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Heidelberg Materials Southeast Agg LLC

Crushed And Broken Granite, Athens, Georgia. NPDES permit GA0046132 expired Sep 30, 2026; its limits still apply. Last 12 months: no values over a limit, 1 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form 1 monthly (30 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 2 of 12 reports late

Limits in force (30)

ParameterStatisticLimitMonths
Turbiditydaily average≤ 50 NTUall year
Turbiditydaily average≤ 50 NTUall year
Turbiditydaily maximum≤ 75 NTUall year
Turbiditydaily maximum≤ 75 NTUall year
pHminimum≥ 6 SUall year
pHminimum≥ 6 SUall year
pHmaximum≤ 8.5 SUall year
pHmaximum≤ 8.5 SUall year
Solids, total suspendeddaily average≤ 35 mg/Lall year
Solids, total suspendeddaily average≤ 35 mg/Lall year
Solids, total suspendeddaily maximum≤ 52 mg/Lall year
Solids, total suspendeddaily maximum≤ 52 mg/Lall year
Oil & Greasedaily average≤ 10 mg/Lall year
Oil & Greasedaily average≤ 10 mg/Lall year
Oil & Greasedaily maximum≤ 15 mg/Lall year
Oil & Greasedaily maximum≤ 15 mg/Lall year
Nitrogen, ammonia total [as N]daily average≤ 1.2 mg/Lall year
Nitrogen, ammonia total [as N]daily average≤ 1.2 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 1.8 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 1.8 mg/Lall year
Phosphorus, total [as P]daily averagereport only (mg/L)all year
Phosphorus, total [as P]daily averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Rainfalldaily maximumreport only (in)all year
Rainfalldaily maximumreport only (in)all year
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year

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.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/GA0046132 · MCP: https://passage-data.com/mcp