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NPDES MOG490050 · Clean Water Act

MAITLAND QUARRY, Maitland, MO: NPDES MOG490050 discharge permit, effluent exceedances, inspections, penalties

MAITLAND QUARRY, Maitland, Missouri: General permit coverage MOG490050, held by Martin Marietta Materials Inc; Industrial stormwater; Effective; issued August 1, 2022, term to April 30, 2027; discharges to Tributary to Nodaway R..

  • pH: 2 limits, 6 violations of any kind.
  • Solids, total suspended: 2 limits, 6 violations of any kind.
  • Solids, settleable: 2 limits, 6 violations of any kind.
  • Oil and grease [soxhlet extr.] tot.: 2 limits, 6 violations of any kind.
  • Flow, in conduit or thru treatment plant: 2 limits, 4 violations of any kind.
  • Storm water flow: 0 limits, 2 violations of any kind.

Missouri holds 3,107 Industrial stormwater coverages of this permit type in EPA’s file; 2,507 were issued before MOG490050. Martin Marietta Materials Inc holds 11 permits in Missouri.

Other permits held by Martin Marietta Materials Inc

Coverages issued nearest MOG490050

MAITLAND QUARRY among its neighbors

2 discharge permits are in the Nichols Creek-Nodaway River subwatershed (HUC 102400100402); MOG490050 is one. Its county: 26, 1 major; MOG490050 is minor permit.

Other permits in the Nichols Creek-Nodaway River subwatershed (HUC 102400100402)

Identity

FacilityMAITLAND QUARRY
PermitteeMartin Marietta Materials Inc
NPDES IDMOG490050
StatusEffective
TypeGeneral permit coverage
ClassMinor
Facility typeNon-POTW
ProgramIndustrial stormwater
IssuedAugust 1, 2022
ExpiresApril 30, 2027
AddressMaitland, MO 64466
Receiving waterTributary to Nodaway R.
SubwatershedNichols Creek-Nodaway River (HUC 102400100402)
SIC1422 – Crushed And Broken Limestone
Other EPA IDs (FRS)RCRA handler MOR000564161

NPDES MOG490050: effluent limits and exceedances

MAITLAND QUARRY (NPDES MOG490050): 6 pollutants on file, 5 limited; 6 with a violation of any kind, 0 with an exceedance.

How exceedances are counted.

PollutantLimitsViolationsExceedancesLatestLargest, as filed
pH260
Solids, total suspended260
Solids, settleable260
Oil and grease [soxhlet extr.] tot.260
Flow, in conduit or thru treatment plant240
Storm water flow020

NPDES MOG490050: inspections, violations and enforcement

NPDES MOG490050 (MAITLAND QUARRY): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.

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Permits near NPDES MOG490050

NPDES MOG490050: 6 pollutant rows, 0 dated events; ICIS-NPDES download, loaded October 14, 2026.