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Ta Operating LLC, Meridian Travel Center

Gasoline Service Stations, Meridian, Mississippi. NPDES permit MS0021237, in force until Jul 31, 2027. Last 12 months: over a limit 12 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form Q quarterly (35 values)
Renewal application due
Feb 1, 2027 · 180 days before expiry; your permit may set another date
Last report on file
June 2026
Oct 2024 – Sep 2025
9 values over a limit, 0 required values missing, 0 of 4 reports late

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

Period endingParameterReportedLimitOver by
December 2025Chlorine, total residual, daily maximum.48 mg/L≤ .019 mg/L2426%
December 2025Chlorine, total residual, maximum monthly average.31 mg/L≤ .011 mg/L2718%
December 2025E. coli, maximum monthly average254 #/100mL≤ 126 #/100mL102%
December 2025Oxygen, dissolved [DO], minimum.65 mg/L≥ 6 mg/L89%
March 2026Chlorine, total residual, daily maximum.65 mg/L≤ .019 mg/L3321%
March 2026Chlorine, total residual, maximum monthly average.15 mg/L≤ .011 mg/L1264%
June 2026Chlorine, total residual, daily maximum.48 mg/L≤ .019 mg/L2426%
June 2026Chlorine, total residual, maximum monthly average.32 mg/L≤ .011 mg/L2809%
June 2026Nitrogen, ammonia total [as N], daily maximum.27 lb/d≤ .21 lb/d29%
June 2026Nitrogen, ammonia total [as N], daily maximum3.8 mg/L≤ 2.1 mg/L81%
June 2026Nitrogen, ammonia total [as N], maximum monthly average.27 lb/d≤ .14 lb/d93%
June 2026Nitrogen, ammonia total [as N], maximum monthly average3.8 mg/L≤ 1.37 mg/L177%

Limits in force (43)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 6 mg/Lall year
Oxygen, dissolved [DO]maximum monthly averagereport only (mg/L)all year
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all year
Oxygen, dissolved [DO]minimumreport only (mg/L)all year
Oxygen, dissolved [DO]maximumreport only (mg/L)all year
BOD, 5-day, 20 deg. Cmaximum monthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum monthly average≤ 3 lb/dall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 4.5 lb/dall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
pHminimumreport only (SU)all year
pHmaximumreport only (SU)all year
Solids, total suspendedmaximum monthly average≤ 30 mg/Lall year
Solids, total suspendeddaily maximum≤ 45 mg/Lall year
Solids, total suspendedmaximum monthly average≤ 3 lb/dall year
Solids, total suspendeddaily maximum≤ 4.5 lb/dall year
Nitrogen, total [as N]maximum monthly averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, total [as N]maximum monthly averagereport only (lb/d)all year
Nitrogen, total [as N]daily maximumreport only (lb/d)all year
Nitrogen, ammonia total [as N]maximum monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]maximum monthly average≤ 1.37 mg/Lall year
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]daily maximum≤ 2.1 mg/Lall year
Nitrogen, ammonia total [as N]maximum monthly averagereport only (lb/d)all year
Nitrogen, ammonia total [as N]maximum monthly average≤ .14 lb/dall year
Nitrogen, ammonia total [as N]daily maximumreport only (lb/d)all year
Nitrogen, ammonia total [as N]daily maximum≤ .21 lb/dall year
Phosphorus, total [as P]maximum monthly averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]maximum monthly averagereport only (lb/d)all year
Phosphorus, total [as P]daily maximumreport only (lb/d)all year
Flow, in conduit or thru treatment plantmaximum monthly average≤ .012 MGDall year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualminimum≥ .1 mg/Lall year
Chlorine, total residualmaximum monthly average≤ .011 mg/Lall year
Chlorine, total residualdaily maximum≤ 1 mg/Lall year
Chlorine, total residualdaily maximum≤ .019 mg/Lall year
E. colimaximum monthly average≤ 126 #/100mLall year
E. colidaily maximum≤ 410 #/100mLall year
Sludge settleability 30 minuteminimumreport only (mL/L)all year
Sludge settleability 30 minutemaximumreport only (mL/L)all year

How strict are these limits?

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

Same industry: the 20 Automotive Dealers and Gasoline Service Stations permits in Mississippi.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MS0021237 · MCP: https://passage-data.com/mcp