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GAF Materials Corporation

Asphalt Felts And Coatings, Savannah, Georgia. NPDES permit GA0003841 expired Sep 30, 2023; its limits still apply. Last 12 months: no values over a limit, 12 of 48 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form 1 monthly (15 values), outfall 002 form 1 monthly (15 values), outfall 005 form 1 monthly (12 values), outfall SUM form 1 monthly (2 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 8 of 48 reports late

Limits in force (44)

ParameterStatisticLimitMonthsOutfall
Conductivitydaily averagereport only (umho/cm)all year001
Conductivitydaily maximumreport only (umho/cm)all year001
BOD, 5-day, 20 deg. Cdaily averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Oil & Greasedaily average≤ 10 mg/Lall year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Phosphorus, total [as P]daily averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Phosphate, ortho [as P]daily averagereport only (mg/L)all year001
Phosphate, ortho [as P]daily maximumreport only (mg/L)all year001
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Chlorine, total residualdaily maximum≤ .5 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily averagereport only (mg/L)all year002
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year002
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Oil & Greasedaily average≤ 10 mg/Lall year002
Oil & Greasedaily maximum≤ 15 mg/Lall year002
Phosphorus, total [as P]daily averagereport only (mg/L)all year002
Phosphorus, total [as P]daily maximumreport only (mg/L)all year002
Phosphate, ortho [as P]daily averagereport only (mg/L)all year002
Phosphate, ortho [as P]daily maximumreport only (mg/L)all year002
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Chlorine, total residualdaily maximum≤ .5 mg/Lall year002
Chemical oxygen demand [COD]daily averagereport only (mg/L)all year002
Chemical oxygen demand [COD]daily maximumreport only (mg/L)all year002
Conductivitydaily averagereport only (umho/cm)all year005
Conductivitydaily maximumreport only (umho/cm)all year005
BOD, 5-day, 20 deg. Cdaily averagereport only (mg/L)all year005
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year005
pHminimum≥ 6 SUall year005
pHmaximum≤ 9 SUall year005
Phosphorus, total [as P]daily averagereport only (mg/L)all year005
Phosphorus, total [as P]daily maximumreport only (mg/L)all year005
Phosphate, ortho [as P]daily averagereport only (mg/L)all year005
Phosphate, ortho [as P]daily maximumreport only (mg/L)all year005
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year005
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
Solids, total suspendeddaily average≤ 51 lb/dall yearSUM
Solids, total suspendeddaily maximum≤ 75 lb/dall yearSUM

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

Same industry: the 3 Petroleum Refining and Related Industries permits in Georgia.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/GA0003841 · MCP: https://passage-data.com/mcp