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Daikin America Inc

Industrial Organic Chemicals, major discharger, Decatur, Alabama. NPDES permit AL0064351 expired Jan 31, 2019; its limits still apply. 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 1 monthly (27 values), outfall 001 form Q quarterly (17 values), outfall 001 form T quarterly (2 values), outfall 002 form Q quarterly (17 values), outfall 003 form Q quarterly (19 values), outfall 004 form Q quarterly (8 values), and 6 more forms
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 56 reports late

Limits in force (349)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. Cmonthly average≤ 227 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 611 lb/dall year001
pHdaily minimum≥ 6 SUall year001
pHdaily maximum≤ 8.5 SUall year001
Solids, total suspendedmonthly average≤ 326 lb/dall year001
Solids, total suspendeddaily maximum≤ 1054 lb/dall year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]daily maximumreport only (lb/d)all year001
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (lb/d)all year001
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year001
Nitrite + Nitrate total [as N]daily maximumreport only (lb/d)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (lb/d)all year001
Cyanide, total [as CN]daily maximumreport only (lb/d)all year001
Chloride [as Cl]monthly averagereport only (mg/L)all year001
Chloride [as Cl]daily maximumreport only (mg/L)all year001
Chloride [as Cl]monthly averagereport only (lb/d)all year001
Chloride [as Cl]daily maximumreport only (lb/d)all year001
Chromium, total [as Cr]monthly average≤ 9.072 lb/dall year001
Chromium, total [as Cr]daily maximum≤ 22.64 lb/dall year001
Copper, total [as Cu]monthly average≤ 11.85 lb/dall year001
Copper, total [as Cu]daily maximum≤ 27.62 lb/dall year001
Lead, total [as Pb]monthly average≤ 2.615 lb/dall year001
Lead, total [as Pb]daily maximum≤ 5.64 lb/dall year001
Nickel, total [as Ni]monthly average≤ 13.81 lb/dall year001
Nickel, total [as Ni]daily maximum≤ 32.53 lb/dall year001
Zinc, total [as Zn]monthly average≤ 8.582 lb/dall year001
Zinc, total [as Zn]daily maximum≤ 21.33 lb/dall year001
Carbon tetrachloridemonthly average≤ 1.161 lb/dall year001
Carbon tetrachloridedaily maximum≤ 3.106 lb/dall year001
1,2-Dichloroethanemonthly average≤ 1.471 lb/dall year001
1,2-Dichloroethanedaily maximum≤ 4.691 lb/dall year001
Chloroformmonthly average≤ .907 lb/dall year001
Chloroformdaily maximum≤ 2.656 lb/dall year001
Toluenemonthly average≤ .229 lb/dall year001
Toluenedaily maximum≤ .605 lb/dall year001
Benzenemonthly average≤ .466 lb/dall year001
Benzenedaily maximum≤ 1.095 lb/dall year001
Acenaphthylenemonthly average≤ .155 lb/dall year001
Acenaphthylenedaily maximum≤ .384 lb/dall year001
Acenaphthenemonthly average≤ .155 lb/dall year001
Acenaphthenedaily maximum≤ .384 lb/dall year001
Acrylonitrilemonthly average≤ .768 lb/dall year001
Acrylonitriledaily maximum≤ 1.896 lb/dall year001
Anthracenemonthly average≤ .384 lb/dall year001
Anthracenedaily maximum≤ .155 lb/dall year001
Benzo[k]fluoranthenemonthly average≤ .155 lb/dall year001
Benzo[k]fluoranthenedaily maximum≤ .384 lb/dall year001
Benzo[a]pyrenemonthly average≤ .163 lb/dall year001
Benzo[a]pyrenedaily maximum≤ .392 lb/dall year001
Chlorobenzenemonthly average≤ 1.161 lb/dall year001
Chlorobenzenedaily maximum≤ 3.106 lb/dall year001
Chrysenemonthly average≤ .155 lb/dall year001
Chrysenedaily maximum≤ .384 lb/dall year001
Diethyl phthalatemonthly average≤ .376 lb/dall year001
Diethyl phthalatedaily maximum≤ .924 lb/dall year001
Dimethyl phthalatemonthly average≤ .155 lb/dall year001
Dimethyl phthalatedaily maximum≤ .384 lb/dall year001
Ethylbenzenemonthly average≤ 1.161 lb/dall year001
Ethylbenzenedaily maximum≤ 3.106 lb/dall year001
Fluoranthenemonthly average≤ .18 lb/dall year001
Fluoranthenedaily maximum≤ .441 lb/dall year001
Fluorenemonthly average≤ .155 lb/dall year001
Fluorenedaily maximum≤ .384 lb/dall year001
Hexachloroethanemonthly average≤ 1.602 lb/dall year001
Hexachloroethanedaily maximum≤ 6.49 lb/dall year001
Methyl chloride [Chloromethane]monthly average≤ .899 lb/dall year001
Methyl chloride [Chloromethane]daily maximum≤ 2.411 lb/dall year001
Methylene chloridemonthly average≤ .294 lb/dall year001
Methylene chloridedaily maximum≤ 1.389 lb/dall year001
Nitrobenzenemonthly average≤ 18.28 lb/dall year001
Nitrobenzenedaily maximum≤ 52.32 lb/dall year001
Phenanthrenemonthly average≤ .155 lb/dall year001
Phenanthrenedaily maximum≤ .384 lb/dall year001
Pyrenemonthly average≤ .163 lb/dall year001
Pyrenedaily maximum≤ .392 lb/dall year001
1,1-Dichloroethanemonthly average≤ .18 lb/dall year001
1,1-Dichloroethanedaily maximum≤ .482 lb/dall year001
1,1-Dichloroethylenemonthly average≤ .18 lb/dall year001
1,1-Dichloroethylenedaily maximum≤ .49 lb/dall year001
1,1,1-Trichloroethanemonthly average≤ .18 lb/dall year001
1,1,1-Trichloroethanedaily maximum≤ .482 lb/dall year001
1,1,2-Trichloroethanemonthly average≤ .262 lb/dall year001
1,1,2-Trichloroethanedaily maximum≤ 1.038 lb/dall year001
Benzo[a]anthracenemonthly average≤ .155 lb/dall year001
Benzo[a]anthracenedaily maximum≤ .384 lb/dall year001
1,2-Dichlorobenzenemonthly average≤ 1.602 lb/dall year001
1,2-Dichlorobenzenedaily maximum≤ 6.49 lb/dall year001
1,2-Dichloropropanemonthly average≤ 1.602 lb/dall year001
1,2-Dichloropropanedaily maximum≤ 6.49 lb/dall year001
trans-1,2-Dichloroethylenemonthly average≤ .204 lb/dall year001
trans-1,2-Dichloroethylenedaily maximum≤ .539 lb/dall year001
1,2,4-Trichlorobenzenemonthly average≤ 1.602 lb/dall year001
1,2,4-Trichlorobenzenedaily maximum≤ 6.49 lb/dall year001
1,3-Dichlorobenzenemonthly average≤ 1.161 lb/dall year001
1,3-Dichlorobenzenedaily maximum≤ 3.106 lb/dall year001
1,4-Dichlorobenzenemonthly average≤ 1.161 lb/dall year001
1,4-Dichlorobenzenedaily maximum≤ 3.106 lb/dall year001
2-Nitrophenolmonthly average≤ .531 lb/dall year001
2-Nitrophenoldaily maximum≤ 1.888 lb/dall year001
2,4-Dimethylphenolmonthly average≤ .155 lb/dall year001
2,4-Dimethylphenoldaily maximum≤ .384 lb/dall year001
2,4-Dinitrophenolmonthly average≤ 9.865 lb/dall year001
2,4-Dinitrophenoldaily maximum≤ 35.071 lb/dall year001
4-Nitrophenolmonthly average≤ 1.324 lb/dall year001
4-Nitrophenoldaily maximum≤ 4.708 lb/dall year001
4,6-Dinitro-o-cresolmonthly average≤ .638 lb/dall year001
4,6-Dinitro-o-cresoldaily maximum≤ 2.264 lb/dall year001
Naphthalenemonthly average≤ .155 lb/dall year001
Naphthalenedaily maximum≤ .384 lb/dall year001
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ .776 lb/dall year001
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ 2.109 lb/dall year001
Di-n-butyl phthalatemonthly average≤ .163 lb/dall year001
Di-n-butyl phthalatedaily maximum≤ .351 lb/dall year001
Vinyl chloridemonthly average≤ .793 lb/dall year001
Vinyl chloridedaily maximum≤ 1.406 lb/dall year001
Trichloroethylenemonthly average≤ .213 lb/dall year001
Trichloroethylenedaily maximum≤ .564 lb/dall year001
Hexachlorobenzenemonthly average≤ .0058 lb/dall year001
Hexachlorobenzenedaily maximum≤ .0116 lb/dall year001
Hexachlorobutadienemonthly average≤ 1.161 lb/dall year001
Hexachlorobutadienedaily maximum≤ 3.106 lb/dall year001
Phenolsmonthly average≤ .155 lb/dall year001
Phenolsdaily maximum≤ .384 lb/dall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Perfluorooctanoic acid (PFOA)daily maximumreport only (ug/L)all year001
Perfluorobutanoic acid (PFBA)daily maximumreport only (ug/L)all year001
Perfluorooctanesulfonatedaily maximumreport only (ug/L)all year001
Perfluorohexanoic acid (PFHxA)daily maximumreport only (ug/L)all year001
Toxicity [acute], Ceriodaphnia dubiasingle sample≤ 0 pass=0;fail=1all year001
Toxicity [acute], Pimephales promelas [Fathead Minnow]single sample≤ 0 pass=0;fail=1all year001
Solids, total dissolvedmonthly averagereport only (mg/L)all year001
Solids, total dissolveddaily maximumreport only (mg/L)all year001
Solids, total dissolvedmonthly averagereport only (lb/d)all year001
Solids, total dissolveddaily maximumreport only (lb/d)all year001
1,3-Dichloropropenemonthly average≤ 1.602 lb/dall year001
1,3-Dichloropropenedaily maximum≤ 6.49 lb/dall year001
3,4-Benzofluoranthenemonthly average≤ .163 lb/dall year001
3,4-Benzofluoranthenedaily maximum≤ .392 lb/dall year001
pH range excursions, > 60 minutesmonthly maximum≤ 0 occur/moall year001
pH range excursions, monthly total accummonthly maximum≤ 446 minall year001
Chloroethanemonthly average≤ .899 lb/dall year001
Chloroethanedaily maximum≤ 2.411 lb/dall year001
Tetrachloroethylenemonthly average≤ .425 lb/dall year001
Tetrachloroethylenedaily maximum≤ 1.34 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year002
pHdaily minimumreport only (SU)all year002
pHdaily maximumreport only (SU)all year002
Solids, total suspendeddaily maximumreport only (mg/L)all year002
Oil & Greasedaily maximum≤ 15 mg/Lall year002
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year002
Carbon, tot organic [TOC]daily maximumreport only (mg/L)all year002
Fluoridedaily maximumreport only (mg/L)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Perfluorooctanoic acid (PFOA)daily maximumreport only (ug/L)all year002
Perfluorobutanoic acid (PFBA)daily maximumreport only (ug/L)all year002
Perfluorooctanesulfonatedaily maximumreport only (ug/L)all year002
Perfluorohexanoic acid (PFHxA)daily maximumreport only (ug/L)all year002
Perfluoroheptanoic acid (PFHpA)daily maximumreport only (ug/L)all year002
Perfluorobutane Sulfonatedaily maximumreport only (ug/L)all year002
Perfluorohexane Sulfonatedaily maximumreport only (ug/L)all year002
Chemical Oxygen Demand [COD]daily maximumreport only (mg/L)all year002
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year003
pHdaily minimumreport only (SU)all year003
pHdaily maximumreport only (SU)all year003
Solids, total suspendeddaily maximumreport only (mg/L)all year003
Oil & Greasedaily maximum≤ 15 mg/Lall year003
Carbon, tot organic [TOC]daily maximumreport only (mg/L)all year003
Zinc, total recoverabledaily maximumreport only (mg/L)all year003
Lead, total recoverabledaily maximumreport only (mg/L)all year003
Chromium, total recoverabledaily maximumreport only (mg/L)all year003
Copper, total recoverabledaily maximumreport only (mg/L)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Perfluorooctanoic acid (PFOA)daily maximumreport only (ug/L)all year003
Perfluorobutanoic acid (PFBA)daily maximumreport only (ug/L)all year003
Perfluorooctanesulfonatedaily maximumreport only (ug/L)all year003
Perfluorohexanoic acid (PFHxA)daily maximumreport only (ug/L)all year003
Perfluoroheptanoic acid (PFHpA)daily maximumreport only (ug/L)all year003
Perfluorobutane Sulfonatedaily maximumreport only (ug/L)all year003
Perfluorohexane Sulfonatedaily maximumreport only (ug/L)all year003
Chemical Oxygen Demand [COD]daily maximumreport only (mg/L)all year003
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year004
pHdaily minimumreport only (SU)all year004
pHdaily maximumreport only (SU)all year004
Solids, total suspendeddaily maximumreport only (mg/L)all year004
Oil & Greasedaily maximum≤ 15 mg/Lall year004
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year004
Fluoridedaily maximumreport only (mg/L)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Perfluorooctanoic acid (PFOA)daily maximumreport only (ug/L)all year004
Perfluorobutanoic acid (PFBA)daily maximumreport only (ug/L)all year004
Perfluorooctanesulfonatedaily maximumreport only (ug/L)all year004
Perfluorohexanoic acid (PFHxA)daily maximumreport only (ug/L)all year004
Perfluoroheptanoic acid (PFHpA)daily maximumreport only (ug/L)all year004
Perfluorobutane Sulfonatedaily maximumreport only (ug/L)all year004
Perfluorohexane Sulfonatedaily maximumreport only (ug/L)all year004
Chemical Oxygen Demand [COD]daily maximumreport only (mg/L)all year004
BOD, 5-day, 20 deg. Cmonthly average≤ 320.1 lb/dall year012
BOD, 5-day, 20 deg. Cdaily maximum≤ 864.4 lb/dall year012
pHdaily minimum≥ 6 SUall year012
pHdaily maximum≤ 8.5 SUall year012
Solids, total suspendedmonthly average≤ 460.2 lb/dall year012
Solids, total suspendeddaily maximum≤ 1490.2 lb/dall year012
Oil & Greasedaily maximum≤ 15 mg/Lall year012
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year012
Nitrogen, ammonia total [as N]daily maximumreport only (lb/d)all year012
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year012
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (lb/d)all year012
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year012
Nitrite + Nitrate total [as N]daily maximumreport only (lb/d)all year012
Phosphorus, total [as P]daily maximumreport only (mg/L)all year012
Phosphorus, total [as P]daily maximumreport only (lb/d)all year012
Cyanide, total [as CN]daily maximumreport only (lb/d)all year012
Chloride [as Cl]monthly averagereport only (mg/L)all year012
Chloride [as Cl]daily maximumreport only (mg/L)all year012
Chloride [as Cl]monthly averagereport only (lb/d)all year012
Chloride [as Cl]daily maximumreport only (lb/d)all year012
Chromium, total [as Cr]monthly average≤ 10.368 lb/dall year012
Chromium, total [as Cr]daily maximum≤ 25.874 lb/dall year012
Copper, total [as Cu]monthly average≤ 13.544 lb/dall year012
Copper, total [as Cu]daily maximum≤ 31.572 lb/dall year012
Lead, total [as Pb]monthly average≤ 2.989 lb/dall year012
Lead, total [as Pb]daily maximum≤ 6.445 lb/dall year012
Nickel, total [as Ni]monthly average≤ 15.786 lb/dall year012
Nickel, total [as Ni]daily maximum≤ 37.176 lb/dall year012
Zinc, total [as Zn]monthly average≤ 9.808 lb/dall year012
Zinc, total [as Zn]daily maximum≤ 24.379 lb/dall year012
Carbon tetrachloridemonthly average≤ 1.326 lb/dall year012
Carbon tetrachloridedaily maximum≤ 3.55 lb/dall year012
1,2-Dichloroethanemonthly average≤ 1.681 lb/dall year012
1,2-Dichloroethanedaily maximum≤ 5.362 lb/dall year012
Chloroformmonthly average≤ 1.037 lb/dall year012
Chloroformdaily maximum≤ 3.036 lb/dall year012
Toluenemonthly average≤ .262 lb/dall year012
Toluenedaily maximum≤ .691 lb/dall year012
Benzenemonthly average≤ .532 lb/dall year012
Benzenedaily maximum≤ 1.252 lb/dall year012
Acenaphthylenemonthly average≤ .177 lb/dall year012
Acenaphthylenedaily maximum≤ .439 lb/dall year012
Acenaphthenemonthly average≤ .177 lb/dall year012
Acenaphthenedaily maximum≤ .439 lb/dall year012
Acrylonitrilemonthly average≤ .878 lb/dall year012
Acrylonitriledaily maximum≤ 2.167 lb/dall year012
Anthracenemonthly average≤ .177 lb/dall year012
Anthracenedaily maximum≤ .439 lb/dall year012
Benzo[k]fluoranthenemonthly average≤ .177 lb/dall year012
Benzo[k]fluoranthenedaily maximum≤ .439 lb/dall year012
Benzo[a]pyrenemonthly average≤ .187 lb/dall year012
Benzo[a]pyrenedaily maximum≤ .448 lb/dall year012
Chlorobenzenemonthly average≤ 1.326 lb/dall year012
Chlorobenzenedaily maximum≤ 3.55 lb/dall year012
Chrysenemonthly average≤ .177 lb/dall year012
Chrysenedaily maximum≤ .439 lb/dall year012
Diethyl phthalatemonthly average≤ .43 lb/dall year012
Diethyl phthalatedaily maximum≤ 1.056 lb/dall year012
Dimethyl phthalatemonthly average≤ .177 lb/dall year012
Dimethyl phthalatedaily maximum≤ .439 lb/dall year012
Ethylbenzenemonthly average≤ 1.326 lb/dall year012
Ethylbenzenedaily maximum≤ 3.55 lb/dall year012
Fluoranthenemonthly average≤ .205 lb/dall year012
Fluoranthenedaily maximum≤ .504 lb/dall year012
Fluorenemonthly average≤ 1.326 lb/dall year012
Fluorenedaily maximum≤ 3.55 lb/dall year012
Hexachloroethanemonthly average≤ 1.831 lb/dall year012
Hexachloroethanedaily maximum≤ 7.417 lb/dall year012
Methyl chloride [Chloromethane]monthly average≤ 1.027 lb/dall year012
Methyl chloride [Chloromethane]daily maximum≤ 2.756 lb/dall year012
Methylene chloridemonthly average≤ .336 lb/dall year012
Methylene chloridedaily maximum≤ 1.588 lb/dall year012
Nitrobenzenemonthly average≤ 20.895 lb/dall year012
Nitrobenzenedaily maximum≤ 59.8 lb/dall year012
Phenanthrenemonthly average≤ .177 lb/dall year012
Phenanthrenedaily maximum≤ .439 lb/dall year012
Pyrenemonthly average≤ .187 lb/dall year012
Pyrenedaily maximum≤ .448 lb/dall year012
1,1-Dichloroethanemonthly average≤ .205 lb/dall year012
1,1-Dichloroethanedaily maximum≤ .551 lb/dall year012
1,1-Dichloroethylenemonthly average≤ .205 lb/dall year012
1,1-Dichloroethylenedaily maximum≤ .56 lb/dall year012
1,1,1-Trichloroethanemonthly average≤ .205 lb/dall year012
1,1,1-Trichloroethanedaily maximum≤ .551 lb/dall year012
1,1,2-Trichloroethanemonthly average≤ 1.186 lb/dall year012
1,1,2-Trichloroethanedaily maximum≤ .299 lb/dall year012
Benzo[a]anthracenemonthly average≤ .177 lb/dall year012
Benzo[a]anthracenedaily maximum≤ .439 lb/dall year012
1,2-Dichlorobenzenemonthly average≤ 1.831 lb/dall year012
1,2-Dichlorobenzenedaily maximum≤ 7.417 lb/dall year012
1,2-Dichloropropanemonthly average≤ 1.831 lb/dall year012
1,2-Dichloropropanedaily maximum≤ 7.417 lb/dall year012
trans-1,2-Dichloroethylenemonthly average≤ .234 lb/dall year012
trans-1,2-Dichloroethylenedaily maximum≤ .616 lb/dall year012
1,2,4-Trichlorobenzenemonthly average≤ 1.831 lb/dall year012
1,2,4-Trichlorobenzenedaily maximum≤ 7.417 lb/dall year012
1,3-Dichlorobenzenemonthly average≤ 1.326 lb/dall year012
1,3-Dichlorobenzenedaily maximum≤ 3.55 lb/dall year012
1,4-Dichlorobenzenemonthly average≤ 1.326 lb/dall year012
1,4-Dichlorobenzenedaily maximum≤ 3.55 lb/dall year012
2-Nitrophenolmonthly average≤ .607 lb/dall year012
2-Nitrophenoldaily maximum≤ 2.158 lb/dall year012
2,4-Dimethylphenolmonthly average≤ .177 lb/dall year012
2,4-Dimethylphenoldaily maximum≤ .439 lb/dall year012
2,4-Dinitrophenolmonthly average≤ 11.274 lb/dall year012
2,4-Dinitrophenoldaily maximum≤ 40.081 lb/dall year012
4-Nitrophenolmonthly average≤ 1.513 lb/dall year012
4-Nitrophenoldaily maximum≤ 5.38 lb/dall year012
4,6-Dinitro-o-cresolmonthly average≤ .729 lb/dall year012
4,6-Dinitro-o-cresoldaily maximum≤ 2.587 lb/dall year012
Naphthalenemonthly average≤ .177 lb/dall year012
Naphthalenedaily maximum≤ .439 lb/dall year012
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ .887 lb/dall year012
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ 2.41 lb/dall year012
Di-n-butyl phthalatemonthly average≤ .187 lb/dall year012
Di-n-butyl phthalatedaily maximum≤ .402 lb/dall year012
Vinyl chloridemonthly average≤ .906 lb/dall year012
Vinyl chloridedaily maximum≤ 1.607 lb/dall year012
Trichloroethylenemonthly average≤ .243 lb/dall year012
Trichloroethylenedaily maximum≤ .645 lb/dall year012
Hexachlorobenzenemonthly average≤ .0058 lb/dall year012
Hexachlorobenzenedaily maximum≤ .0116 lb/dall year012
Hexachlorobutadienemonthly average≤ .94 lb/dall year012
Hexachlorobutadienedaily maximum≤ 2.51 lb/dall year012
Phenolsmonthly average≤ .177 lb/dall year012
Phenolsdaily maximum≤ .439 lb/dall year012
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year012
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year012
Perfluorooctanoic acid (PFOA)daily maximumreport only (ug/L)all year012
Perfluorobutanoic acid (PFBA)daily maximumreport only (ug/L)all year012
Perfluorooctanesulfonatedaily maximumreport only (ug/L)all year012
Perfluorohexanoic acid (PFHxA)daily maximumreport only (ug/L)all year012
Toxicity [acute], Ceriodaphnia dubiasingle sample≤ 0 pass=0;fail=1all year012
Toxicity [acute], Pimephales promelas [Fathead Minnow]single sample≤ 0 pass=0;fail=1all year012
Solids, total dissolvedmonthly averagereport only (mg/L)all year012
Solids, total dissolveddaily maximumreport only (mg/L)all year012
Solids, total dissolvedmonthly averagereport only (lb/d)all year012
Solids, total dissolveddaily maximumreport only (lb/d)all year012
1,3-Dichloropropenemonthly average≤ 1.831 lb/dall year012
1,3-Dichloropropenedaily maximum≤ 7.417 lb/dall year012
3,4-Benzofluoranthenemonthly average≤ .187 lb/dall year012
3,4-Benzofluoranthenedaily maximum≤ .448 lb/dall year012
pH range excursions, > 60 minutesmonthly maximum≤ 0 occur/moall year012
pH range excursions, monthly total accummonthly maximum≤ 446 minall year012
Chloroethanemonthly average≤ 1.027 lb/dall year012
Chloroethanedaily maximum≤ 2.756 lb/dall year012
Tetrachloroethylenemonthly average≤ .486 lb/dall year012
Tetrachloroethylenedaily maximum≤ 1.532 lb/dall year012

How strict are these limits?

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

Same industry: the 79 Chemicals and Allied Products permits in Alabama.

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