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BGWC Trollingwood SD

Dwelling Operators, Except Apartments, Pelzer, South Carolina. NPDES permit SC0026611, in force until Nov 30, 2029. Last 12 months: over a limit 18 times (last July 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: form 1 monthly (33 values), form 2 quarterly (4 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
9 values over a limit, 6 required values missing, 1 of 16 reports late

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

All 18 values over a limit
Period endingParameterReportedLimitOver by
December 2025%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia, daily maximum100≤ 40 %150%
December 2025%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia, monthly average100≤ 25 %300%
January 2026E. coli, daily maximum1203≤ 349 MPN/100mL245%
January 2026Nitrogen, ammonia total [as N], monthly average23.3≤ 12.3 mg/L89%
February 2026BOD, 5-day, 20 deg. C, monthly average37.73≤ 30 mg/L26%
February 2026E. coli, daily maximum2419≤ 349 MPN/100mL593%
February 2026Nitrogen, ammonia total [as N], daily maximum29.4≤ 24.6 mg/L20%
February 2026Nitrogen, ammonia total [as N], monthly average29.4≤ 12.3 mg/L139%
March 2026%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia, daily maximum100≤ 40 %150%
March 2026%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia, monthly average100≤ 25 %300%
March 2026BOD, 5-day, 20 deg. C, monthly average35.1≤ 30 mg/L17%
March 2026Nitrogen, ammonia total [as N], daily maximum17≤ 15.9 mg/L7%
March 2026Nitrogen, ammonia total [as N], monthly average11.2≤ 7.9 mg/L42%
May 2026BOD, 5-day, 20 deg. C, daily maximum72.5≤ 60 mg/L21%
May 2026BOD, 5-day, 20 deg. C, monthly average36.58≤ 30 mg/L22%
June 2026%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia, daily maximum52.7≤ 40 %32%
June 2026%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia, monthly average41.2≤ 25 %65%
July 2026Nitrogen, ammonia total [as N], monthly average10.495≤ 7.9 mg/L33%

Limits in force (41)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 2 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 60 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 25 lb/dall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 50 lb/dall year
pHminimum≥ 6 SUall year
pHmaximum≤ 8.5 SUall year
Solids, total suspendedmonthly average≤ 90 mg/Lall year
Solids, total suspendeddaily maximum≤ 180 mg/Lall year
Solids, total suspendedmonthly average≤ 75 lb/dall year
Solids, total suspendeddaily maximum≤ 150 lb/dall year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (lb/d)all year
Nitrogen, total [as N]daily maximumreport only (lb/d)all year
Nitrogen, ammonia total [as N]monthly average≤ 7.9 mg/LMar–Oct
Nitrogen, ammonia total [as N]monthly average≤ 12.3 mg/LJan, Feb, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 15.9 mg/LMar–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 24.6 mg/LJan, Feb, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 6.6 lb/dMar–Oct
Nitrogen, ammonia total [as N]monthly average≤ 10.3 lb/dJan, Feb, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 13.3 lb/dMar–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 20.5 lb/dJan, Feb, Nov, Dec
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Phosphorus, total [as P]daily maximumreport only (lb/d)all year
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≤ .079 mg/Lall year
Chlorine, total residualdaily maximum≤ .1 mg/Lall year
Chlorine, total residualmonthly average≤ .066 lb/dall year
Chlorine, total residualdaily maximum≤ .083 lb/dall year
E. coli30-day geometric mean≤ 126 MPN/100mLall year
E. colidaily maximum≤ 349 MPN/100mLall year
E. coli30-day geometric mean≤ 126 MPN/100mLall year
E. colidaily maximum≤ 800 MPN/100mLall year
LC50 Static 48Hr Acute Ceriodaphnia dubiadaily minimumreport only (%)all year
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiamonthly average≤ 25 %all year
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiadaily maximum≤ 40 %all year
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiadaily minimumreport only (%)all year

How strict are these limits?

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

Same industry: the 27 Real Estate permits in South Carolina.

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Your permit document is the final word. As JSON: /api/v1/permits/SC0026611 · MCP: https://passage-data.com/mcp