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Atlas Roofing Corporation

Asphalt Felts And Coatings, Meridian, Mississippi. NPDES permit MS0049174, in force until Jun 30, 2031. Last 12 months: over a limit 3 times (last December 2025). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form Y yearly
Last report on file
December 2025
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 1 report late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
December 2025Solids, total suspended, annual average404.66 lb/d≤ 270 lb/d50%
December 2025Solids, total suspended, annual average60.63 mg/L≤ 45 mg/L35%
December 2025Solids, total suspended, daily maximum93 mg/L≤ 68 mg/L37%

Limits in force (21)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 6 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedannual average≤ 45 mg/Lall year
Solids, total suspendeddaily maximum≤ 68 mg/Lall year
Solids, total suspendedannual average≤ 270 lb/dall year
Solids, total suspendeddaily maximumreport only (lb/d)all year
Nitrogen, total [as N]annual averagereport only (lb/d)all year
Nitrogen, total [as N]daily maximumreport only (lb/d)all year
Nitrogen, ammonia total [as N]annual average≤ 6 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 9 mg/Lall year
Nitrogen, ammonia total [as N]annual average≤ 47.79 lb/dall year
Nitrogen, ammonia total [as N]daily maximumreport only (lb/d)all year
Phosphorus, total [as P]annual averagereport only (lb/d)all year
Phosphorus, total [as P]daily maximumreport only (lb/d)all year
Flow, in conduit or thru treatment plantannual averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximum≤ .955 MGDall year
BOD, carbonaceous [5 day, 20 C]annual average≤ 45 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 68 mg/Lall year
BOD, carbonaceous [5 day, 20 C]annual average≤ 270 lb/dall year
BOD, carbonaceous [5 day, 20 C]daily maximumreport only (lb/d)all year

How strict are these limits?

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

Same industry: the 6 Petroleum Refining and Related Industries permits in Mississippi.

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/MS0049174 · MCP: https://passage-data.com/mcp