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Eastbrook High School

Elementary And Secondary Schools, Marion, Indiana. NPDES permit IN0031372, in force until Oct 31, 2027. Last 12 months: over a limit once (last February 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (19 values)
Renewal application due
May 4, 2027 · 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, 0 of 12 reports late

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

Period endingParameterReportedLimitOver by
February 2026Nitrogen, ammonia total [as N], maximum weekly average2.7 mg/L≤ 2.4 mg/L13%

Limits in force (39)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily average minimum≥ 6 mg/Lall year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 18 mg/LMay–Nov
Solids, total suspendedmonthly average≤ 12 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 27 mg/LMay–Nov
Solids, total suspendedmaximum weekly average≤ 18 mg/Lall year
Solids, total suspendedmonthly average≤ 3.6 lb/dMay–Nov
Solids, total suspendedmonthly average≤ 2 lb/dall year
Solids, total suspendedmaximum weekly average≤ 5.4 lb/dMay–Nov
Solids, total suspendedmaximum weekly average≤ 3 lb/dall year
Nitrogen, ammonia total [as N]monthly average≤ 1.6 mg/LMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ 3.2 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.1 mg/LMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ 1.6 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 2.4 mg/LMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 4.8 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ 1.6 mg/LMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ 2.4 mg/LJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]monthly average≤ .32 lb/dMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ .64 lb/dJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]monthly average≤ .18 lb/dMay–Nov
Nitrogen, ammonia total [as N]monthly average≤ .27 lb/dJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ .48 lb/dMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ .96 lb/dJan, Feb, Mar, Apr, Dec
Nitrogen, ammonia total [as N]maximum weekly average≤ .27 lb/dMay–Nov
Nitrogen, ammonia total [as N]maximum weekly average≤ .4 lb/dJan, Feb, Mar, Apr, Dec
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≤ 15 mg/LMay–Nov
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 23 mg/LMay–Nov
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 15 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 3 lb/dMay–Nov
BOD, carbonaceous [5 day, 20 C]monthly average≤ 1.7 lb/dall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 4.6 lb/dMay–Nov
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 2.5 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.

Same industry: the 69 Educational Services permits in Indiana.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/IN0031372 · MCP: https://passage-data.com/mcp