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Cumberland Gravel and Sand Company

Crushed And Broken Granite, Copperhill, Tennessee. NPDES permit TN0070721, in force until Jun 30, 2031. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall P01 form G quarterly (6 values), outfall B01 form G quarterly, outfall B02 form G quarterly
Last report on file
September 2026

Limits in force (18)

ParameterStatisticLimitMonthsOutfall
pHdaily minimumreport only (SU) (alert, not enforceable)all yearB01
pHdaily maximumreport only (SU) (alert, not enforceable)all yearB01
Solids, total suspendedmonthly averagereport only (mg/L) (alert, not enforceable)all yearB01
Solids, total suspendeddaily maximumreport only (mg/L) (alert, not enforceable)all yearB01
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/min) (alert, not enforceable)all yearB01
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/min) (alert, not enforceable)all yearB01
pHdaily minimum≥ 6 SUall yearB02
pHdaily maximum≤ 9 SUall yearB02
Solids, total suspendedmonthly average≤ 40 mg/Lall yearB02
Solids, total suspendeddaily maximum≤ 40 mg/Lall yearB02
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/min)all yearB02
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/min)all yearB02
pHdaily minimum≥ 6 SUall yearP01
pHdaily maximum≤ 9 SUall yearP01
Solids, total suspendedmonthly average≤ 40 mg/Lall yearP01
Solids, total suspendeddaily maximum≤ 40 mg/Lall yearP01
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/min)all yearP01
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/min)all yearP01

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.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TN0070721 · MCP: https://passage-data.com/mcp