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

Flora Municipal WWTP

Sewage treatment plant, Flora, Indiana. NPDES permit IN0020141, in force until Nov 30, 2030. Last 12 months: over a limit 3 times (last April 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (23 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 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
October 2025Nitrogen, ammonia total [as N], maximum weekly average2.423 mg/L≤ 2 mg/L21%
November 2025Nitrogen, ammonia total [as N], monthly average1.457 mg/L≤ 1.3 mg/L12%
April 2026Nitrogen, ammonia total [as N], maximum weekly average14.47 lb/d≤ 10.7 lb/d35%

Limits in force (27)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily average minimum≥ 4 mg/Lall year
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≤ 107 lb/dall year
Solids, total suspendedmaximum weekly average≤ 161 lb/dall year
Nitrogen, ammonia total [as N]monthly average≤ 1.3 mg/LMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 2 mg/LMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 3 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]monthly average≤ 4.6 lb/dMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ 7.1 lb/dJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 7.1 lb/dMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 10.7 lb/dJan, Feb, Mar, Apr, Dec
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Chlorine, total residualmonthly average≤ .06 mg/LApr–Oct
Chlorine, total residualdaily maximum≤ .06 mg/LApr–Oct
Chlorine, total residualdaily minimum≥ .5 mg/LApr–Oct
Chlorine, total residualdaily maximumreport only (mg/L)Apr–Oct
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/Lall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 40 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 89 lb/dall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 143 lb/dall year
Flow, totalmonthly totalreport only (Mgal/mo)all year

New limits from Dec 1, 2029

ParameterNew limitFromNew or tighterMedian, last 12 months× new limit
Toxicity [acute], Ceriodaphnia dubia, maximum1 tox acute (May)Dec 1, 2029new——
Toxicity [acute], Pimephales promelas [Fathead Minnow], maximum1 tox acute (May)Dec 1, 2029new——
Toxicity [chronic], Ceriodaphnia dubia, maximum1.1 tox chronic (May)Dec 1, 2029new——
Toxicity [chronic], Pimephales promelas [Fathead Minnow], maximum1.1 tox chronic (May)Dec 1, 2029new——
BOD, carbonaceous [5 day, 20 C], monthly average20 mg/L (May–Nov)Oct 1, 2030new——
BOD, carbonaceous [5 day, 20 C], monthly average170 lb/d (May–Nov)Oct 1, 2030new——
BOD, carbonaceous [5 day, 20 C], monthly average210 lb/d (Jan, Feb, Mar, Apr, Dec)Oct 1, 2030new——
BOD, carbonaceous [5 day, 20 C], monthly average25 mg/L (Jan, Feb, Mar, Apr, Dec)Oct 1, 2030new——
BOD, carbonaceous [5 day, 20 C], weekly average30 mg/L (May–Nov)Oct 1, 2030new——
BOD, carbonaceous [5 day, 20 C], weekly average250 lb/d (May–Nov)Oct 1, 2030new——
BOD, carbonaceous [5 day, 20 C], weekly average330 lb/d (Jan, Feb, Mar, Apr, Dec)Oct 1, 2030new——
BOD, carbonaceous [5 day, 20 C], weekly average40 mg/L (Jan, Feb, Mar, Apr, Dec)Oct 1, 2030new——
E. coli, colony forming units [CFU], daily maximum235 CFU/100mL (Apr–Oct)Oct 1, 2030new——
E. coli, colony forming units [CFU], monthly geometric mean125 CFU/100mL (Apr–Oct)Oct 1, 2030new——
Nitrogen, ammonia total [as N], monthly average1 mg/L (May–Nov)Oct 1, 2030new——
Nitrogen, ammonia total [as N], monthly average8.3 lb/d (May–Nov)Oct 1, 2030new——
Nitrogen, ammonia total [as N], monthly average1.6 mg/L (Jan, Feb, Mar, Apr, Dec)Oct 1, 2030new——
Nitrogen, ammonia total [as N], monthly average13 lb/d (Jan, Feb, Mar, Apr, Dec)Oct 1, 2030new——
Nitrogen, ammonia total [as N], maximum weekly average13 lb/d (May–Nov)Oct 1, 2030new——
Nitrogen, ammonia total [as N], maximum weekly average1.5 mg/L (May–Nov)Oct 1, 2030new——
Nitrogen, ammonia total [as N], maximum weekly average2.4 mg/L (Jan, Feb, Mar, Apr, Dec)Oct 1, 2030new——
Nitrogen, ammonia total [as N], maximum weekly average20 lb/d (Jan, Feb, Mar, Apr, Dec)Oct 1, 2030new——
Phosphorus, total [as P], monthly average1 mg/LOct 1, 2030new——
Solids, total suspended, monthly average24 mg/L (May–Nov)Oct 1, 2030new——
Solids, total suspended, monthly average200 lb/d (May–Nov)Oct 1, 2030new——
Solids, total suspended, monthly average250 lb/d (Jan, Feb, Mar, Apr, Dec)Oct 1, 2030new——
Solids, total suspended, monthly average30 mg/L (Jan, Feb, Mar, Apr, Dec)Oct 1, 2030new——
Solids, total suspended, weekly average36 mg/L (May–Nov)Oct 1, 2030new——
Solids, total suspended, weekly average300 lb/d (May–Nov)Oct 1, 2030new——
Solids, total suspended, weekly average45 mg/L (Jan, Feb, Mar, Apr, Dec)Oct 1, 2030new——
Solids, total suspended, weekly average380 lb/d (Jan, Feb, Mar, Apr, Dec)Oct 1, 2030new——
pH, daily maximum9 SUOct 1, 2030new——

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/IN0020141 · MCP: https://passage-data.com/mcp