Clean Water Act discharge permit · NPDES IN0042498

VALPARAISO FLINT LAKE WATER TREATMENT PLANT, Valparaiso, IN: NPDES IN0042498 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
6Pollutants under a numeric limit
3Pollutants with an effluent exceedance

VALPARAISO FLINT LAKE WATER TREATMENT PLANT, held by VALPARAISO WATER WORKS FLINT LAKE, holds NPDES permit IN0042498, which discharges to Um/Kankakee R/Crooked Creek/Flint L. EPA’s file records it issued March 20, 2019 and expiring June 30, 2024. 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	VALPARAISO FLINT LAKE WATER TREATMENT PLANT
Permittee as filed	VALPARAISO WATER WORKS FLINT LAKE
NPDES ID	IN0042498
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 20, 2019
Expiration date	June 30, 2024
Issuing agency	IDEM
Address	Valparaiso, IN 46383
Receiving water	UM/KANKAKEE R/CROOKED CREEK/FLINT L
Receiving water impaired	303(D) Listed
Subwatershed	West Branch Crooked Creek (HUC 071200011002)
SIC	4941 – Water Supply

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

6Pollutants on file
6Under a numeric limit
5With a violation of any kind
3With 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	2	17	11	August 31, 2023	733% over the limit
Iron, total recoverable	2	54	4	February 28, 2007	21% over the limit
Solids, total suspended	2	8	2	February 28, 2003	105% over the limit
pH	2	7	0
Flow, in conduit or thru treatment plant	2	6	0
Flow, total	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 IN0042498.

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, IN0042498.

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 IN0042498 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 IN0042498 for the VALPARAISO FLINT LAKE WATER TREATMENT PLANT in Valparaiso, IN, with the permit listed as administratively continued and classed as a Minor discharger. The page lists 6 for discharger class, 3 pollutants under a numeric limit, and 3 pollutants with an effluent exceedance, and it sets out the permit's issue and expiration dates as stood when loaded.