]	14	96	38	May 31, 2020	847% over the limit
Solids, total suspended	5	90	28	May 31, 2020	3,004% over the limit
BOD, carbonaceous [5 day, 20 C]	4	74	22	May 31, 2020	425% over the limit
Oxygen, dissolved [DO]	5	20	5	July 31, 2010	33% over the limit
Coliform, fecal general	1	5	4	May 31, 2020	4,900% over the limit
pH	2	27	1	January 31, 2001
Flow, in conduit or thru treatment plant	4	48	0
Chlorine, total residual	1	13	0
BOD, 5-day, 20 deg. C	1	10	0
Phosphorus, total [as P]	1	3	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 IL0066133.

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, IL0066133.

Start the watch

How we handle your data → Privacy

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 IL0066133 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES IL0066133, held by CITY OF SPARTA for SPARTA NORTHWEST STP, CITY OF in Sparta, IL, which discharges to UNNAMED TRIBUTARY OF PLUM CREEK. The permit is listed as administratively continued, a Minor Discharger class, with 10 pollutants under a numeric limit and 6 pollutants with an effluent exceedance.