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Covia Clay LLC

Kaolin And Ball Clay, Mcintyre, Georgia. NPDES permit GA0037257 expired Sep 30, 2022; its limits still apply. Last 12 months: over a limit 2 times (last August 2026), 12 required values missing, 9 of 48 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form 1 monthly (12 values), outfall 002 form 1 monthly (28 values), outfall 003 form 1 monthly (28 values), outfall 006 form 1 monthly (28 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 2 required values missing, 8 of 48 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimit
August 2026Turbidity, daily average67.5 NTU≤ 50 NTU
August 2026Turbidity, daily maximum90 NTU≤ 75 NTU

Limits in force (96)

ParameterStatisticLimitMonthsOutfall
Turbiditydaily average≤ 50 NTUall year001
Turbiditydaily maximum≤ 75 NTUall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 8.5 SUall year001
Solids, total suspendeddaily average≤ 46 mg/Lall year001
Solids, total suspendeddaily maximum≤ 69 mg/Lall 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
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Turbiditydaily average≤ 50 NTUall year002
Turbiditydaily maximum≤ 75 NTUall year002
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Solids, total suspendeddaily average≤ 46 mg/Lall year002
Solids, total suspendeddaily maximum≤ 69 mg/Lall 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
Cadmium, total [as Cd]daily averagereport only (mg/L)all year002
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year002
Cadmium, total [as Cd]daily averagereport only (lb/d)all year002
Cadmium, total [as Cd]daily maximumreport only (lb/d)all year002
Copper, total [as Cu]daily averagereport only (mg/L)all year002
Copper, total [as Cu]daily maximumreport only (mg/L)all year002
Copper, total [as Cu]daily averagereport only (lb/d)all year002
Copper, total [as Cu]daily maximumreport only (lb/d)all year002
Zinc, total [as Zn]daily averagereport only (mg/L)all year002
Zinc, total [as Zn]daily maximumreport only (mg/L)all year002
Zinc, total [as Zn]daily averagereport only (lb/d)all year002
Zinc, total [as Zn]daily maximumreport only (lb/d)all year002
Selenium, total [as Se]daily averagereport only (mg/L)all year002
Selenium, total [as Se]daily maximumreport only (mg/L)all year002
Selenium, total [as Se]daily averagereport only (lb/d)all year002
Selenium, total [as Se]daily maximumreport only (lb/d)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
Turbiditydaily average≤ 50 NTUall year003
Turbiditydaily maximum≤ 75 NTUall year003
pHminimum≥ 6 SUall year003
pHmaximum≤ 8.5 SUall year003
Solids, total suspendeddaily average≤ 46 mg/Lall year003
Solids, total suspendeddaily maximum≤ 69 mg/Lall year003
Oil & Greasedaily average≤ 10 mg/Lall year003
Oil & Greasedaily maximum≤ 15 mg/Lall year003
Phosphorus, total [as P]daily averagereport only (mg/L)all year003
Phosphorus, total [as P]daily maximumreport only (mg/L)all year003
Cadmium, total [as Cd]daily averagereport only (mg/L)all year003
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year003
Cadmium, total [as Cd]daily averagereport only (lb/d)all year003
Cadmium, total [as Cd]daily maximumreport only (lb/d)all year003
Copper, total [as Cu]daily averagereport only (mg/L)all year003
Copper, total [as Cu]daily maximumreport only (mg/L)all year003
Copper, total [as Cu]daily averagereport only (lb/d)all year003
Copper, total [as Cu]daily maximumreport only (lb/d)all year003
Zinc, total [as Zn]daily averagereport only (mg/L)all year003
Zinc, total [as Zn]daily maximumreport only (mg/L)all year003
Zinc, total [as Zn]daily averagereport only (lb/d)all year003
Zinc, total [as Zn]daily maximumreport only (lb/d)all year003
Selenium, total [as Se]daily averagereport only (mg/L)all year003
Selenium, total [as Se]daily maximumreport only (mg/L)all year003
Selenium, total [as Se]daily averagereport only (lb/d)all year003
Selenium, total [as Se]daily maximumreport only (lb/d)all year003
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Turbiditydaily average≤ 50 NTUall year006
Turbiditydaily maximum≤ 75 NTUall year006
pHminimum≥ 6 SUall year006
pHmaximum≤ 8.5 SUall year006
Solids, total suspendeddaily average≤ 46 mg/Lall year006
Solids, total suspendeddaily maximum≤ 69 mg/Lall year006
Oil & Greasedaily average≤ 10 mg/Lall year006
Oil & Greasedaily maximum≤ 15 mg/Lall year006
Phosphorus, total [as P]daily averagereport only (mg/L)all year006
Phosphorus, total [as P]daily maximumreport only (mg/L)all year006
Cadmium, total [as Cd]daily averagereport only (mg/L)all year006
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year006
Cadmium, total [as Cd]daily averagereport only (lb/d)all year006
Cadmium, total [as Cd]daily maximumreport only (lb/d)all year006
Copper, total [as Cu]daily averagereport only (mg/L)all year006
Copper, total [as Cu]daily maximumreport only (mg/L)all year006
Copper, total [as Cu]daily averagereport only (lb/d)all year006
Copper, total [as Cu]daily maximumreport only (lb/d)all year006
Zinc, total [as Zn]daily averagereport only (mg/L)all year006
Zinc, total [as Zn]daily maximumreport only (mg/L)all year006
Zinc, total [as Zn]daily averagereport only (lb/d)all year006
Zinc, total [as Zn]daily maximumreport only (lb/d)all year006
Selenium, total [as Se]daily averagereport only (mg/L)all year006
Selenium, total [as Se]daily maximumreport only (mg/L)all year006
Selenium, total [as Se]daily averagereport only (lb/d)all year006
Selenium, total [as Se]daily maximumreport only (lb/d)all year006
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006

How strict are these limits?

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

Same industry: the 55 Mining and Quarrying of Nonmetallic Minerals permits in Georgia.

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Your permit document is the final word. As JSON: /api/v1/permits/GA0037257 · MCP: https://passage-data.com/mcp