Clean Water Act discharge permit · NPDES IN0021318

JAMESTOWN WWTP, Jamestown, IN: NPDES IN0021318 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
10Pollutants under a numeric limit
7Pollutants with an effluent exceedance

JAMESTOWN WWTP holds NPDES permit IN0021318, which discharges to Big Walnut Crk To Eel R (White R). EPA’s file records it issued January 24, 2018 and expiring March 31, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	JAMESTOWN WWTP
Permittee as filed	JAMESTOWN WWTP
NPDES ID	IN0021318
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	January 24, 2018
Expiration date	March 31, 2023
Issuing agency	IDEM
Address	Jamestown, IN 46147
Receiving water	BIG WALNUT CRK TO EEL R (WHITE R)
Subwatershed	West Fork Big Walnut Creek (HUC 051202030104)

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

Effluent limits and exceedances

11Pollutants on file
10Under a numeric limit
11With a violation of any kind
7With 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
Chlorine, total residual	4	176	80	October 31, 2018	4,900% over the limit
Solids, total suspended	8	188	49	January 31, 2020	1,716% over the limit
Nitrogen, ammonia total [as N]	8	167	25	January 31, 2020	762% over the limit
BOD, carbonaceous [5 day, 20 C]	8	170	18	July 31, 2003	380% over the limit
Oxygen, dissolved [DO]	2	49	14	February 28, 2019	78% over the limit
E. coli, colony forming units [CFU]	3	41	13	August 31, 2019	930% over the limit
pH	2	74	2	December 31, 1998
Flow, in conduit or thru treatment plant	1	76	0
Flow, total	1	29	0
Flow, wastewater by-passing trtmnt plant	0	7	0
Number of Events	2	1	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 IN0021318.

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

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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 IN0021318 there.

Nearby on the register

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