Clean Water Act discharge permit · NPDES MO0131857

SOUTH HARPER GENERATING STATION, Peculiar, MO: NPDES MO0131857 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
5Pollutants under a numeric limit
0Pollutants with an effluent exceedance

SOUTH HARPER GENERATING STATION, held by Evergy, Inc., holds NPDES permit MO0131857, which discharges to Tributary To S. Grand R.. EPA’s file records it issued January 29, 2018 and expiring September 30, 2020. 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	SOUTH HARPER GENERATING STATION
Permittee as filed	Evergy, Inc.
NPDES ID	MO0131857
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	January 29, 2018
Expiration date	September 30, 2020
Address	Peculiar, MO 64078
Receiving water	Tributary to S. Grand R.
Subwatershed	Adams Branch-South Grand River (HUC 102901080105)
NAICS	221112 – Fossil Fuel Electric Power Generation
SIC	4911 – Electric Services

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
5Under a numeric limit
11With a violation of any kind
0With 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
pH	0	8
Solids, total suspended	0	8
Oil and grease [soxhlet extr.] tot.	0	8
Flow, in conduit or thru treatment plant	0	8
Chlorine, total residual	0	8
Spray irrigation	2	3
Application rate area sprayed	2	2
Rainfall	0	2
Application rate, gallons spray irrigation	2	1
Application daily spray irrigation	0	1
Spray irrigation, application rate	0	1
Application rate, rate/area sprayed	2	0
Precipitation volume	2	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MO0131857.

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 MO0131857.

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 MO0131857 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 MO0131857 for SOUTH HARPER GENERATING STATION in Peculiar, MO, held by Evergy, Inc., which discharges to Tributary To S. Grand R. The permit is listed as administratively continued, a Minor discharger class 5, with 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and it sits in the Adams Branch-South Grand River subwatershed (HUC 102901080105).