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KaMin, LLC (Macon Plant Operations)

Kaolin And Ball Clay, Macon, Georgia. NPDES permit GA0002551, in force until Jan 31, 2030. Last 12 months: over a limit once (last December 2025), 2 required values missing, 54 of 108 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form 1 monthly (26 values), outfall 002 form 1 monthly (26 values), outfall 011 form 0 monthly (30 values), outfall 016 form 0 monthly (34 values), outfall 023 form 0 monthly (30 values), outfall 030 form 0 monthly (32 values), and 3 more forms
Last report on file
September 2026
Oct 2024 – Sep 2025
2 values over a limit, 28 required values missing, 11 of 108 reports late

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

Period endingParameterReportedLimitOver by
December 2025Solids, total suspended, daily average26.15 mg/L≤ 25 mg/L5%

Limits in force (278)

ParameterStatisticLimitMonthsOutfall
Turbiditydaily averagereport only (NTU)all year001
Turbiditydaily maximumreport only (NTU)all year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 8.5 SUall year001
Solids, total suspendeddaily average≤ 25 mg/Lall year001
Solids, total suspendeddaily maximum≤ 45 mg/Lall year001
Oil & Greasedaily average≤ 10 mg/Lall year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Nitrogen, total [as N]daily averagereport only (mg/L)all year001
Nitrogen, total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, organic total [as N]daily averagereport only (mg/L)all year001
Nitrogen, organic total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, Kjeldahl, total [as N]daily averagereport only (mg/L)all year001
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year001
Nitrite + Nitrate total [as N]daily averagereport only (mg/L)all year001
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all 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
Phosphorous, in total orthophosphatedaily averagereport only (mg/L)all year001
Phosphorous, in total orthophosphatedaily maximumreport only (mg/L)all year001
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year001
LC50 Static Renewal 96Hr Acute Pimephales promelasminimumreport only (%)all year001
Turbiditydaily averagereport only (NTU)all year002
Turbiditydaily maximumreport only (NTU)all year002
pHminimum≥ 6 SUall year002
pHmaximum≤ 8.5 SUall year002
Solids, total suspendeddaily average≤ 25 mg/Lall year002
Solids, total suspendeddaily maximum≤ 45 mg/Lall year002
Oil & Greasedaily average≤ 10 mg/Lall year002
Oil & Greasedaily maximum≤ 15 mg/Lall year002
Nitrogen, total [as N]rolling averagereport only (mg/L)all year002
Nitrogen, total [as N]daily maximumreport only (mg/L)all year002
Nitrogen, organic total [as N]daily averagereport only (mg/L)all year002
Nitrogen, organic total [as N]daily maximumreport only (mg/L)all year002
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year002
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year002
Nitrogen, Kjeldahl, total [as N]daily averagereport only (mg/L)all year002
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year002
Nitrite + Nitrate total [as N]daily averagereport only (mg/L)all year002
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year002
Phosphorus, total [as P]daily averagereport only (mg/L)all year002
Phosphorus, total [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
Phosphorous, in total orthophosphatedaily averagereport only (mg/L)all year002
Phosphorous, in total orthophosphatedaily maximumreport only (mg/L)all year002
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year002
LC50 Static Renewal 96Hr Acute Pimephales promelasminimumreport only (%)all year002
Turbiditydaily averagereport only (NTU)all year011
Turbiditydaily maximumreport only (NTU)all year011
pHminimum≥ 6 SUall year011
pHmaximum≤ 8.5 SUall year011
Solids, total suspendeddaily average≤ 25 mg/Lall year011
Solids, total suspendeddaily maximum≤ 45 mg/Lall year011
Oil & Greasedaily average≤ 10 mg/Lall year011
Oil & Greasedaily maximum≤ 15 mg/Lall year011
Nitrogen, total [as N]daily averagereport only (mg/L)all year011
Nitrogen, total [as N]daily maximumreport only (mg/L)all year011
Nitrogen, organic total [as N]daily averagereport only (mg/L)all year011
Nitrogen, organic total [as N]daily maximumreport only (mg/L)all year011
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year011
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year011
Nitrogen, Kjeldahl, total [as N]daily averagereport only (mg/L)all year011
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year011
Nitrite + Nitrate total [as N]daily averagereport only (mg/L)all year011
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year011
Phosphorus, total [as P]daily averagereport only (mg/L)all year011
Phosphorus, total [as P]daily maximumreport only (mg/L)all year011
Selenium, total [as Se]daily average≤ .005 mg/Lall year011
Selenium, total [as Se]daily maximum≤ .0075 mg/Lall year011
Selenium, total [as Se]daily average≤ .086 lb/dall year011
Selenium, total [as Se]daily maximum≤ .129 lb/dall year011
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year011
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year011
Phosphorous, in total orthophosphatedaily averagereport only (mg/L)all year011
Phosphorous, in total orthophosphatedaily maximumreport only (mg/L)all year011
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year011
LC50 Static Renewal 96Hr Acute Pimephales promelasminimumreport only (%)all year011
Turbiditydaily averagereport only (NTU)all year016
Turbiditydaily maximumreport only (NTU)all year016
pHdaily averagereport only (SU)all year016
pHdaily maximumreport only (SU)all year016
Solids, total suspendeddaily average≤ 25 mg/Lall year016
Solids, total suspendeddaily maximum≤ 45 mg/Lall year016
Oil & Greasedaily average≤ 10 mg/Lall year016
Oil & Greasedaily maximum≤ 15 mg/Lall year016
Nitrogen, total [as N]daily averagereport only (mg/L)all year016
Nitrogen, total [as N]daily maximumreport only (mg/L)all year016
Nitrogen, organic total [as N]daily averagereport only (mg/L)all year016
Nitrogen, organic total [as N]daily maximumreport only (mg/L)all year016
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year016
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year016
Nitrogen, Kjeldahl, total [as N]daily averagereport only (mg/L)all year016
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year016
Nitrite + Nitrate total [as N]daily averagereport only (mg/L)all year016
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year016
Phosphorus, total [as P]daily averagereport only (mg/L)all year016
Phosphorus, total [as P]daily maximumreport only (mg/L)all year016
Cadmium, total [as Cd]daily average≤ .0004 mg/Lall year016
Cadmium, total [as Cd]daily maximum≤ .0006 mg/Lall year016
Cadmium, total [as Cd]daily average≤ .007 lb/dall year016
Cadmium, total [as Cd]daily maximum≤ .011 lb/dall year016
Selenium, total [as Se]daily average≤ .005 mg/Lall year016
Selenium, total [as Se]daily maximum≤ .0075 mg/Lall year016
Selenium, total [as Se]daily average≤ .09 lb/dall year016
Selenium, total [as Se]daily maximum≤ .135 lb/dall year016
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year016
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year016
Phosphorous, in total orthophosphatedaily averagereport only (mg/L)all year016
Phosphorous, in total orthophosphatedaily maximumreport only (mg/L)all year016
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year016
LC50 Static Renewal 96Hr Acute Pimephales promelasminimumreport only (%)all year016
Turbiditydaily averagereport only (NTU)all year023
Turbiditydaily maximumreport only (NTU)all year023
pHdaily averagereport only (SU)all year023
pHdaily maximumreport only (SU)all year023
Solids, total suspendeddaily average≤ 25 mg/Lall year023
Solids, total suspendeddaily maximum≤ 45 mg/Lall year023
Oil & Greasedaily average≤ 10 mg/Lall year023
Oil & Greasedaily maximum≤ 15 mg/Lall year023
Nitrogen, total [as N]daily averagereport only (mg/L)all year023
Nitrogen, total [as N]daily maximumreport only (mg/L)all year023
Nitrogen, organic total [as N]daily averagereport only (mg/L)all year023
Nitrogen, organic total [as N]daily maximumreport only (mg/L)all year023
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year023
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year023
Nitrogen, Kjeldahl, total [as N]daily averagereport only (mg/L)all year023
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year023
Nitrite + Nitrate total [as N]daily averagereport only (mg/L)all year023
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year023
Phosphorus, total [as P]daily averagereport only (mg/L)all year023
Phosphorus, total [as P]daily maximumreport only (mg/L)all year023
Selenium, total [as Se]daily average≤ .005 mg/Lall year023
Selenium, total [as Se]daily maximum≤ .0075 mg/Lall year023
Selenium, total [as Se]daily average≤ .022 lb/dall year023
Selenium, total [as Se]daily maximum≤ .033 lb/dall year023
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year023
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year023
Phosphorous, in total orthophosphatedaily averagereport only (mg/L)all year023
Phosphorous, in total orthophosphatedaily maximumreport only (mg/L)all year023
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year023
LC50 Static Renewal 96Hr Acute Pimephales promelasminimumreport only (%)all year023
Turbiditydaily averagereport only (NTU)all year030
Turbiditydaily maximumreport only (NTU)all year030
pHminimum≥ 6 SUall year030
pHmaximum≤ 8.5 SUall year030
Solids, total suspendeddaily average≤ 25 mg/Lall year030
Solids, total suspendeddaily maximum≤ 45 mg/Lall year030
Oil & Greasedaily average≤ 10 mg/Lall year030
Oil & Greasedaily maximum≤ 15 mg/Lall year030
Nitrogen, organic total [as N]daily averagereport only (mg/L)all year030
Nitrogen, organic total [as N]daily maximumreport only (mg/L)all year030
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year030
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year030
Nitrogen, Kjeldahl, total [as N]daily averagereport only (mg/L)all year030
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year030
Nitrite + Nitrate total [as N]daily averagereport only (mg/L)all year030
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year030
Phosphorus, total [as P]daily averagereport only (mg/L)all year030
Phosphorus, total [as P]daily maximumreport only (mg/L)all year030
Cadmium, total [as Cd]daily average≤ .0004 mg/Lall year030
Cadmium, total [as Cd]daily maximum≤ .0006 mg/Lall year030
Cadmium, total [as Cd]daily average≤ .022 lb/dall year030
Cadmium, total [as Cd]daily maximum≤ .033 lb/dall year030
Selenium, total [as Se]daily average≤ .005 mg/Lall year030
Selenium, total [as Se]daily maximum≤ .0075 mg/Lall year030
Selenium, total [as Se]daily average≤ .02 lb/dall year030
Selenium, total [as Se]daily maximum≤ .03 lb/dall year030
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year030
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year030
Phosphorous, in total orthophosphatedaily averagereport only (mg/L)all year030
Phosphorous, in total orthophosphatedaily maximumreport only (mg/L)all year030
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year030
LC50 Static Renewal 96Hr Acute Pimephales promelasminimumreport only (%)all year030
Turbiditydaily averagereport only (NTU)all year033
Turbiditydaily maximumreport only (NTU)all year033
pHminimum≥ 6 SUall year033
pHmaximum≤ 8.5 SUall year033
Solids, total suspendeddaily average≤ 25 mg/Lall year033
Solids, total suspendeddaily maximum≤ 45 mg/Lall year033
Oil & Greasedaily average≤ 10 mg/Lall year033
Oil & Greasedaily maximum≤ 15 mg/Lall year033
Nitrogen, total [as N]daily averagereport only (mg/L)all year033
Nitrogen, total [as N]daily maximumreport only (mg/L)all year033
Nitrogen, organic total [as N]daily averagereport only (mg/L)all year033
Nitrogen, organic total [as N]daily maximumreport only (mg/L)all year033
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year033
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year033
Nitrogen, Kjeldahl, total [as N]daily averagereport only (mg/L)all year033
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year033
Nitrite + Nitrate total [as N]daily averagereport only (mg/L)all year033
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year033
Phosphorus, total [as P]daily averagereport only (mg/L)all year033
Phosphorus, total [as P]daily maximumreport only (mg/L)all year033
Cadmium, total [as Cd]daily averagereport only (mg/L)all year033
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year033
Cadmium, total [as Cd]daily averagereport only (lb/d)all year033
Cadmium, total [as Cd]daily maximumreport only (lb/d)all year033
Selenium, total [as Se]daily averagereport only (mg/L)all year033
Selenium, total [as Se]daily maximumreport only (mg/L)all year033
Selenium, total [as Se]daily averagereport only (lb/d)all year033
Selenium, total [as Se]daily maximumreport only (lb/d)all year033
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year033
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year033
Phosphorous, in total orthophosphatedaily averagereport only (mg/L)all year033
Phosphorous, in total orthophosphatedaily maximumreport only (mg/L)all year033
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year033
LC50 Static Renewal 96Hr Acute Pimephales promelasminimumreport only (%)all year033
Turbiditydaily averagereport only (NTU)all year035
Turbiditydaily maximumreport only (NTU)all year035
pHminimum≥ 6 SUall year035
pHmaximum≤ 8.5 SUall year035
Solids, total suspendeddaily average≤ 25 mg/Lall year035
Solids, total suspendeddaily maximum≤ 45 mg/Lall year035
Oil & Greasedaily average≤ 10 mg/Lall year035
Oil & Greasedaily maximum≤ 15 mg/Lall year035
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year035
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year035
Nitrogen, Kjeldahl, total [as N]daily averagereport only (mg/L)all year035
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year035
Nitrite + Nitrate total [as N]daily averagereport only (mg/L)all year035
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year035
Phosphorus, total [as P]daily averagereport only (mg/L)all year035
Phosphorus, total [as P]daily maximumreport only (mg/L)all year035
Cadmium, total [as Cd]daily average≤ .0004 mg/Lall year035
Cadmium, total [as Cd]daily maximum≤ .0006 mg/Lall year035
Cadmium, total [as Cd]daily average≤ .022 lb/dall year035
Cadmium, total [as Cd]daily maximum≤ .033 lb/dall year035
Selenium, total [as Se]daily average≤ .005 mg/Lall year035
Selenium, total [as Se]daily maximum≤ .0075 mg/Lall year035
Selenium, total [as Se]daily average< .02 lb/dall year035
Selenium, total [as Se]daily maximum< .03 lb/dall year035
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year035
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year035
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year035
LC50 Static Renewal 96Hr Acute Pimephales promelasminimumreport only (%)all year035
Turbiditydaily averagereport only (NTU)all year037
Turbiditydaily maximumreport only (NTU)all year037
pHminimum≥ 6 SUall year037
pHmaximum≤ 8.5 SUall year037
Solids, total suspendeddaily average≤ 25 mg/Lall year037
Solids, total suspendeddaily maximum≤ 45 mg/Lall year037
Oil & Greasedaily average≤ 10 mg/Lall year037
Oil & Greasedaily maximum≤ 15 mg/Lall year037
Nitrogen, total [as N]daily averagereport only (mg/L)all year037
Nitrogen, total [as N]daily maximumreport only (mg/L)all year037
Nitrogen, organic total [as N]daily averagereport only (mg/L)all year037
Nitrogen, organic total [as N]daily maximumreport only (mg/L)all year037
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year037
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year037
Nitrogen, Kjeldahl, total [as N]daily averagereport only (mg/L)all year037
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year037
Nitrite + Nitrate total [as N]daily averagereport only (mg/L)all year037
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year037
Phosphorus, total [as P]daily averagereport only (mg/L)all year037
Phosphorus, total [as P]daily maximumreport only (mg/L)all year037
Cadmium, total [as Cd]daily averagereport only (mg/L)all year037
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year037
Cadmium, total [as Cd]daily averagereport only (lb/d)all year037
Cadmium, total [as Cd]daily maximumreport only (lb/d)all year037
Copper, total [as Cu]daily averagereport only (mg/L)all year037
Copper, total [as Cu]daily maximumreport only (mg/L)all year037
Copper, total [as Cu]daily averagereport only (lb/d)all year037
Copper, total [as Cu]daily maximumreport only (lb/d)all year037
Selenium, total [as Se]daily averagereport only (mg/L)all year037
Selenium, total [as Se]daily maximumreport only (mg/L)all year037
Selenium, total [as Se]daily averagereport only (lb/d)all year037
Selenium, total [as Se]daily maximumreport only (lb/d)all year037
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year037
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year037
Phosphorous, in total orthophosphatedaily averagereport only (mg/L)all year037
Phosphorous, in total orthophosphatedaily maximumreport only (mg/L)all year037
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year037
LC50 Static Renewal 96Hr Acute Pimephales promelasminimumreport only (%)all year037

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/GA0002551 · MCP: https://passage-data.com/mcp