Clean Water Act discharge permit · NPDES MOG640201
CRYSTAL CITY WATER FILTRATION PLANT, Crystal City, MO: NPDES MOG640201 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 21Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
CRYSTAL CITY WATER FILTRATION PLANT, held by City of Crystal City, holds NPDES permit MOG640201, which discharges to Tributary To Plattin Creek. EPA’s file records it issued June 25, 2024 and expiring February 24, 2029. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | CRYSTAL CITY WATER FILTRATION PLANT |
|---|---|
| Permittee as filed | City of Crystal City |
| NPDES ID | MOG640201 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | June 25, 2024 |
| Expiration date | February 24, 2029 |
| Address | Crystal City, MO 63019 |
| Receiving water | Tributary to Plattin Creek |
| Subwatershed | Meissner Island-Mississippi River (HUC 071401010807) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 22Pollutants on file
- 21Under a numeric limit
- 22With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 2 | 18 | 2 | September 30, 2005 | 6,700% over the limit |
| pH | 3 | 22 | 0 | ||
| Phosphorus, total [as P] | 2 | 20 | 0 | ||
| Solids, settleable | 2 | 16 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 16 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 12 | 0 | ||
| Sodium, total [as Na] | 2 | 12 | 0 | ||
| Chloride [as Cl] | 2 | 12 | 0 | ||
| Arsenic, total [as As] | 2 | 12 | 0 | ||
| Cadmium, total [as Cd] | 2 | 12 | 0 | ||
| Chromium, total [as Cr] | 2 | 12 | 0 | ||
| Copper, total [as Cu] | 2 | 12 | 0 | ||
| Molybdenum, total [as Mo] | 2 | 12 | 0 | ||
| Nickel, total [as Ni] | 2 | 12 | 0 | ||
| Zinc, total [as Zn] | 2 | 12 | 0 | ||
| Aluminum, total [as Al] | 2 | 12 | 0 | ||
| Selenium, total [as Se] | 2 | 12 | 0 | ||
| Mercury, total [as Hg] | 2 | 12 | 0 | ||
| Total production - mass | 2 | 10 | 0 | ||
| Lead, total [as Pb] | 2 | 10 | 0 | ||
| Report due [yrmoda] | 1 | 5 | 0 | ||
| Lead, total recoverable | 0 | 2 | 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 3, 2024 | Reporting Violations - Failure to Submit DMRs | ST6 |
| November 20, 2023 | Reporting Violations - Failure to Submit DMRs | ST6 |
| March 30, 2020 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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
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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 MOG640201 there.
Nearby on the register
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- Every permit record in Crystal City, A to Z
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- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.