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Intermountain Concrete

Construction Sand And Gravel, Vernal, Utah. NPDES permit UT0024015, in force until May 31, 2029. Last 12 months: no values over a limit, 13 of 34 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A monthly (11 values), outfall 002 form A monthly (11 values), outfall SUM form A monthly (1 value)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 12 of 36 reports late

Limits in force (23)

ParameterStatisticLimitMonthsOutfall
pHdaily minimum≥ 6.5 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmaximum monthly averagereport only (mg/L)all year001
Solids, total suspendedmaximum 7-day averagereport only (mg/L)all year001
Oil & Greasedaily maximum≤ 10 mg/Lall year001
Solids, total dissolveddaily maximum≤ 1200 mg/Lall year001
Solids, total dissolveddaily maximumreport only (mg/L)all year001
Flow, totalmaximum monthly average≤ .917 MGDall year001
Flow, totaldaily maximumreport only (MGD)all year001
Flow, totalmaximum monthly averagereport only (MGD)all year001
Oil and grease visualdaily maximum≤ 0 N=0;Y=1all year001
pHdaily minimum≥ 6.5 SUall year002
pHdaily maximum≤ 9 SUall year002
Solids, total suspendedmaximum monthly averagereport only (mg/L)all year002
Solids, total suspendedmaximum 7-day averagereport only (mg/L)all year002
Oil & Greasedaily maximum≤ 10 mg/Lall year002
Solids, total dissolveddaily maximum≤ 1200 mg/Lall year002
Solids, total dissolveddaily maximumreport only (mg/L)all year002
Flow, totalmaximum monthly average≤ .917 MGDall year002
Flow, totaldaily maximumreport only (MGD)all year002
Flow, totalmaximum monthly averagereport only (MGD)all year002
Oil and grease visualdaily maximum≤ 0 N=0;Y=1all year002
Solids, total dissolveddaily maximum≤ 2000 lb/dall yearSUM

How strict are these limits?

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

Same industry: the 4 Mining and Quarrying of Nonmetallic Minerals permits in Utah.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/UT0024015 · MCP: https://passage-data.com/mcp