Clean Water Act discharge permit · NPDES MO0100251

LANAGAN HOUSING AUTHORITY 2 WWTP, Lanagan, MO: NPDES MO0100251 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
6Pollutants under a numeric limit
4Pollutants with an effluent exceedance

LANAGAN HOUSING AUTHORITY 2 WWTP, held by Housing Authority of City of Lanagan, holds NPDES permit MO0100251, which discharges to Tributary To Indian Cr.. EPA’s file records it issued February 17, 2021 and expiring June 30, 2025. 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	LANAGAN HOUSING AUTHORITY 2 WWTP
Permittee as filed	Housing Authority of City of Lanagan
NPDES ID	MO0100251
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	February 17, 2021
Expiration date	June 30, 2025
Address	Lanagan, MO 64847
Receiving water	Tributary to Indian Cr.

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

Effluent limits and exceedances

12Pollutants on file
6Under a numeric limit
11With a violation of any kind
4With 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]	8	41	39	August 31, 2020	600% over the limit
Chlorine, total residual	0	22	20	September 30, 2010	30,426% over the limit
E. coli, colony forming units [CFU]	0	7	5	August 31, 2016	2,083% over the limit
BOD, 5-day, 20 deg. C	2	8	2	February 28, 2014	93% over the limit
Nitrogen, total [as N]	0	12	0
Phosphorus, total [as P]	0	12	0
pH	2	6	0
Solids, total suspended	2	6	0
Flow, in conduit or thru treatment plant	2	2	0
Oxygen, dissolved [DO]	0	2	0
Coliform, fecal general	0	2	0
E. coli	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

3Single-event violations

Date	What EPA recorded	Agency
April 25, 2018	Management Practice Violations - Improper Operation and Maintenance	ST6
April 25, 2018	Effluent Violations - Numeric effluent violation	ST6
April 25, 2018	Reporting Violations - Improper/ Incorrect Reporting	ST6

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 MO0100251 there.

Nearby on the register

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

This public-records page covers NPDES permit MO0100251 for the Lanagan Housing Authority 2 WWTP in Lanagan, MO, which is administratively continued and classed as a minor discharger, with its status as of September 15, 2026. The figures listed are 12 pollutants on file, 6 under a numeric limit, 11 with a violation of any kind, and 4 with an effluent exceedance.