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Thiele Kaolin Company

Kaolin And Ball Clay, Deepstep, Georgia. NPDES permit GA0050325, in force until Aug 31, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 46 days after each period: outfall 108 form 1 monthly (42 values), outfall 165 form 1 monthly (42 values), outfall 173 form 1 monthly (42 values), outfall 179 form 1 monthly (42 values)
Renewal application due
Mar 4, 2028 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 24 required values missing, 0 of 48 reports late

Limits in force (168)

ParameterStatisticLimitMonthsOutfall
Turbiditydaily averagereport only (NTU)all year108
Turbiditydaily maximumreport only (NTU)all year108
pHminimum≥ 6 SUall year108
pHmaximum≤ 8.5 SUall year108
Solids, total suspendeddaily average≤ 25 mg/Lall year108
Solids, total suspendeddaily maximum≤ 45 mg/Lall year108
Oil & Greasedaily average≤ 10 mg/Lall year108
Oil & Greasedaily maximum≤ 15 mg/Lall year108
Nitrogen, total [as N]daily averagereport only (mg/L)all year108
Nitrogen, total [as N]daily maximumreport only (mg/L)all year108
Nitrogen, organic total [as N]daily averagereport only (mg/L)all year108
Nitrogen, organic total [as N]daily maximumreport only (mg/L)all year108
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year108
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year108
Nitrogen, Kjeldahl, total [as N]daily averagereport only (mg/L)all year108
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year108
Nitrite + Nitrate total [as N]daily averagereport only (mg/L)all year108
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year108
Phosphorus, total [as P]daily averagereport only (mg/L)all year108
Phosphorus, total [as P]daily maximumreport only (mg/L)all year108
Cadmium, total [as Cd]daily averagereport only (mg/L)all year108
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year108
Cadmium, total [as Cd]daily averagereport only (lb/d)all year108
Cadmium, total [as Cd]daily maximumreport only (lb/d)all year108
Copper, total [as Cu]daily averagereport only (mg/L)all year108
Copper, total [as Cu]daily maximumreport only (mg/L)all year108
Copper, total [as Cu]daily averagereport only (lb/d)all year108
Copper, total [as Cu]daily maximumreport only (lb/d)all year108
Zinc, total [as Zn]daily averagereport only (mg/L)all year108
Zinc, total [as Zn]daily maximumreport only (mg/L)all year108
Zinc, total [as Zn]daily averagereport only (lb/d)all year108
Zinc, total [as Zn]daily maximumreport only (lb/d)all year108
Selenium, total [as Se]daily averagereport only (mg/L)all year108
Selenium, total [as Se]daily maximumreport only (mg/L)all year108
Selenium, total [as Se]daily averagereport only (lb/d)all year108
Selenium, total [as Se]daily maximumreport only (lb/d)all year108
Phosphate, ortho [as P]daily averagereport only (mg/L)all year108
Phosphate, ortho [as P]daily maximumreport only (mg/L)all year108
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year108
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year108
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year108
LC50 Static Renewal 96Hr Acute Pimephales promelasminimumreport only (%)all year108
Turbiditydaily averagereport only (NTU)all year165
Turbiditydaily maximumreport only (NTU)all year165
pHminimum≥ 6 SUall year165
pHmaximum≤ 8.5 SUall year165
Solids, total suspendeddaily average≤ 25 mg/Lall year165
Solids, total suspendeddaily maximum≤ 45 mg/Lall year165
Oil & Greasedaily average≤ 10 mg/Lall year165
Oil & Greasedaily maximum≤ 15 mg/Lall year165
Nitrogen, total [as N]daily averagereport only (mg/L)all year165
Nitrogen, total [as N]daily maximumreport only (mg/L)all year165
Nitrogen, organic total [as N]daily averagereport only (mg/L)all year165
Nitrogen, organic total [as N]daily maximumreport only (mg/L)all year165
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year165
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year165
Nitrogen, Kjeldahl, total [as N]daily averagereport only (mg/L)all year165
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year165
Nitrite + Nitrate total [as N]daily averagereport only (mg/L)all year165
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year165
Phosphorus, total [as P]daily averagereport only (mg/L)all year165
Phosphorus, total [as P]daily maximumreport only (mg/L)all year165
Cadmium, total [as Cd]daily averagereport only (mg/L)all year165
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year165
Cadmium, total [as Cd]daily averagereport only (lb/d)all year165
Cadmium, total [as Cd]daily maximumreport only (lb/d)all year165
Copper, total [as Cu]daily averagereport only (mg/L)all year165
Copper, total [as Cu]daily maximumreport only (mg/L)all year165
Copper, total [as Cu]daily averagereport only (lb/d)all year165
Copper, total [as Cu]daily maximumreport only (lb/d)all year165
Zinc, total [as Zn]daily average≤ .078 mg/Lall year165
Zinc, total [as Zn]daily maximum≤ .078 mg/Lall year165
Zinc, total [as Zn]daily average≤ .748 lb/dall year165
Zinc, total [as Zn]daily maximum≤ .748 lb/dall year165
Selenium, total [as Se]daily average≤ .005 mg/Lall year165
Selenium, total [as Se]daily maximum≤ .008 mg/Lall year165
Selenium, total [as Se]daily average≤ .048 lb/dall year165
Selenium, total [as Se]daily maximum≤ .072 lb/dall year165
Phosphate, ortho [as P]daily averagereport only (mg/L)all year165
Phosphate, ortho [as P]daily maximumreport only (mg/L)all year165
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year165
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year165
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year165
LC50 Static Renewal 96Hr Acute Pimephales promelasminimumreport only (%)all year165
Turbiditydaily averagereport only (NTU)all year173
Turbiditydaily maximumreport only (NTU)all year173
pHminimum≥ 6 SUall year173
pHmaximum≤ 8.5 SUall year173
Solids, total suspendeddaily average≤ 25 mg/Lall year173
Solids, total suspendeddaily maximum≤ 45 mg/Lall year173
Oil & Greasedaily average≤ 10 mg/Lall year173
Oil & Greasedaily maximum≤ 15 mg/Lall year173
Nitrogen, total [as N]daily averagereport only (mg/L)all year173
Nitrogen, total [as N]daily maximumreport only (mg/L)all year173
Nitrogen, organic total [as N]daily averagereport only (mg/L)all year173
Nitrogen, organic total [as N]daily maximumreport only (mg/L)all year173
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year173
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year173
Nitrogen, Kjeldahl, total [as N]daily averagereport only (mg/L)all year173
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year173
Nitrite + Nitrate total [as N]daily averagereport only (mg/L)all year173
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year173
Phosphorus, total [as P]daily averagereport only (mg/L)all year173
Phosphorus, total [as P]daily maximumreport only (mg/L)all year173
Cadmium, total [as Cd]daily averagereport only (mg/L)all year173
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year173
Cadmium, total [as Cd]daily averagereport only (lb/d)all year173
Cadmium, total [as Cd]daily maximumreport only (lb/d)all year173
Copper, total [as Cu]daily averagereport only (mg/L)all year173
Copper, total [as Cu]daily maximumreport only (mg/L)all year173
Copper, total [as Cu]daily averagereport only (lb/d)all year173
Copper, total [as Cu]daily maximumreport only (lb/d)all year173
Zinc, total [as Zn]daily averagereport only (mg/L)all year173
Zinc, total [as Zn]daily maximumreport only (mg/L)all year173
Zinc, total [as Zn]daily averagereport only (lb/d)all year173
Zinc, total [as Zn]daily maximumreport only (lb/d)all year173
Selenium, total [as Se]daily averagereport only (mg/L)all year173
Selenium, total [as Se]daily maximumreport only (mg/L)all year173
Selenium, total [as Se]daily averagereport only (lb/d)all year173
Selenium, total [as Se]daily maximumreport only (lb/d)all year173
Phosphate, ortho [as P]daily averagereport only (mg/L)all year173
Phosphate, ortho [as P]daily maximumreport only (mg/L)all year173
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year173
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year173
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year173
LC50 Static Renewal 96Hr Acute Pimephales promelasminimumreport only (%)all year173
Turbiditydaily averagereport only (NTU)all year179
Turbiditydaily maximumreport only (NTU)all year179
pHminimum≥ 6 SUall year179
pHmaximum≤ 8.5 SUall year179
Solids, total suspendeddaily average≤ 25 mg/Lall year179
Solids, total suspendeddaily maximum≤ 45 mg/Lall year179
Oil & Greasedaily average≤ 10 mg/Lall year179
Oil & Greasedaily maximum≤ 15 mg/Lall year179
Nitrogen, total [as N]daily averagereport only (mg/L)all year179
Nitrogen, total [as N]daily maximumreport only (mg/L)all year179
Nitrogen, organic total [as N]daily averagereport only (mg/L)all year179
Nitrogen, organic total [as N]daily maximumreport only (mg/L)all year179
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year179
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year179
Nitrogen, Kjeldahl, total [as N]daily averagereport only (mg/L)all year179
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year179
Nitrite + Nitrate total [as N]daily averagereport only (mg/L)all year179
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year179
Phosphorus, total [as P]daily averagereport only (mg/L)all year179
Phosphorus, total [as P]daily maximumreport only (mg/L)all year179
Cadmium, total [as Cd]daily averagereport only (mg/L)all year179
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year179
Cadmium, total [as Cd]daily averagereport only (lb/d)all year179
Cadmium, total [as Cd]daily maximumreport only (lb/d)all year179
Copper, total [as Cu]daily averagereport only (mg/L)all year179
Copper, total [as Cu]daily maximumreport only (mg/L)all year179
Copper, total [as Cu]daily averagereport only (lb/d)all year179
Copper, total [as Cu]daily maximumreport only (lb/d)all year179
Zinc, total [as Zn]daily averagereport only (mg/L)all year179
Zinc, total [as Zn]daily maximumreport only (mg/L)all year179
Zinc, total [as Zn]daily averagereport only (lb/d)all year179
Zinc, total [as Zn]daily maximumreport only (lb/d)all year179
Selenium, total [as Se]daily averagereport only (mg/L)all year179
Selenium, total [as Se]daily maximumreport only (mg/L)all year179
Selenium, total [as Se]daily averagereport only (lb/d)all year179
Selenium, total [as Se]daily maximumreport only (lb/d)all year179
Phosphate, ortho [as P]daily averagereport only (mg/L)all year179
Phosphate, ortho [as P]daily maximumreport only (mg/L)all year179
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year179
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year179
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year179
LC50 Static Renewal 96Hr Acute Pimephales promelasminimumreport only (%)all year179

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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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/GA0050325 · MCP: https://passage-data.com/mcp