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General Shale Brick, Inc.

Clay And Related Minerals, Spring City, Tennessee. NPDES permit TN0070165, in force until Apr 30, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 241 form G quarterly (12 values), outfall 242 form G quarterly (12 values)
Renewal application due
Nov 2, 2027 · 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, 0 required values missing, 0 of 24 reports late

Limits in force (24)

ParameterStatisticLimitMonthsOutfall
pHdaily minimum≥ 6 SUall year241
pHdaily minimum≥ 6 SUall year241
pHdaily maximum≤ 9 SUall year241
pHdaily maximum≤ 9 SUall year241
Solids, total suspendedmonthly average≤ 40 mg/Lall year241
Solids, total suspendedmonthly average≤ 40 mg/Lall year241
Solids, total suspendeddaily maximum≤ 40 mg/Lall year241
Solids, total suspendeddaily maximum≤ 40 mg/Lall year241
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/min)all year241
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/min)all year241
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/min)all year241
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/min)all year241
pHdaily minimum≥ 6 SUall year242
pHdaily minimum≥ 6 SUall year242
pHdaily maximum≤ 9 SUall year242
pHdaily maximum≤ 9 SUall year242
Solids, total suspendedmonthly average≤ 40 mg/Lall year242
Solids, total suspendedmonthly average≤ 40 mg/Lall year242
Solids, total suspendeddaily maximum≤ 40 mg/Lall year242
Solids, total suspendeddaily maximum≤ 40 mg/Lall year242
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/min)all year242
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/min)all year242
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/min)all year242
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/min)all year242

How strict are these limits?

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

Same industry: the 353 Mining and Quarrying of Nonmetallic Minerals permits in Tennessee.

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/TN0070165 · MCP: https://passage-data.com/mcp