Passage Data · Check a report · Use it from your AI

Churubusco WWTP

Sewage treatment plant, Churubusco, Indiana. NPDES permit IN0021113, in force until Jun 30, 2028. Last 12 months: over a limit 6 times (last July 2026), 2 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (21 values)
Renewal application due
Jan 2, 2028 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
5 values over a limit, 0 required values missing, 1 of 12 reports late

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

Period endingParameterReportedLimitOver by
May 2026Nitrogen, ammonia total [as N], monthly average1.667 mg/L≤ 1.3 mg/L28%
May 2026Nitrogen, ammonia total [as N], maximum weekly average2 mg/L≤ 1.9 mg/L5%
June 2026Nitrogen, ammonia total [as N], monthly average1.577 mg/L≤ 1.3 mg/L21%
June 2026Oxygen, dissolved [DO], daily average minimum5.8 mg/L≥ 6 mg/L3%
July 2026Oxygen, dissolved [DO], daily average minimum5.2 mg/L≥ 6 mg/L13%
July 2026Phosphorus, total [as P], monthly average1.057 mg/L≤ 1 mg/L6%

Limits in force (58)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily average minimum≥ 6 mg/LMay–Nov
Oxygen, dissolved [DO]daily average minimum≥ 5 mg/LJan, Feb, Mar, Apr, Dec
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 23 mg/LMay–Nov
Solids, total suspendedmonthly average≤ 18 mg/LMay–Nov
Solids, total suspendedmonthly average≤ 30 mg/LJan, Feb, Mar, Apr, Dec
Solids, total suspendedmonthly average≤ 30 mg/LJan, Feb, Mar, Apr, Dec
Solids, total suspendedmaximum weekly average≤ 35 mg/LMay–Nov
Solids, total suspendedmaximum weekly average≤ 27 mg/LMay–Nov
Solids, total suspendedmaximum weekly average≤ 45 mg/LJan, Feb, Mar, Apr, Dec
Solids, total suspendedmaximum weekly average≤ 45 mg/LJan, Feb, Mar, Apr, Dec
Solids, total suspendedmonthly average≤ 79 lb/dMay–Nov
Solids, total suspendedmonthly average≤ 95 lb/dMay–Nov
Solids, total suspendedmonthly average≤ 160 lb/dJan, Feb, Mar, Apr, Dec
Solids, total suspendedmonthly average≤ 103 lb/dJan, Feb, Mar, Apr, Dec
Solids, total suspendedmaximum weekly average≤ 120 lb/dMay–Nov
Solids, total suspendedmaximum weekly average≤ 140 lb/dMay–Nov
Solids, total suspendedmaximum weekly average≤ 240 lb/dJan, Feb, Mar, Apr, Dec
Solids, total suspendedmaximum weekly average≤ 154 lb/dJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.3 mg/LMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ 1.9 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.3 mg/LMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ 1.9 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 1.9 mg/LMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 2.9 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 1.9 mg/LMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 2.9 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]monthly average≤ 4.4 lb/dMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ 6.5 lb/dJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]monthly average≤ 6.9 lb/dMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ 10 lb/dJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 6.5 lb/dMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 9.9 lb/dJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 10 lb/dMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 15 lb/dJan, Feb, Mar, Apr, Dec
Phosphorus, total [as P]monthly average≤ 1 mg/Lall year
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)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
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/LJan, Feb, Mar, Apr, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 19 mg/LMay–Nov
BOD, carbonaceous [5 day, 20 C]monthly average≤ 15 mg/LMay–Nov
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/LJan, Feb, Mar, Apr, Dec
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 40 mg/LJan, Feb, Mar, Apr, Dec
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 29 mg/LMay–Nov
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 23 mg/LMay–Nov
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 40 mg/LJan, Feb, Mar, Apr, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 86 lb/dJan, Feb, Mar, Apr, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 65 lb/dMay–Nov
BOD, carbonaceous [5 day, 20 C]monthly average≤ 79 lb/dMay–Nov
BOD, carbonaceous [5 day, 20 C]monthly average≤ 130 lb/dJan, Feb, Mar, Apr, Dec
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 137 lb/dJan, Feb, Mar, Apr, Dec
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 99 lb/dMay–Nov
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 120 lb/dMay–Nov
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 210 lb/dJan, Feb, Mar, Apr, Dec
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

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/IN0021113 · MCP: https://passage-data.com/mcp