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Allegheny Mineral Corp

Bituminous Coal And Lignite - Surface, Parker, Pennsylvania. NPDES permit PA0259641 expired Aug 16, 2026; its limits still apply. Last 12 months: no values over a limit, 798 required values missing, 1 of 211 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A quarterly (23 values), outfall 003 form A quarterly (23 values), outfall 004 form A quarterly (23 values), outfall 005 form A quarterly (23 values), outfall 006 form A quarterly (23 values), outfall 007 form A quarterly (23 values), and 16 more forms
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 253 reports late

Limits in force (418)

ParameterStatisticLimitMonthsOutfall
pHinstantaneous minimum≥ 6 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
pHinstantaneous minimum≥ 6 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year001
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year001
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year001
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year001
Solids, total suspendedmonthly average≤ 35 mg/Lall year001
Solids, total suspendeddaily maximum≤ 70 mg/Lall year001
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year001
Iron, total [as Fe]monthly average≤ 3 mg/Lall year001
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year001
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year001
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year001
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year001
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year001
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year001
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year001
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year001
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year001
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year001
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year001
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous maximum≤ 9 SUall year002
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous maximum≤ 9 SUall year002
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year002
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year002
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year002
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year002
Solids, total suspendeddaily maximum≤ 70 mg/Lall year002
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year002
Solids, settleableinstantaneous maximum≤ .5 mL/Lall year002
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year002
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year002
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year002
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year002
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year002
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year002
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year002
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year002
pHinstantaneous minimum≥ 6 SUall year003
pHinstantaneous maximum≤ 9 SUall year003
pHinstantaneous minimum≥ 6 SUall year003
pHinstantaneous maximum≤ 9 SUall year003
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year003
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year003
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year003
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year003
Solids, total suspendedmonthly average≤ 35 mg/Lall year003
Solids, total suspendeddaily maximum≤ 70 mg/Lall year003
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year003
Iron, total [as Fe]monthly average≤ 3 mg/Lall year003
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year003
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year003
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year003
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year003
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year003
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year003
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year003
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year003
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year003
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year003
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year003
pHinstantaneous minimum≥ 6 SUall year004
pHinstantaneous maximum≤ 9 SUall year004
pHinstantaneous minimum≥ 6 SUall year004
pHinstantaneous maximum≤ 9 SUall year004
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year004
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year004
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year004
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year004
Solids, total suspendedmonthly average≤ 35 mg/Lall year004
Solids, total suspendeddaily maximum≤ 70 mg/Lall year004
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year004
Iron, total [as Fe]monthly average≤ 3 mg/Lall year004
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year004
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year004
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year004
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year004
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year004
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year004
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year004
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year004
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year004
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year004
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year004
pHinstantaneous minimum≥ 6 SUall year005
pHinstantaneous maximum≤ 9 SUall year005
pHinstantaneous minimum≥ 6 SUall year005
pHinstantaneous maximum≤ 9 SUall year005
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year005
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year005
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year005
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year005
Solids, total suspendedmonthly average≤ 35 mg/Lall year005
Solids, total suspendeddaily maximum≤ 70 mg/Lall year005
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year005
Iron, total [as Fe]monthly average≤ 3 mg/Lall year005
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year005
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year005
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year005
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year005
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year005
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year005
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year005
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year005
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year005
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year005
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year005
pHinstantaneous minimum≥ 6 SUall year006
pHinstantaneous maximum≤ 9 SUall year006
pHinstantaneous minimum≥ 6 SUall year006
pHinstantaneous maximum≤ 9 SUall year006
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year006
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year006
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year006
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year006
Solids, total suspendedmonthly average≤ 35 mg/Lall year006
Solids, total suspendeddaily maximum≤ 70 mg/Lall year006
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year006
Iron, total [as Fe]monthly average≤ 3 mg/Lall year006
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year006
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year006
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year006
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year006
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year006
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year006
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year006
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year006
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year006
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year006
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year006
pHinstantaneous minimum≥ 6 SUall year007
pHinstantaneous maximum≤ 9 SUall year007
pHinstantaneous minimum≥ 6 SUall year007
pHinstantaneous maximum≤ 9 SUall year007
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year007
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year007
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year007
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year007
Solids, total suspendedmonthly average≤ 35 mg/Lall year007
Solids, total suspendeddaily maximum≤ 70 mg/Lall year007
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year007
Iron, total [as Fe]monthly average≤ 3 mg/Lall year007
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year007
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year007
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year007
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year007
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year007
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year007
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year007
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year007
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year007
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year007
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year007
pHinstantaneous minimum≥ 6 SUall year008
pHinstantaneous maximum≤ 9 SUall year008
pHinstantaneous minimum≥ 6 SUall year008
pHinstantaneous maximum≤ 9 SUall year008
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year008
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year008
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year008
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year008
Solids, total suspendedmonthly average≤ 35 mg/Lall year008
Solids, total suspendeddaily maximum≤ 70 mg/Lall year008
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year008
Iron, total [as Fe]monthly average≤ 3 mg/Lall year008
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year008
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year008
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year008
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year008
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year008
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year008
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year008
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year008
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year008
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year008
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year008
pHinstantaneous minimum≥ 6 SUall year009
pHinstantaneous maximum≤ 9 SUall year009
pHinstantaneous minimum≥ 6 SUall year009
pHinstantaneous maximum≤ 9 SUall year009
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year009
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year009
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year009
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year009
Solids, total suspendedmonthly average≤ 35 mg/Lall year009
Solids, total suspendeddaily maximum≤ 70 mg/Lall year009
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year009
Iron, total [as Fe]monthly average≤ 3 mg/Lall year009
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year009
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year009
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year009
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year009
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year009
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year009
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year009
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year009
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year009
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year009
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year009
pHinstantaneous minimum≥ 6 SUall year010
pHinstantaneous maximum≤ 9 SUall year010
pHinstantaneous minimum≥ 6 SUall year010
pHinstantaneous maximum≤ 9 SUall year010
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year010
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year010
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year010
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year010
Solids, total suspendedmonthly average≤ 35 mg/Lall year010
Solids, total suspendeddaily maximum≤ 70 mg/Lall year010
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year010
Iron, total [as Fe]monthly average≤ 3 mg/Lall year010
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year010
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year010
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year010
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year010
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year010
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year010
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year010
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year010
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year010
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year010
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year010
pHinstantaneous minimum≥ 6 SUall year011
pHinstantaneous maximum≤ 9 SUall year011
pHinstantaneous minimum≥ 6 SUall year011
pHinstantaneous maximum≤ 9 SUall year011
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year011
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year011
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year011
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year011
Solids, total suspendedmonthly average≤ 35 mg/Lall year011
Solids, total suspendeddaily maximum≤ 70 mg/Lall year011
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year011
Iron, total [as Fe]monthly average≤ 3 mg/Lall year011
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year011
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year011
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year011
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year011
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year011
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year011
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year011
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year011
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year011
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year011
pHinstantaneous minimum≥ 6 SUall year012
pHinstantaneous maximum≤ 9 SUall year012
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year012
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year012
Solids, total suspendedmonthly average≤ 35 mg/Lall year012
Solids, total suspendeddaily maximum≤ 70 mg/Lall year012
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year012
Iron, total [as Fe]monthly average≤ 3 mg/Lall year012
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year012
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year012
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year012
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year012
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year012
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year012
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year012
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year012
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year012
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year012
pHinstantaneous minimum≥ 6 SUall year013
pHinstantaneous maximum≤ 9 SUall year013
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year013
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year013
Solids, total suspendedmonthly average≤ 35 mg/Lall year013
Solids, total suspendeddaily maximum≤ 70 mg/Lall year013
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year013
Iron, total [as Fe]monthly average≤ 3 mg/Lall year013
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year013
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year013
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year013
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year013
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year013
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year013
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year013
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year013
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year013
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year013
pHinstantaneous minimum≥ 6 SUall year014
pHinstantaneous maximum≤ 9 SUall year014
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year014
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year014
Solids, total suspendedmonthly average≤ 35 mg/Lall year014
Solids, total suspendeddaily maximum≤ 70 mg/Lall year014
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year014
Iron, total [as Fe]monthly average≤ 3 mg/Lall year014
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year014
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year014
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year014
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year014
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year014
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year014
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year014
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year014
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year014
pHinstantaneous minimum≥ 6 SUall year015
pHinstantaneous maximum≤ 9 SUall year015
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year015
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year015
Solids, total suspendedmonthly average≤ 35 mg/Lall year015
Solids, total suspendeddaily maximum≤ 70 mg/Lall year015
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year015
Iron, total [as Fe]monthly average≤ 3 mg/Lall year015
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year015
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year015
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year015
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year015
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year015
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year015
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year015
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year015
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year015
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year015
pHdaily minimum≥ 6 SUall year016
pHinstantaneous maximum≤ 9 SUall year016
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year016
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year016
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year016
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year016
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year016
Aluminum, total [as Al]instantaneous maximum≤ 5 mg/Lall year016
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year016
pHdaily minimum≥ 6 SUall year017
pHinstantaneous maximum≤ 9 SUall year017
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year017
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year017
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year017
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year017
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year017
Aluminum, total [as Al]instantaneous maximum≤ 5 mg/Lall year017
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year017
pHdaily minimum≥ 6 SUall year018
pHinstantaneous maximum≤ 9 SUall year018
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year018
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year018
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year018
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year018
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year018
Aluminum, total [as Al]instantaneous maximum≤ 5 mg/Lall year018
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year018
pHinstantaneous minimum≥ 6 SUall year019
pHinstantaneous maximum≤ 9 SUall year019
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year019
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year019
Solids, total suspendedmonthly average≤ 35 mg/Lall year019
Solids, total suspendeddaily maximum≤ 70 mg/Lall year019
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year019
Iron, total [as Fe]monthly average≤ 3 mg/Lall year019
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year019
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year019
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year019
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year019
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year019
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year019
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year019
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year019
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year019
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year019
pHinstantaneous minimum≥ 6 SUall year020
pHinstantaneous maximum≤ 9 SUall year020
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year020
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year020
Solids, total suspendedmonthly average≤ 35 mg/Lall year020
Solids, total suspendeddaily maximum≤ 70 mg/Lall year020
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year020
Iron, total [as Fe]monthly average≤ 3 mg/Lall year020
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year020
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year020
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year020
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year020
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year020
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year020
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year020
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year020
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year020
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year020
pHinstantaneous minimum≥ 6 SUall year021
pHinstantaneous maximum≤ 9 SUall year021
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year021
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year021
Solids, total suspendedmonthly average≤ 35 mg/Lall year021
Solids, total suspendeddaily maximum≤ 70 mg/Lall year021
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year021
Iron, total [as Fe]monthly average≤ 3 mg/Lall year021
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year021
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year021
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year021
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year021
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year021
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year021
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year021
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year021
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year021
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year021
pHinstantaneous minimum≥ 6 SUall year022
pHinstantaneous maximum≤ 9 SUall year022
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year022
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year022
Solids, total suspendedmonthly average≤ 35 mg/Lall year022
Solids, total suspendeddaily maximum≤ 70 mg/Lall year022
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year022
Iron, total [as Fe]monthly average≤ 3 mg/Lall year022
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year022
Iron, total [as Fe]instantaneous maximum≤ 7 mg/Lall year022
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year022
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year022
Manganese, total [as Mn]instantaneous maximum≤ 5 mg/Lall year022
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year022
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year022
Aluminum, total [as Al]instantaneous maximum≤ .75 mg/Lall year022
Flow, in conduit or thru treatment plantinstantaneous maximumreport only (gal/min)all year022
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year022

How strict are these limits?

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

Same industry: the 351 Coal Mining permits in Pennsylvania.

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