Clean Water Act discharge permit · NPDES MO0133213

GEMSTONE ACRES WWTP, Kimberling City, MO: NPDES MO0133213 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
9Pollutants under a numeric limit
3Pollutants with an effluent exceedance

GEMSTONE ACRES WWTP, held by Tim Hoehn, holds NPDES permit MO0133213, which discharges to Table Rock Lake. EPA’s file records it issued January 28, 2014 and expiring December 31, 2018. 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	GEMSTONE ACRES WWTP
Permittee as filed	Tim Hoehn
NPDES ID	MO0133213
Permit status	Effective
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	January 28, 2014
Expiration date	December 31, 2018
Issuing agency	MODNR-Water Protection Program
Address	Kimberling City, MO 65686
Receiving water	Table Rock Lake
Receiving water impaired	303(D) Listed
Subwatershed	Cow Creek-Table Rock Lake (HUC 110100011401)
SIC	4952 – Sewerage Systems

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

9Pollutants on file
9Under a numeric limit
9With 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
Phosphorus, total [as P]	2	12	8	June 30, 2019	606% over the limit
Chlorine, total residual	2	12	8	September 30, 2015	900% over the limit
Nitrogen, ammonia total [as N]	4	6	2	June 30, 2019	139% over the limit
Oxygen, dissolved [DO]	2	4	0
BOD, 5-day, 20 deg. C	2	4	0
pH	2	4	0
Solids, total suspended	2	4	0
Flow, in conduit or thru treatment plant	2	4	0
E. coli, colony forming units [CFU]	2	4	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

1Single-event violations

Date	What EPA recorded	Agency
September 21, 2018	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 MO0133213 there.

Nearby on the register

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

This public-records page covers NPDES permit MO0133213 for the GEMSTONE ACRES WWTP in Kimberling City, MO, held by Tim Hoehn and discharging to Table Rock Lake, with the permit status shown as Effective. The facts list 3 pollutants under a numeric limit and 3 pollutants with an effluent exceedance, and the Minor Discharger class with a permit classed as an individual permit.