Clean Water Act discharge permit · NPDES IN0035173

LIZTON WWTP, Lizton, IN: NPDES IN0035173 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
11Pollutants under a numeric limit
7Pollutants with an effluent exceedance
1Inspections on file
0Formal enforcement actions

LIZTON WWTP, held by LIZTON WWTP, TOWN OF, holds NPDES permit IN0035173, which discharges to Or/W Fk White/Big Walnut/Ross Ditch. EPA’s file records it issued July 3, 2019 and expiring December 31, 2024.

LIZTON WWTP, Lizton, Indiana: Individual permit IN0035173, held by LIZTON WWTP, TOWN OF; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued July 3, 2019, term to December 31, 2024, by IDEM; discharges to OR/W FK WHITE/BIG WALNUT/ROSS DITCH.

E. coli, colony forming units [CFU]: 3 limits, 51 violations of any kind, 51 effluent exceedances, latest June 30, 2026, largest 26,794% over the limit.
Solids, total suspended: 8 limits, 52 violations of any kind, 34 effluent exceedances, latest April 30, 2024, largest 825% over the limit.
Nitrogen, ammonia total [as N]: 8 limits, 33 violations of any kind, 19 effluent exceedances, latest July 31, 2025, largest 716% over the limit.
E. coli, MTEC-MF: 0 limits, 5 violations of any kind, 5 effluent exceedances, latest June 30, 2001, largest 5,985% over the limit.
Solids, suspended percent removal: 1 limit, 2 violations of any kind, 2 effluent exceedances, latest March 31, 2021, largest 54% over the limit.
BOD, carbonaceous [5 day, 20 C]: 8 limits, 17 violations of any kind, 1 effluent exceedance, latest March 31, 2021, largest 23% over the limit.
Oxygen, dissolved [DO]: 2 limits, 6 violations of any kind, 1 effluent exceedance, latest August 31, 2003, largest 7% over the limit.
pH: 2 limits, 10 violations of any kind, 0 effluent exceedances.
Flow, in conduit or thru treatment plant: 2 limits, 10 violations of any kind, 0 effluent exceedances.
Flow, wastewater by-passing trtmnt plant: 0 limits, 4 violations of any kind, 0 effluent exceedances.
Flow, total: 1 limit, 1 violation of any kind, 0 effluent exceedances.
Number of Events: 2 limits, 0 violations of any kind, 0 effluent exceedances.
BOD, carb-5 day, 20 deg C, percent removal: 1 limit, 0 violations of any kind, 0 effluent exceedances.

August 18, 2026: Management Practice Violations - Inflow/Infiltration (I/I) (ST6).
August 18, 2026: Management Practice Violations - Improper Operation and Maintenance (ST6).
August 18, 2026: Effluent Violations - Numeric effluent violation (ST6).
August 18, 2026: Permit Violations - Application Incomplete (ST6).
August 18, 2026: Evaluation (S).
August 18, 2026: Notice of Noncompliance Issued (State).

Indiana holds 541 Publicly owned treatment works coverages of this permit type in EPA’s file; 311 were issued before IN0035173.

Coverages issued nearest IN0035173

June 20, 2019: OWENSVILLE MUNICIPAL WWTP, Owensville, IN0038288
June 20, 2019: LYNN WWTP, Lynn, IN0040967
June 20, 2019: MCCORDSVILLE WWTP, Mccordsville, IN0060542
July 3, 2019: GREENFIELD WWTP, Greenfield, IN0020109
July 3, 2019: SOUTH HAVEN SEWER WORKS WWTP (AQUA INDIANA, INC.), Valparaiso, IN0030651, held by SOUTH HAVEN SEWER WORKS INC WWTP
July 3, 2019: BLOOMINGTON S DILLMAN RD WWTP, Bloomington, IN0035718, held by BLOOMINGTON S (DILLMAN ROAD)
July 3, 2019: BLOOMINGTON N BLUCHER POOLE WWTP, Bloomington, IN0035726, held by BLOOMINGTON N (BLUCHER POOLE)
July 10, 2019: GREENSBURG WWTP, Greensburg, IN0020133
July 10, 2019: BROOKSBURG WWTP, Brooksburg, IN0060470
July 25, 2019: CHANDLER MUNICIPAL WWTP, Chandler, IN0020435, held by CHANDLER WWTP

LIZTON WWTP among its neighbors

EPA’s permit file holds 4 discharge permits in the Ross Ditch-East Fork Big Walnut Creek subwatershed (HUC 051202030102), IN0035173 among them. Its county holds 85, 6 of them major permits; IN0035173 is a minor permit.

Other permits in the Ross Ditch-East Fork Big Walnut Creek subwatershed (HUC 051202030102)

NORTH SALEM WWTP, North Salem: IN0040436, minor permit, discharging to MIDDLE FORK OF BIG WALNUT CREEK, permit term to January 31, 2024
NORTH WEST HENDRICKS SCHOOL CORPORATION TRANSPORTATION FACILITY, Lizton: INRA08392, minor permit, permit term to August 15, 2026
TRI WEST CAMPUS SITE IMPROVEMENTS, Lizton: INRA07727, minor permit, permit term to May 9, 2026

Identity

Facility as filed	LIZTON WWTP
Permittee as filed	LIZTON WWTP, TOWN OF
NPDES ID	IN0035173
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	July 3, 2019
Expiration date	December 31, 2024
Issuing agency	IDEM
Address	Lizton, IN 46149
Receiving water	OR/W FK WHITE/BIG WALNUT/ROSS DITCH
Receiving water impaired	303(D) Listed
Subwatershed	Ross Ditch-East Fork Big Walnut Creek (HUC 051202030102)
SIC	4952 – Sewerage Systems

Effluent limits and exceedances

13Pollutants on file
11Under 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
E. coli, colony forming units [CFU]	3	51	51	June 30, 2026	26,794% over the limit
Solids, total suspended	8	52	34	April 30, 2024	825% over the limit
Nitrogen, ammonia total [as N]	8	33	19	July 31, 2025	716% over the limit
E. coli, MTEC-MF	0	5	5	June 30, 2001	5,985% over the limit
Solids, suspended percent removal	1	2	2	March 31, 2021	54% over the limit
BOD, carbonaceous [5 day, 20 C]	8	17	1	March 31, 2021	23% over the limit
Oxygen, dissolved [DO]	2	6	1	August 31, 2003	7% over the limit
pH	2	10	0
Flow, in conduit or thru treatment plant	2	10	0
Flow, wastewater by-passing trtmnt plant	0	4	0
Flow, total	1	1	0
Number of Events	2	0	0
BOD, carb-5 day, 20 deg C, percent removal	1	0	0

Inspections, violations and enforcement

4Single-event violations

Date	What EPA recorded	Agency
August 18, 2026	Management Practice Violations - Inflow/Infiltration (I/I)	ST6
August 18, 2026	Management Practice Violations - Improper Operation and Maintenance	ST6
August 18, 2026	Effluent Violations - Numeric effluent violation	ST6
August 18, 2026	Permit Violations - Application Incomplete	ST6

Inspections

Date	What EPA recorded	Agency
August 18, 2026	Evaluation	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

Date	What EPA recorded	Agency
August 18, 2026	Notice of Noncompliance Issued	State

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

This public-records page covers Clean Water Act discharge permit NPDES IN0035173 for the LIZTON WWTP in Lizton, IN, held by LIZTON WWTP, TOWN OF, and it is listed as administratively continued after its December 31, 2024 expiration date. The page lists 11 for the discharger class, 7 pollutants under a numeric limit, and 7 pollutants with an effluent exceedance.