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Industrial Inorganic Chemicals, Langeloth, Pennsylvania. NPDES permit PA0004219, in force until Dec 31, 2028. Last 12 months: no values over a limit, 69 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | instantaneous minimum | ≥ 6 SU | all year | 001 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 001 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 001 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 001 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | quarterly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| pH | instantaneous minimum | report only (SU) | all year | 002 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 002 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 002 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 002 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 002 |
| pH | instantaneous minimum | report only (SU) | all year | 003 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 003 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 003 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 003 |
| pH | instantaneous minimum | report only (SU) | all year | 004 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 004 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 004 |
| Cobalt, total [as Co] | daily maximum | report only (mg/L) | all year | 004 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 004 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 004 |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year | 004 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 004 |
| Selenium, total [as Se] | daily maximum | report only (mg/L) | all year | 004 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 101 |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | 101 |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year | 101 |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | all year | 101 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | 101 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | 101 |
| Molybdenum, total [as Mo] | daily maximum | report only (mg/L) | all year | 101 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 101 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 110 deg F | all year | 201 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 201 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 201 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 201 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 201 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 301 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 301 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 301 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 301 |
| Solids, total suspended | monthly average | ≤ 73 lb/d | all year | 301 |
| Solids, total suspended | daily maximum | ≤ 146 lb/d | all year | 301 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 301 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 301 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 301 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 301 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 301 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 301 |
| Fluoride, total [as F] | monthly average | report only (mg/L) | all year | 301 |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | 301 |
| Fluoride, total [as F] | monthly average | ≤ 24 lb/d | all year | 301 |
| Fluoride, total [as F] | daily maximum | ≤ 43 lb/d | all year | 301 |
| Arsenic, total [as As] | monthly average | ≤ .163 mg/L | all year | 301 |
| Arsenic, total [as As] | daily maximum | ≤ .254 mg/L | all year | 301 |
| Arsenic, total [as As] | monthly average | ≤ .033 lb/d | all year | 301 |
| Arsenic, total [as As] | daily maximum | ≤ .051 lb/d | all year | 301 |
| Boron, total [as B] | monthly average | report only (mg/L) | all year | 301 |
| Boron, total [as B] | daily maximum | report only (mg/L) | all year | 301 |
| Boron, total [as B] | monthly average | report only (lb/d) | all year | 301 |
| Boron, total [as B] | daily maximum | report only (lb/d) | all year | 301 |
| Cadmium, total [as Cd] | monthly average | report only (mg/L) | all year | 301 |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | all year | 301 |
| Cadmium, total [as Cd] | monthly average | ≤ .1 lb/d | all year | 301 |
| Cadmium, total [as Cd] | daily maximum | ≤ .25 lb/d | all year | 301 |
| Copper, total [as Cu] | monthly average | report only (mg/L) | all year | 301 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | 301 |
| Copper, total [as Cu] | monthly average | ≤ .75 lb/d | all year | 301 |
| Copper, total [as Cu] | daily maximum | ≤ 1.5 lb/d | all year | 301 |
| Iron, total [as Fe] | monthly average | report only (mg/L) | all year | 301 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 301 |
| Lead, total [as Pb] | monthly average | report only (mg/L) | all year | 301 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | 301 |
| Lead, total [as Pb] | monthly average | ≤ .16 lb/d | all year | 301 |
| Lead, total [as Pb] | daily maximum | ≤ .34 lb/d | all year | 301 |
| Molybdenum, total [as Mo] | monthly average | ≤ 30 mg/L | all year | 301 |
| Molybdenum, total [as Mo] | daily maximum | ≤ 60 mg/L | all year | 301 |
| Molybdenum, total [as Mo] | monthly average | ≤ 9.98 lb/d | all year | 301 |
| Molybdenum, total [as Mo] | daily maximum | ≤ 19.28 lb/d | all year | 301 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | 301 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 301 |
| Zinc, total [as Zn] | monthly average | ≤ .52 lb/d | all year | 301 |
| Zinc, total [as Zn] | daily maximum | ≤ 1.25 lb/d | all year | 301 |
| Antimony, total [as Sb] | monthly average | report only (mg/L) | all year | 301 |
| Antimony, total [as Sb] | daily maximum | report only (mg/L) | all year | 301 |
| Antimony, total [as Sb] | monthly average | report only (lb/d) | all year | 301 |
| Antimony, total [as Sb] | daily maximum | report only (lb/d) | all year | 301 |
| Aluminum, total [as Al] | monthly average | report only (mg/L) | all year | 301 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 301 |
| Aluminum, total [as Al] | monthly average | report only (lb/d) | all year | 301 |
| Aluminum, total [as Al] | daily maximum | report only (lb/d) | all year | 301 |
| Selenium, total [as Se] | monthly average | report only (mg/L) | all year | 301 |
| Selenium, total [as Se] | daily maximum | report only (mg/L) | all year | 301 |
| Selenium, total [as Se] | monthly average | report only (lb/d) | all year | 301 |
| Selenium, total [as Se] | daily maximum | report only (lb/d) | all year | 301 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 301 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 301 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 301 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 301 |
| Bromide [as Br] | monthly average | report only (mg/L) | all year | 301 |
| Bromide [as Br] | daily maximum | report only (mg/L) | all year | 301 |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
Same industry: the 66 Chemicals and Allied Products permits in Pennsylvania.
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On EPA ECHO: Facility report · DMR history
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