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Polynt Composites USA Inc.

Plastics Materials And Resins, Valley Park, Missouri. NPDES permit MO0001341, in force until Sep 30, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form M monthly (22 values), outfall 002 form Q quarterly
Last report on file
August 2026
Oct 2024 – Sep 2025
4 values over a limit, 12 required values missing, 0 of 28 reports late

Limits in force (31)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitdaily maximum≤ 90 deg Fall year001
Temperature, water deg. fahrenheitmonthly average≤ 90 deg Fall year001
Oxygen demand, chem. [high level] [COD]daily maximumreport only (mg/L)all year001
Oxygen demand, chem. [high level] [COD]monthly averagereport only (mg/L)all year001
pHminimum≥ 6.5 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendeddaily maximum≤ 45 mg/Lall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Oil and grease [soxhlet extr.] tot.daily maximum≤ 15 mg/Lall year001
Oil and grease [soxhlet extr.] tot.monthly average≤ 10 mg/Lall year001
Zinc, total recoverabledaily maximumreport only (ug/L)all year001
Zinc, total recoverablemonthly averagereport only (ug/L)all year001
Aluminum, total recoverabledaily maximumreport only (ug/L)all year001
Aluminum, total recoverablemonthly averagereport only (ug/L)all year001
Cadmium, total recoverabledaily maximumreport only (ug/L)all year001
Cadmium, total recoverablemonthly averagereport only (ug/L)all year001
Copper, total recoverabledaily maximumreport only (ug/L)all year001
Copper, total recoverablemonthly averagereport only (ug/L)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Chlorine, total residualdaily maximum≤ 171 ug/Lall year001
Chlorine, total residualmonthly average≤ 48 ug/Lall year001
Oxygen demand, chem. [high level] [COD]daily maximumreport only (mg/L)all year002
pHminimum≥ 6.5 SUall year002
pHmaximum≤ 9 SUall year002
Solids, total suspendeddaily maximumreport only (mg/L)all year002
Oil and grease [soxhlet extr.] tot.daily maximumreport only (mg/L)all year002
Zinc, total recoverabledaily maximumreport only (ug/L)all year002
Aluminum, total recoverabledaily maximumreport only (ug/L)all year002
Copper, total recoverabledaily maximumreport only (ug/L)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002

How strict are these limits?

Cited limits by parameter: Missouri's rules and the federal ones.

Same industry: the 22 Chemicals and Allied Products permits in Missouri.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MO0001341 · MCP: https://passage-data.com/mcp