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Covia Solutions LLC

Industrial Sand, Le Sueur, Minnesota. NPDES permit MN0001716, in force until Apr 30, 2031. Last 12 months: no values over a limit, 1 required value missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 47 days after each period: outfall D001 form A1 monthly (14 values), outfall D002 form A1 monthly (14 values), outfall D003 form A1 monthly (1 value)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 36 reports late

Limits in force (29)

ParameterStatisticLimitMonthsOutfall
pHmonthly minimum≥ 6.5 SUall yearD001
pHmonthly maximum≤ 8.5 SUall yearD001
Solids, total suspendedmonthly average≤ 25 mg/Lall yearD001
Solids, total suspendeddaily maximum≤ 45 mg/Lall yearD001
Solids, total suspendeddaily averagereport only (kg/d)all yearD001
Solids, total suspendeddaily maximumreport only (kg/d)all yearD001
Nitrogen, total [as N]annual averagereport only (mg/L)all yearD001
Nitrogen, Kjeldahl, total [as N]annual averagereport only (mg/L)all yearD001
Nitrite + Nitrate total [as N]annual averagereport only (mg/L)all yearD001
Phosphorus, total [as P]annual averagereport only (mg/L)all yearD001
Sulfate, total [as SO4]quarterly maximumreport only (mg/L)Mar, Jun, Sep, DecD001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearD001
Flow, in conduit or thru treatment plantmonthly maximumreport only (MGD)all yearD001
Flow, in conduit or thru treatment plantmonthly totalreport only (Mgal/mo)all yearD001
pHmonthly minimum≥ 6.5 SUall yearD002
pHmonthly maximum≤ 8.5 SUall yearD002
Solids, total suspendedmonthly average≤ 25 mg/Lall yearD002
Solids, total suspendeddaily maximum≤ 45 mg/Lall yearD002
Solids, total suspendeddaily averagereport only (kg/d)all yearD002
Solids, total suspendeddaily maximumreport only (kg/d)all yearD002
Nitrogen, total [as N]annual averagereport only (mg/L)all yearD002
Nitrogen, Kjeldahl, total [as N]annual averagereport only (mg/L)all yearD002
Nitrite + Nitrate total [as N]annual averagereport only (mg/L)all yearD002
Phosphorus, total [as P]annual averagereport only (mg/L)all yearD002
Sulfate, total [as SO4]quarterly maximumreport only (mg/L)Mar, Jun, Sep, DecD002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearD002
Flow, in conduit or thru treatment plantmonthly maximumreport only (MGD)all yearD002
Flow, in conduit or thru treatment plantmonthly totalreport only (Mgal/mo)all yearD002
Solids, total suspendeddaily maximum≤ 3406.5 kg/dall yearD003

How strict are these limits?

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

Same industry: the 13 Mining and Quarrying of Nonmetallic Minerals permits in Minnesota.

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/MN0001716 · MCP: https://passage-data.com/mcp