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Pfizer Incorporated

Pharmaceutical Preparations, major discharger, Kalamazoo, Michigan. NPDES permit MI0002941, in force until Oct 1, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 21 days after each period: outfall 001 form A monthly (8 values), outfall 002 form A monthly (14 values), outfall 003 form A monthly (36 values)
Renewal application due
Apr 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 36 reports late

Limits in force (58)

ParameterStatisticLimitMonthsOutfall
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Mercury, total [as Hg]monthly averagereport only (ng/L)all year001
Mercury, total [as Hg]daily maximumreport only (ng/L)all year001
Mercury, total [as Hg]monthly averagereport only (lb/d)all year001
Mercury, total [as Hg]daily maximumreport only (lb/d)all year001
Mercury, total [as Hg]12-month average≤ 7 ng/Lall year001
Mercury, total [as Hg]12-month average≤ .00011 lb/dall year001
Arsenic, total [as As]daily maximumreport only (ug/L)all year002
Arsenic, total [as As]daily maximumreport only (lb/d)all year002
Chlorobenzenedaily maximumreport only (ug/L)all year002
Chlorobenzenedaily maximumreport only (lb/d)all year002
Chlordane [tech mix. and metabolites]daily maximum< .03 ug/Lall year002
Chlordane [tech mix. and metabolites]daily maximumreport only (lb/d)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Mercury, total [as Hg]monthly averagereport only (ng/L)all year002
Mercury, total [as Hg]daily maximumreport only (ng/L)all year002
Mercury, total [as Hg]monthly averagereport only (lb/d)all year002
Mercury, total [as Hg]daily maximumreport only (lb/d)all year002
Mercury, total [as Hg]12-month average≤ 19 ng/Lall year002
Mercury, total [as Hg]12-month average≤ .000054 lb/dall year002
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year003
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year003
Oxygen, dissolved [DO]daily minimum≥ 3 mg/Lall year003
pHdaily minimum≥ 6.5 SUall year003
pHdaily maximum≤ 9 SUall year003
Phosphorus, total [as P]monthly average≤ .05 mg/Lall year003
Phosphorus, total [as P]daily maximumreport only (mg/L)all year003
Phosphorus, total [as P]monthly average≤ 8.3 lb/dall year003
Phosphorus, total [as P]daily maximumreport only (lb/d)all year003
Chloride [as Cl]daily maximumreport only (mg/L)all year003
Chloride [as Cl]daily maximumreport only (lb/d)all year003
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year003
Sulfate, total [as SO4]daily maximumreport only (lb/d)all year003
Arsenic, total [as As]monthly averagereport only (ug/L)all year003
Arsenic, total [as As]daily maximumreport only (ug/L)all year003
Arsenic, total [as As]monthly averagereport only (lb/d)all year003
Arsenic, total [as As]daily maximumreport only (lb/d)all year003
Toxicity, choice of speciesmonthly averagereport only (tox chronic)all year003
Toxicity, choice of speciesvaluereport only (tox chronic)all year003
Chlorobenzenedaily maximumreport only (ug/L)all year003
Chlorobenzenedaily maximumreport only (lb/d)all year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Chlorine, total residualdaily maximum≤ 38 ug/Lall year003
Toxicity [acute], Ceriodaphnia dubiadaily maximumreport only (tox acute)all year003
Solids, total dissolvedmonthly average≤ 600 mg/Lall year003
Solids, total dissolveddaily maximum≤ 750 mg/Lall year003
Solids, total dissolvedmonthly average≤ 150000 lb/dall year003
Solids, total dissolveddaily maximum≤ 188000 lb/dall year003
Mercury, total [as Hg]monthly averagereport only (ng/L)all year003
Mercury, total [as Hg]daily maximumreport only (ng/L)all year003
Mercury, total [as Hg]monthly averagereport only (lb/d)all year003
Mercury, total [as Hg]daily maximumreport only (lb/d)all year003
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year003
BOD, carbonaceous [5 day, 20 C]daily maximumreport only (mg/L)all year003
Outfall observation,visual, y/n responsevaluereport only (N=0;Y=1)all year003

New limits from Sep 1, 2027

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Arsenic, total [as As], monthly average10 ug/Lnew9.1 ug/L (12 values)0.91×
Arsenic, total [as As], monthly average2.5 lb/dnew0.6875 lb/d (12 values)0.275×

How strict are these limits?

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

Same industry: the 13 Chemicals and Allied Products permits in Michigan.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MI0002941 · MCP: https://passage-data.com/mcp