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Enviro Management Co

Sewerage Systems, Cropwell, Alabama. NPDES permit AL0052281, in force until Apr 30, 2031. Last 12 months: over a limit 24 times (last August 2026), 1 required value missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form 1 monthly (43 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 12 reports late

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

All 24 values over a limit
Period endingParameterReportedLimitOver by
January 2026BOD, carb-5 day, 20 deg C, percent removal, monthly average minimum75.8≥ 85 %61%
March 2026BOD, carb-5 day, 20 deg C, percent removal, monthly average minimum84.1≥ 85 %6%
March 2026Nitrogen, ammonia total [as N], weekly average7.5≤ 4.5 mg/L67%
April 2026Nitrogen, ammonia total [as N], monthly average5.89≤ 3 mg/L96%
April 2026Nitrogen, ammonia total [as N], weekly average11.5≤ 4.5 mg/L156%
June 2026BOD, carbonaceous [5 day, 20 C], monthly average16.2≤ 15 mg/L8%
June 2026Nitrogen, Kjeldahl, total [as N], monthly average32.5≤ 13 mg/L150%
June 2026Nitrogen, Kjeldahl, total [as N], weekly average37.6≤ 19.5 mg/L93%
June 2026Nitrogen, ammonia total [as N], monthly average30.4≤ 3 mg/L913%
June 2026Nitrogen, ammonia total [as N], weekly average35.6≤ 4.5 mg/L691%
July 2026Nitrogen, Kjeldahl, total [as N], monthly average52.9≤ 13 mg/L307%
July 2026Nitrogen, Kjeldahl, total [as N], weekly average71.8≤ 19.5 mg/L268%
July 2026Nitrogen, ammonia total [as N], monthly average.39≤ .25 lb/d56%
July 2026Nitrogen, ammonia total [as N], monthly average47.1≤ 3 mg/L1470%
July 2026Nitrogen, ammonia total [as N], weekly average.52≤ .37 lb/d41%
July 2026Nitrogen, ammonia total [as N], weekly average62.7≤ 4.5 mg/L1293%
July 2026Solids, suspended percent removal, monthly average minimum81.9≥ 85 %21%
August 2026Nitrogen, Kjeldahl, total [as N], monthly average26.3≤ 13 mg/L102%
August 2026Nitrogen, Kjeldahl, total [as N], weekly average38.9≤ 19.5 mg/L99%
August 2026Nitrogen, ammonia total [as N], monthly average23.2≤ 3 mg/L673%
August 2026Nitrogen, ammonia total [as N], weekly average33.3≤ 4.5 mg/L640%
August 2026Solids, suspended percent removal, monthly average minimum18.6≥ 85 %443%
August 2026Solids, total suspended, monthly average48≤ 30 mg/L60%
August 2026Solids, total suspended, weekly average89≤ 45 mg/L98%

Limits in force (47)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 3 mg/Lall year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 8.5 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 2.5 lb/dall year
Solids, total suspendedweekly average≤ 3.75 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedweekly averagereport only (mg/L)all year
Solids, total suspendedmonthly averagereport only (lb/d)all year
Solids, total suspendedweekly averagereport only (lb/d)all year
Nitrogen, ammonia total [as N]monthly average≤ 3 mg/Lall year
Nitrogen, ammonia total [as N]weekly average≤ 4.5 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ .25 lb/dall year
Nitrogen, ammonia total [as N]weekly average≤ .37 lb/dall year
Nitrogen, Kjeldahl, total [as N]monthly average≤ 13 mg/Lall year
Nitrogen, Kjeldahl, total [as N]weekly average≤ 19.5 mg/Lall year
Nitrogen, Kjeldahl, total [as N]monthly average≤ 1.08 lb/dall year
Nitrogen, Kjeldahl, total [as N]weekly average≤ 1.62 lb/dall year
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)Apr–Oct
Nitrite + Nitrate total [as N]weekly averagereport only (mg/L)Apr–Oct
Nitrite + Nitrate total [as N]monthly averagereport only (lb/d)Apr–Oct
Nitrite + Nitrate total [as N]weekly averagereport only (lb/d)Apr–Oct
Phosphorus, total [as P]monthly averagereport only (mg/L)Jan, Feb, Mar, Nov, Dec
Phosphorus, total [as P]monthly averagereport only (mg/L)Apr–Oct
Phosphorus, total [as P]weekly averagereport only (mg/L)Jan, Feb, Mar, Nov, Dec
Phosphorus, total [as P]weekly averagereport only (mg/L)Apr–Oct
Phosphorus, total [as P]monthly averagereport only (lb/d)Jan, Feb, Mar, Nov, Dec
Phosphorus, total [as P]monthly average≤ 8.34 lb/dApr–Oct
Phosphorus, total [as P]weekly averagereport only (lb/d)Jan, Feb, Mar, Nov, Dec
Phosphorus, total [as P]weekly averagereport only (lb/d)Apr–Oct
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualmonthly average≤ .011 mg/Lall year
Chlorine, total residualdaily maximum≤ .019 mg/Lall year
E. colimonthly average≤ 126 #/100mLall year
E. colidaily maximum≤ 235 #/100mLall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 15 mg/Lall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 22.5 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 1.25 lb/dall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 1.87 lb/dall year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]weekly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (lb/d)all year
BOD, carbonaceous [5 day, 20 C]weekly averagereport only (lb/d)all year
BOD, carb-5 day, 20 deg C, percent removalmonthly average minimum≥ 85 %all year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year

How strict are these limits?

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

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Your permit document is the final word. As JSON: /api/v1/permits/AL0052281 · MCP: https://passage-data.com/mcp