Clean Water Act discharge permit · NPDES MOG350215

GIER OIL COMPANY BULK PLANT, Eldon, MO: NPDES MOG350215 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
10Pollutants under a numeric limit
2Pollutants with an effluent exceedance

GIER OIL COMPANY BULK PLANT, held by Gier Oil Company, holds NPDES permit MOG350215, which discharges to Tributary To Blythes Creek. EPA’s file records it issued November 1, 2017 and expiring September 17, 2022. 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	GIER OIL COMPANY BULK PLANT
Permittee as filed	Gier Oil Company
NPDES ID	MOG350215
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Industrial stormwater
Issued	November 1, 2017
Expiration date	September 17, 2022
Address	Eldon, MO 65026
Receiving water	Tributary to Blythes Creek
Subwatershed	Blythes Creek (HUC 103001021201)

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

Effluent limits and exceedances

11Pollutants on file
10Under a numeric limit
3With a violation of any kind
2With 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
Oil and grease [soxhlet extr.] tot.	2	9	9	December 31, 2023	28,300% over the limit
Hydrocarbons, total petroleum	2	6	6	December 31, 2019	10,300% over the limit
Ethylbenzene	0	1	0
Toluene	4	0	0
Benzene	4	0	0
Xylene [mix of m+o+p]	4	0	0
pH	2	0	0
Ethylbenzene	2	0	0
Flow, in conduit or thru treatment plant	2	0	0
Ethanol	2	0	0
Report due [yrmoda]	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

2Single-event violations

Date	What EPA recorded	Agency
April 9, 2020	Effluent Violations - Numeric effluent violation	ST6
June 26, 2017	Effluent Violations - Numeric effluent violation	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 MOG350215 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES MOG350215 for GIER OIL COMPANY BULK PLANT in Eldon, MO, held by Gier Oil Company, with a status of administratively continued and a discharger class of Minor. The listed figures are 10 pollutants under a numeric limit and 2 pollutants with an effluent exceedance, out of 11 pollutants on file, with 10 under a numeric limit.