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Kaolin And Ball Clay, Stapleton, Georgia. NPDES permit GA0032981 expired May 31, 2022; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Turbidity | daily average | report only (NTU) | all year | 001 |
| Turbidity | daily maximum | report only (NTU) | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | daily average | ≤ 25 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 38 mg/L | all year | 001 |
| Oil & Grease | daily average | ≤ 10 mg/L | all year | 001 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 001 |
| Nitrogen, organic total [as N] | daily average | report only (mg/L) | all year | 001 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | daily average | ≤ 4.5 mg/L | May–Oct | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 6.75 mg/L | May–Oct | 001 |
| Nitrite + Nitrate total [as N] | daily average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily average | ≤ 1 mg/L | all year | 001 |
| Phosphorus, total [as P] | daily maximum | ≤ 1.5 mg/L | all year | 001 |
| Nitrogen, total Kjeldahl | daily average | report only (mg/L) | all year | 001 |
| Nitrogen, total Kjeldahl | daily maximum | report only (mg/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Turbidity | daily average | report only (NTU) | all year | 002 |
| Turbidity | daily maximum | report only (NTU) | all year | 002 |
| pH | minimum | ≥ 6 SU | all year | 002 |
| pH | maximum | ≤ 8.5 SU | all year | 002 |
| Solids, total suspended | daily average | ≤ 29 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 44 mg/L | all year | 002 |
| Oil & Grease | daily average | ≤ 10 mg/L | all year | 002 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 002 |
| Phosphorus, total [as P] | daily average | ≤ 1 mg/L | all year | 002 |
| Phosphorus, total [as P] | daily maximum | ≤ 1.5 mg/L | all year | 002 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Turbidity | daily average | report only (NTU) | all year | 003 |
| Turbidity | daily maximum | report only (NTU) | all year | 003 |
| pH | minimum | ≥ 6 SU | all year | 003 |
| pH | maximum | ≤ 8.5 SU | all year | 003 |
| Solids, total suspended | daily average | ≤ 29 mg/L | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 44 mg/L | all year | 003 |
| Oil & Grease | daily average | ≤ 10 mg/L | all year | 003 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 003 |
| Phosphorus, total [as P] | daily average | ≤ 1 mg/L | all year | 003 |
| Phosphorus, total [as P] | daily maximum | ≤ 1.5 mg/L | all year | 003 |
| Cadmium, total [as Cd] | daily average | ≤ .0003 mg/L | all year | 003 |
| Cadmium, total [as Cd] | daily maximum | ≤ .0015 mg/L | all year | 003 |
| Cadmium, total [as Cd] | daily average | ≤ .00037 lb/d | all year | 003 |
| Cadmium, total [as Cd] | daily maximum | ≤ .0018 lb/d | all year | 003 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Phosphorus, ortho | daily average | report only (mg/L) | all year | 003 |
| Phosphorus, ortho | daily maximum | report only (mg/L) | all year | 003 |
| Turbidity | daily average | report only (NTU) | all year | 005 |
| Turbidity | daily maximum | report only (NTU) | all year | 005 |
| pH | minimum | ≥ 6 SU | all year | 005 |
| pH | maximum | ≤ 8.5 SU | all year | 005 |
| Solids, total suspended | daily average | ≤ 29 mg/L | all year | 005 |
| Solids, total suspended | daily maximum | ≤ 44 mg/L | all year | 005 |
| Oil & Grease | daily average | ≤ 10 mg/L | all year | 005 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 005 |
| Phosphorus, total [as P] | daily average | ≤ 1 mg/L | all year | 005 |
| Phosphorus, total [as P] | daily maximum | ≤ 1.5 mg/L | all year | 005 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 005 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 005 |
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/GA0032981 · MCP: https://passage-data.com/mcp