Clean Water Act discharge permit · NPDES MO0140643
WASHINGTON AD1, LLC, Washington, MO: NPDES MO0140643 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 27Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
WASHINGTON AD1, LLC, held by Washington AD1, LLC, holds NPDES permit MO0140643, which discharges to Tributary To Dubois Cr.. EPA’s file records it issued March 27, 2025 and expiring March 26, 2030. 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 | WASHINGTON AD1, LLC |
|---|---|
| Permittee as filed | Washington AD1, LLC |
| NPDES ID | MO0140643 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | March 27, 2025 |
| Expiration date | March 26, 2030 |
| Address | Washington, MO 63090 |
| Receiving water | Tributary to Dubois Cr. |
| Subwatershed | Lower Big Creek (HUC 071100080409) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 27Pollutants on file
- 27Under a numeric limit
- 27With 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 | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Application rate area sprayed | 32 | 128 | 0 | ||
| Application rate, gallons spray irrigation | 32 | 128 | 0 | ||
| pH | 1 | 4 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 1 | 4 | 0 | ||
| Nitrogen, total [as N] | 1 | 4 | 0 | ||
| Phosphorus, total [as P] | 1 | 4 | 0 | ||
| Magnesium, total [as Mg] | 1 | 4 | 0 | ||
| Sodium, total [as Na] | 1 | 4 | 0 | ||
| Arsenic, total [as As] | 1 | 4 | 0 | ||
| Barium, total [as Ba] | 1 | 4 | 0 | ||
| Boron, total [as B] | 1 | 4 | 0 | ||
| Cadmium, total [as Cd] | 1 | 4 | 0 | ||
| Chromium, total [as Cr] | 1 | 4 | 0 | ||
| Copper, total [as Cu] | 1 | 4 | 0 | ||
| Iron, total [as Fe] | 1 | 4 | 0 | ||
| Lead, total [as Pb] | 1 | 4 | 0 | ||
| Manganese, total [as Mn] | 1 | 4 | 0 | ||
| Nickel, total [as Ni] | 1 | 4 | 0 | ||
| Silver, total [as Ag] | 1 | 4 | 0 | ||
| Zinc, total [as Zn] | 1 | 4 | 0 | ||
| Aluminum, total [as Al] | 1 | 4 | 0 | ||
| Selenium, total [as Se] | 1 | 4 | 0 | ||
| Chloride | 1 | 4 | 0 | ||
| Solids, total, percent | 1 | 4 | 0 | ||
| Mercury, total [as Hg] | 1 | 4 | 0 | ||
| Depth to water level ft below landsurface | 1 | 4 | 0 | ||
| Coliform, fecal general | 1 | 4 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MO0140643.
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 MO0140643.
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 MO0140643 there.
Nearby on the register
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- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.