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Brooksburg WWTP

Sewage treatment plant, Brooksburg, Indiana. NPDES permit IN0060470, in force until Sep 30, 2029. Last 12 months: over a limit 3 times (last April 2026), 1 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (23 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

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

Period endingParameterReportedLimitOver by
February 2026Chlorine, total residual, daily maximum.06 mg/L< .06 mg/L0%
March 2026Chlorine, total residual, daily maximum.06 mg/L< .06 mg/L0%
April 2026Chlorine, total residual, daily maximum.06 mg/L< .06 mg/L0%

Limits in force (28)

ParameterStatisticLimitMonths
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 5 lb/dall year
Solids, total suspendedmaximum weekly average≤ 7.5 lb/dall year
Nitrogen, ammonia total [as N]monthly average≤ 9.3 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]monthly average≤ 3.7 mg/LMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 14 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 5.6 mg/LMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ 1.6 lb/dJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]monthly average≤ .62 lb/dMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 2.3 lb/dJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ .93 lb/dMay–Nov
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Chlorine, total residualmonthly average< .06 mg/Lall year
Chlorine, total residualdaily maximum< .06 mg/Lall year
Chlorine, total residualdaily minimum≥ .5 mg/Lall year
Chlorine, total residualdaily maximumreport only (mg/L)all year
E. coli, colony forming units [CFU]monthly geometric mean≤ 125 CFU/100mLApr–Oct
E. coli, colony forming units [CFU]daily maximum≤ 235 CFU/100mLApr–Oct
E. coli, colony forming units [CFU]daily maximumreport only (CFU/100mL)Apr–Oct
Coliform, fecal generalmonthly geometric mean≤ 2000 CFU/100mLJan, Feb, Mar, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 40 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 4.2 lb/dall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 6.7 lb/dall year
Flow, totalmonthly totalreport only (Mgal/mo)all year

How strict are these limits?

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

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/IN0060470 · MCP: https://passage-data.com/mcp