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Evonik Corporation Tippecanoe Lab

Medicinals And Botanicals, major discharger, Lafayette, Indiana. NPDES permit IN0002861 expired Mar 31, 2026; its limits still apply. Last 12 months: no values over a limit, 1 of 43 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A monthly (87 values), outfall 001 form TQ quarterly (4 values), outfall 249 form A monthly (4 values), outfall 249 form B monthly (22 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
1 value over a limit, 14 required values missing, 4 of 47 reports late

Limits in force (157)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year001
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year001
Flow ratemonthly averagereport only (MGD)all year001
Flow ratedaily maximumreport only (MGD)all year001
BOD, 5-day, 20 deg. Cmonthly average≤ 3500 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 7000 lb/dall year001
pHdaily minimum≥ 6 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 6000 lb/dall year001
Solids, total suspendeddaily maximum≤ 12000 lb/dall year001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly average≤ 365 lb/dall year001
Nitrogen, ammonia total [as N]daily maximum≤ 1050 lb/dall year001
Phosphorus, total [as P]monthly average≤ 1 mg/Lall year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Cyanide, total [as CN]monthly averagereport only (mg/L)all year001
Cyanide, total [as CN]daily maximumreport only (mg/L)all year001
Isopropyl acetate, total effluentmonthly average≤ 6.2 lb/dall year001
Isopropyl acetate, total effluentdaily maximum≤ 16 lb/dall year001
Methyl cellosolvemonthly averagereport only (mg/L)Dec001
Methyl cellosolvemonthly averagereport only (mg/L)Dec001
Methyl cellosolvedaily maximumreport only (mg/L)Dec001
Methyl cellosolvedaily maximumreport only (mg/L)Dec001
Methyl cellosolvemonthly averagereport only (lb/d)Dec001
Methyl cellosolvemonthly averagereport only (lb/d)Dec001
Methyl cellosolvedaily maximumreport only (lb/d)Dec001
Methyl cellosolvedaily maximumreport only (lb/d)Dec001
o-Dichlorobenzenemonthly average≤ .75 lb/dall year001
o-Dichlorobenzenedaily maximum≤ 1.9 lb/dall year001
1,2-Dichloroethanemonthly average≤ 1.25 lb/dall year001
1,2-Dichloroethanedaily maximum≤ 5 lb/dall year001
Chloroformmonthly average≤ .28 lb/dall year001
Chloroformdaily maximum≤ .37 lb/dall year001
Toluenemonthly average≤ .25 lb/dall year001
Toluenedaily maximum≤ .75 lb/dall year001
Benzenemonthly average≤ .25 lb/dall year001
Benzenedaily maximum≤ .62 lb/dall year001
Chlorobenzenemonthly average≤ .75 lb/dall year001
Chlorobenzenedaily maximum≤ 1.9 lb/dall year001
Methylene chloridemonthly average≤ 3.7 lb/dall year001
Methylene chloridedaily maximum≤ 11 lb/dall year001
Phenolsmonthly average≤ .25 lb/dall year001
Phenolsdaily maximum≤ .62 lb/dall year001
Chlorine, total residualmonthly average≤ .15 mg/Lall year001
Chlorine, total residualdaily maximum≤ .35 mg/Lall year001
Methyl formatemonthly average≤ 6.2 lb/dall year001
Methyl formatedaily maximum≤ 16 lb/dall year001
Isobutyraldehydemonthly averagereport only (mg/L)Dec001
Isobutyraldehydemonthly averagereport only (mg/L)Dec001
Isobutyraldehydedaily maximumreport only (mg/L)Dec001
Isobutyraldehydedaily maximumreport only (mg/L)Dec001
Isobutyraldehydemonthly averagereport only (lb/d)Dec001
Isobutyraldehydemonthly averagereport only (lb/d)Dec001
Isobutyraldehydedaily maximumreport only (lb/d)Dec001
Isobutyraldehydedaily maximumreport only (lb/d)Dec001
n-Amyl acetatemonthly average≤ 6.2 lb/dall year001
n-Amyl acetatedaily maximum≤ 16 lb/dall year001
Amyl alcoholmonthly average≤ 51 lb/dall year001
Amyl alcoholdaily maximum≤ 124 lb/dall year001
N-Hexanemonthly average≤ .25 lb/dall year001
N-Hexanedaily maximum≤ .37 lb/dall year001
Toxicity [acute], Ceriodaphnia dubiamaximum≤ 5.6 tox acuteJan, Mar, May, Jul, Sep, Nov001
Toxicity [acute], Ceriodaphnia dubiamaximum≤ 5.6 tox acuteJan, Mar, May, Jul, Sep, Nov001
Toxicity [acute], Ceriodaphnia dubiamaximum≤ 5.6 tox acuteMar, Jun, Sep, Dec001
Toxicity [acute], Ceriodaphnia dubiamaximum≤ 5.6 tox acuteJan, Apr, Jul, Oct001
Toxicity [acute], Ceriodaphnia dubiamaximum≤ 5.6 tox acuteJan, Apr, Jul, Oct001
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 26.9 tox chronicJan, Mar, May, Jul, Sep, Nov001
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 26.9 tox chronicJan, Mar, May, Jul, Sep, Nov001
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 24.9 tox chronicMar, Jun, Sep, Dec001
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 24.9 tox acuteJan, Apr, Jul, Oct001
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 24.9 tox acuteJan, Apr, Jul, Oct001
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 5.6 tox acuteJan, Mar, May, Jul, Sep, Nov001
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 5.6 tox acuteJan, Mar, May, Jul, Sep, Nov001
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 5.6 tox acuteMar, Jun, Sep, Dec001
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 5.6 tox acuteJan, Apr, Jul, Oct001
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 5.6 tox acuteJan, Apr, Jul, Oct001
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 24.9 tox chronicJan, Mar, May, Jul, Sep, Nov001
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 24.9 tox chronicJan, Mar, May, Jul, Sep, Nov001
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 24.9 tox chronicMar, Jun, Sep, Dec001
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 24.9 tox acuteJan, Apr, Jul, Oct001
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 24.9 tox acuteJan, Apr, Jul, Oct001
Iodide [as I]monthly average≤ .72 mg/Lall year001
Iodide [as I]daily maximum≤ 1.5 mg/Lall year001
Iodide [as I]monthly average≤ 37 lb/dall year001
Iodide [as I]daily maximum≤ 73 lb/dall year001
Mercury, total recoverablemonthly averagereport only (ug/L)Jun, Dec001
Mercury, total recoverablemonthly averagereport only (ug/L)Jun, Dec001
Mercury, total recoverabledaily maximumreport only (ug/L)Jun, Dec001
Mercury, total recoverabledaily maximumreport only (ug/L)Jun, Dec001
Mercury, total recoverablemonthly averagereport only (lb/d)Jun, Dec001
Mercury, total recoverablemonthly averagereport only (lb/d)Jun, Dec001
Mercury, total recoverabledaily maximumreport only (lb/d)Jun, Dec001
Mercury, total recoverabledaily maximumreport only (lb/d)Jun, Dec001
Methyl cyanide [acetonitrile]monthly average≤ 127 lb/dall year001
Methyl cyanide [acetonitrile]daily maximum≤ 311 lb/dall year001
Ethanolmonthly average≤ 51 lb/dall year001
Ethanoldaily maximum≤ 124 lb/dall year001
Isopropanolmonthly average≤ 20 lb/dall year001
Isopropanoldaily maximum≤ 48 lb/dall year001
Diethylaminemonthly average< .64 mg/Lall year001
Diethylaminedaily maximum≤ .82 mg/Lall year001
Diethylaminemonthly average≤ 21 lb/dall year001
Diethylaminedaily maximum≤ 41 lb/dall year001
Dimethyl sulfoxide, totalmonthly average≤ 466 lb/dall year001
Dimethyl sulfoxide, totaldaily maximum≤ 1140 lb/dall year001
Triethylaminemonthly average≤ 16 mg/Lall year001
Triethylaminedaily maximum≤ 32 mg/Lall year001
Triethylaminemonthly average≤ 800 lb/dall year001
Triethylaminedaily maximum≤ 1600 lb/dall year001
Isopropyl ethermonthly average≤ 32 lb/dall year001
Isopropyl etherdaily maximum≤ 100 lb/dall year001
n-Butyl acetatemonthly average≤ 6.2 lb/dall year001
n-Butyl acetatedaily maximum≤ 16 lb/dall year001
Methanol, totalmonthly average≤ 51 lb/dall year001
Methanol, totaldaily maximum≤ 124 lb/dall year001
4-Methyl-2-pentanonemonthly average≤ 2.5 lb/dall year001
4-Methyl-2-pentanonedaily maximum≤ 6.2 lb/dall year001
n-Heptanemonthly average≤ .25 lb/dall year001
n-Heptanedaily maximum≤ .62 lb/dall year001
Chemical Oxygen Demand [COD]monthly average≤ 10600 lb/dall year001
Chemical Oxygen Demand [COD]daily maximum≤ 20800 lb/dall year001
Xylene [mix of m+o+p]monthly average≤ .12 lb/dall year001
Xylene [mix of m+o+p]daily maximum≤ .37 lb/dall year001
Acetonemonthly average≤ 2.5 lb/dall year001
Acetonedaily maximum≤ 6.2 lb/dall year001
Ethyl acetatemonthly average≤ 6.2 lb/dall year001
Ethyl acetatedaily maximum≤ 16 lb/dall year001
Tetrahydrofuranmonthly average≤ 32 lb/dall year001
Tetrahydrofurandaily maximum≤ 100 lb/dall year001
Flow, totalmonthly totalreport only (Mgal/mo)all year001
Flow ratemonthly averagereport only (MGD)all year249
Flow ratedaily maximumreport only (MGD)all year249
pHdaily minimum≥ 6 SUall year249
pHdaily maximum≤ 9 SUall year249
Solids, total suspendedmonthly average≤ 34.8 mg/Lall year249
Solids, total suspendeddaily maximum≤ 113 mg/Lall year249
Cyanide, total [as CN]monthly average≤ 9.4 mg/Lall year249
Cyanide, total [as CN]daily maximum≤ 33.5 mg/Lall year249
Arsenic, total recoverablemonthly average≤ 72 ug/Lall year249
Arsenic, total recoverabledaily maximum≤ 84 ug/Lall year249
Titanium, total recoverablemonthly average≤ 22 ug/Lall year249
Titanium, total recoverabledaily maximum≤ 60 ug/Lall year249
Silver total recoverablemonthly average≤ 8 ug/Lall year249
Silver total recoverabledaily maximum≤ 13 ug/Lall year249
Zinc, total recoverablemonthly average≤ 54 ug/Lall year249
Zinc, total recoverabledaily maximum≤ 82 ug/Lall year249
Cadmium, total recoverablemonthly average≤ 26 ug/Lall year249
Cadmium, total recoverabledaily maximum≤ 71 ug/Lall year249
Lead, total recoverablemonthly average≤ 32 ug/Lall year249
Lead, total recoverabledaily maximum≤ 57 ug/Lall year249
Chromium, total recoverablemonthly average≤ 14 ug/Lall year249
Chromium, total recoverabledaily maximum≤ 25 ug/Lall year249
Copper, total recoverablemonthly average≤ 14 ug/Lall year249
Copper, total recoverabledaily maximum≤ 23 ug/Lall year249
Mercury, total recoverablemonthly average≤ 1.3 ug/Lall year249
Mercury, total recoverabledaily maximum≤ 2.3 ug/Lall year249

How strict are these limits?

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

Same industry: the 45 Chemicals and Allied Products permits in Indiana.

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Your permit document is the final word. As JSON: /api/v1/permits/IN0002861 · MCP: https://passage-data.com/mcp