Clean Water Act discharge permit · NPDES IN0022985

GAS CITY WWTP, Gas City, IN: NPDES IN0022985 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MajorDischarger class
11Pollutants under a numeric limit
6Pollutants with an effluent exceedance

GAS CITY WWTP holds NPDES permit IN0022985, which discharges to Or/Wabash R/Mississinewa River. EPA’s file records it issued April 30, 2018 and expiring July 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	GAS CITY WWTP
Permittee as filed	GAS CITY WWTP
NPDES ID	IN0022985
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Major discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	April 30, 2018
Expiration date	July 31, 2023
Issuing agency	IDEM
Address	Gas City, IN 46933
Receiving water	OR/WABASH R/MISSISSINEWA RIVER
Subwatershed	Branch Creek-Mississinewa River (HUC 051201030510)
Program components on file	Biosolids, POTW
SIC	4952 – Sewerage Systems

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

13Pollutants on file
11Under a numeric limit
12With 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
Phosphorus, total percent removal	1	16	13	April 30, 2024	80% over the limit
E. coli, colony forming units [CFU]	3	7	7	September 30, 2004	62% over the limit
Oxygen, dissolved [DO]	2	8	5	June 30, 2011	22% over the limit
Nitrogen, ammonia total [as N]	8	15	2	September 30, 2011	28% over the limit
Phosphorus, total [as P]	1	4	1	December 31, 2005	9,060% over the limit
E. coli, MTEC-MF	0	1	1	April 30, 2000	36% over the limit
Solids, total suspended	8	12	0
BOD, carbonaceous [5 day, 20 C]	8	12	0
Flow, in conduit or thru treatment plant	1	9	0
pH	2	6	0
Flow, wastewater by-passing trtmnt plant	0	3	0
Flow, total	1	1	0
Number of Events	2	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 IN0022985.

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 IN0022985 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 IN0022985 for GAS CITY WWTP in Gas City, IN, which is listed as administratively continued, a Major Discharger class, with 11 pollutants under a numeric limit and 6 pollutants with an effluent exceedance. The permit was issued April 30, 2018 and had an expiration date of July 31, 2023, with status as of October 14, 2026.