Terra Works Inc — NPDES permit PA0227609: limits, due date and EPA's record

Industrial or other facility, Emlenton, Pennsylvania. NPDES permit PA0227609, in force until Apr 29, 2028. Last 12 months: no values over a limit, 192 required values missing. Source: EPA ECHO, Oct 22, 2026.

Limits in force (128)

Parameter	Statistic	Limit	Months	Outfall
pH	instantaneous minimum	≥ 6 SU	all year	001
pH	instantaneous minimum	≥ 6 SU	all year	001
pH	instantaneous maximum	≤ 9 SU	all year	001
pH	instantaneous maximum	≤ 9 SU	all year	001
pH	instantaneous minimum	≥ 6 SU	all year	001
pH	instantaneous minimum	≥ 6 SU	all year	001
pH	instantaneous maximum	≤ 9 SU	all year	001
pH	instantaneous maximum	≤ 9 SU	all year	001
Alkalinity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	001
Alkalinity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	001
Alkalinity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	001
Alkalinity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	001
Acidity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	001
Acidity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	001
Acidity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	001
Acidity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	001
Solids, total suspended	monthly average	≤ 35 mg/L	all year	001
Solids, total suspended	monthly average	≤ 35 mg/L	all year	001
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	001
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	001
Solids, total suspended	instantaneous maximum	≤ 90 mg/L	all year	001
Solids, total suspended	instantaneous maximum	≤ 90 mg/L	all year	001
Iron, total [as Fe]	monthly average	≤ 2.7 mg/L	all year	001
Iron, total [as Fe]	monthly average	≤ 2.7 mg/L	all year	001
Iron, total [as Fe]	daily maximum	≤ 5.4 mg/L	all year	001
Iron, total [as Fe]	daily maximum	≤ 5.4 mg/L	all year	001
Iron, total [as Fe]	instantaneous maximum	≤ 6.7 mg/L	all year	001
Iron, total [as Fe]	instantaneous maximum	≤ 6.7 mg/L	all year	001
Manganese, total [as Mn]	monthly average	≤ 1.8 mg/L	all year	001
Manganese, total [as Mn]	monthly average	≤ 1.8 mg/L	all year	001
Manganese, total [as Mn]	daily maximum	≤ 3.6 mg/L	all year	001
Manganese, total [as Mn]	daily maximum	≤ 3.6 mg/L	all year	001
Manganese, total [as Mn]	instantaneous maximum	≤ 4.5 mg/L	all year	001
Manganese, total [as Mn]	instantaneous maximum	≤ 4.5 mg/L	all year	001
Aluminum, total [as Al]	monthly average	≤ .75 mg/L	all year	001
Aluminum, total [as Al]	monthly average	≤ .75 mg/L	all year	001
Aluminum, total [as Al]	daily maximum	≤ .75 mg/L	all year	001
Aluminum, total [as Al]	daily maximum	≤ .75 mg/L	all year	001
Aluminum, total [as Al]	instantaneous maximum	≤ .75 mg/L	all year	001
Aluminum, total [as Al]	instantaneous maximum	≤ .75 mg/L	all year	001
Alkalinity - Acidity [as CaCO3]	instantaneous minimum	≥ 0 mg/L	all year	001
Alkalinity - Acidity [as CaCO3]	instantaneous minimum	≥ 0 mg/L	all year	001
Alkalinity - Acidity [as CaCO3]	instantaneous minimum	≥ 0 mg/L	all year	001
Alkalinity - Acidity [as CaCO3]	instantaneous minimum	≥ 0 mg/L	all year	001
Osmotic pressure, total, unf whl wtr	instantaneous maximum	≤ 50 mOsm/kg	all year	001
Osmotic pressure, total, unf whl wtr	instantaneous maximum	≤ 50 mOsm/kg	all year	001
pH	instantaneous minimum	≥ 6 SU	all year	002
pH	instantaneous minimum	≥ 6 SU	all year	002
pH	instantaneous maximum	≤ 9 SU	all year	002
pH	instantaneous maximum	≤ 9 SU	all year	002
pH	instantaneous minimum	≥ 6 SU	all year	002
pH	instantaneous minimum	≥ 6 SU	all year	002
pH	instantaneous maximum	≤ 9 SU	all year	002
pH	instantaneous maximum	≤ 9 SU	all year	002
Alkalinity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	002
Alkalinity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	002
Alkalinity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	002
Alkalinity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	002
Acidity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	002
Acidity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	002
Acidity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	002
Acidity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	002
Solids, total suspended	monthly average	≤ 35 mg/L	all year	002
Solids, total suspended	monthly average	≤ 35 mg/L	all year	002
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	002
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	002
Solids, total suspended	instantaneous maximum	≤ 90 mg/L	all year	002
Solids, total suspended	instantaneous maximum	≤ 90 mg/L	all year	002
Iron, total [as Fe]	monthly average	≤ 2.7 mg/L	all year	002
Iron, total [as Fe]	monthly average	≤ 2.7 mg/L	all year	002
Iron, total [as Fe]	daily maximum	≤ 5.4 mg/L	all year	002
Iron, total [as Fe]	daily maximum	≤ 5.4 mg/L	all year	002
Iron, total [as Fe]	instantaneous maximum	≤ 6.7 mg/L	all year	002
Iron, total [as Fe]	instantaneous maximum	≤ 6.7 mg/L	all year	002
Manganese, total [as Mn]	monthly average	≤ 1.8 mg/L	all year	002
Manganese, total [as Mn]	monthly average	≤ 1.8 mg/L	all year	002
Manganese, total [as Mn]	daily maximum	≤ 3.6 mg/L	all year	002
Manganese, total [as Mn]	daily maximum	≤ 3.6 mg/L	all year	002
Manganese, total [as Mn]	instantaneous maximum	≤ 4.5 mg/L	all year	002
Manganese, total [as Mn]	instantaneous maximum	≤ 4.5 mg/L	all year	002
Aluminum, total [as Al]	monthly average	≤ .75 mg/L	all year	002
Aluminum, total [as Al]	monthly average	≤ .75 mg/L	all year	002
Aluminum, total [as Al]	daily maximum	≤ .75 mg/L	all year	002
Aluminum, total [as Al]	daily maximum	≤ .75 mg/L	all year	002
Aluminum, total [as Al]	instantaneous maximum	≤ .75 mg/L	all year	002
Aluminum, total [as Al]	instantaneous maximum	≤ .75 mg/L	all year	002
Alkalinity - Acidity [as CaCO3]	instantaneous minimum	≥ 0 mg/L	all year	002
Alkalinity - Acidity [as CaCO3]	instantaneous minimum	≥ 0 mg/L	all year	002
Alkalinity - Acidity [as CaCO3]	instantaneous minimum	≥ 0 mg/L	all year	002
Alkalinity - Acidity [as CaCO3]	instantaneous minimum	≥ 0 mg/L	all year	002
Osmotic pressure, total, unf whl wtr	instantaneous maximum	≤ 50 mOsm/kg	all year	002
Osmotic pressure, total, unf whl wtr	instantaneous maximum	≤ 50 mOsm/kg	all year	002
pH	instantaneous minimum	≥ 6 SU	all year	003
pH	instantaneous minimum	≥ 6 SU	all year	003
pH	instantaneous maximum	≤ 9 SU	all year	003
pH	instantaneous maximum	≤ 9 SU	all year	003
Alkalinity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	003
Alkalinity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	003
Acidity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	003
Acidity, total [as CaCO3]	instantaneous maximum	report only (mg/L)	all year	003
Solids, total suspended	monthly average	≤ 35 mg/L	all year	003
Solids, total suspended	monthly average	≤ 35 mg/L	all year	003
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	003
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	003
Solids, total suspended	instantaneous maximum	≤ 90 mg/L	all year	003
Solids, total suspended	instantaneous maximum	≤ 90 mg/L	all year	003
Iron, total [as Fe]	monthly average	≤ 2.7 mg/L	all year	003
Iron, total [as Fe]	monthly average	≤ 2.7 mg/L	all year	003
Iron, total [as Fe]	daily maximum	≤ 5.4 mg/L	all year	003
Iron, total [as Fe]	daily maximum	≤ 5.4 mg/L	all year	003
Iron, total [as Fe]	instantaneous maximum	≤ 6.7 mg/L	all year	003
Iron, total [as Fe]	instantaneous maximum	≤ 6.7 mg/L	all year	003
Manganese, total [as Mn]	monthly average	≤ 1.8 mg/L	all year	003
Manganese, total [as Mn]	monthly average	≤ 1.8 mg/L	all year	003
Manganese, total [as Mn]	daily maximum	≤ 3.6 mg/L	all year	003
Manganese, total [as Mn]	daily maximum	≤ 3.6 mg/L	all year	003
Manganese, total [as Mn]	instantaneous maximum	≤ 4.5 mg/L	all year	003
Manganese, total [as Mn]	instantaneous maximum	≤ 4.5 mg/L	all year	003
Aluminum, total [as Al]	monthly average	≤ .75 mg/L	all year	003
Aluminum, total [as Al]	monthly average	≤ .75 mg/L	all year	003
Aluminum, total [as Al]	daily maximum	≤ .75 mg/L	all year	003
Aluminum, total [as Al]	daily maximum	≤ .75 mg/L	all year	003
Aluminum, total [as Al]	instantaneous maximum	≤ .75 mg/L	all year	003
Aluminum, total [as Al]	instantaneous maximum	≤ .75 mg/L	all year	003
Alkalinity - Acidity [as CaCO3]	instantaneous minimum	≥ 0 mg/L	all year	003
Alkalinity - Acidity [as CaCO3]	instantaneous minimum	≥ 0 mg/L	all year	003
Osmotic pressure, total, unf whl wtr	instantaneous maximum	≤ 50 mOsm/kg	all year	003
Osmotic pressure, total, unf whl wtr	instantaneous maximum	≤ 50 mOsm/kg	all year	003

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/PA0227609 · MCP: https://passage-data.com/mcp