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Clean Water Act discharge permit · NPDES MO0054518

SWEET SPRINGS WWTF, Sweet Springs, MO: NPDES MO0054518 discharge permit, effluent exceedances, inspections, penalties

SWEET SPRINGS WWTF, held by City of Sweet Springs, holds NPDES permit MO0054518, which discharges to Tributary To Davis Cr.. EPA’s file records it issued May 11, 2017 and expiring December 31, 2021. 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 filedSWEET SPRINGS WWTF
Permittee as filedCity of Sweet Springs
NPDES IDMO0054518
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedMay 11, 2017
Expiration dateDecember 31, 2021
AddressSweet Springs, MO 65351
Receiving waterTributary to Davis Cr.
SubwatershedLower Davis Creek (HUC 103001040205)

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

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Solids, total suspended214741December 31, 2025320% over the limit
Copper, total recoverable211341December 31, 20253,194% over the limit
Nitrogen, ammonia total [as N]612240December 31, 2025529% over the limit
Solids, suspended percent removal16232December 31, 2025567% over the limit
BOD, 5-day, 20 deg. C213127June 30, 2025787% over the limit
BOD, 5-day, percent removal15727December 31, 2025367% over the limit
E. coli25319July 31, 20251,107% over the limit
pH212612June 30, 2025
E. coli, colony forming units [CFU]01010April 30, 20171,075% over the limit
Oil and grease [soxhlet extr.] tot.2251November 30, 20088% over the limit
Flow, in conduit or thru treatment plant2740
Zinc, total recoverable2720
Hardness, total [as CaCO3]2600
Phosphorus, total [as P]2460
Nitrogen, Kjeldahl, total [as N]0460
Nitrite + Nitrate total [as N]0460
Nitrogen, total [as N]2240
Cyanide, free [amenable to chlorination]0120
Nickel, total recoverable0120
Silver total recoverable0120
Cadmium, total recoverable0120
Lead, total recoverable0120
Chromium, total recoverable0120
Toxicity [acute], Ceriodaphnia dubia110
Toxicity [acute], Pimephales promelas [Fathead Minnow]110

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

DateWhat EPA recordedAgency
June 30, 2026Reporting Violations - Improper/ Incorrect ReportingST6
December 30, 2025Reporting Violations - Improper/ Incorrect ReportingST6
December 30, 2025Effluent Violations - Numeric effluent violationST6
September 29, 2025Reporting Violations - Improper/ Incorrect ReportingST6
September 29, 2025Effluent Violations - Numeric effluent violationST6
June 27, 2025Reporting Violations - Improper/ Incorrect ReportingST6
April 18, 2025Reporting Violations - Failure to Submit DMRsST6
March 28, 2025Effluent Violations - Numeric effluent violationST6
March 28, 2025Reporting Violations - Improper/ Incorrect ReportingST6
December 31, 2024Effluent Violations - Numeric effluent violationST6
December 31, 2024Permit Violations - Violation Specified in CommentST6
August 2, 2024Reporting Violations - Failure to Submit DMRsST6
June 28, 2024Reporting Violations - Improper/ Incorrect ReportingST6
March 29, 2024Reporting Violations - Improper/ Incorrect ReportingST6
March 29, 2024Permit Violations - Violation Specified in CommentST6
December 29, 2023Reporting Violations - Improper/ Incorrect ReportingST6
December 29, 2023Permit Violations - Violation Specified in CommentST6
November 16, 2023Reporting Violations - Improper/ Incorrect ReportingST6
September 29, 2023Reporting Violations - Improper/ Incorrect ReportingST6
March 31, 2023Reporting Violations - Improper/ Incorrect ReportingST6
March 31, 2023Effluent Violations - Numeric effluent violationST6
March 31, 2023Reporting Violations - Failure to Submit DMRsST6
December 30, 2022Effluent Violations - Numeric effluent violationST6
December 30, 2022Reporting Violations - Improper/ Incorrect ReportingST6
March 31, 2022Effluent Violations - Numeric effluent violationST6
December 29, 2020Effluent Violations - Numeric effluent violationST6
September 8, 2020Effluent Violations - Numeric effluent violationST6
September 8, 2020Permit Violations - Violation Specified in CommentST6
September 8, 2020Reporting Violations - Improper/ Incorrect ReportingST6

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, MO0054518.

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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 MO0054518 there.

Nearby on the register

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