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Tilden Hogge Elementary School

Elementary And Secondary Schools, Morehead, Kentucky. NPDES permit KY0075418, in force until Jan 31, 2030. Last 12 months: over a limit 6 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form 2 quarterly (13 values), form 4 yearly
Last report on file
September 2026
Oct 2024 – Sep 2025
6 values over a limit, 0 required values missing, 0 of 4 reports late

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

Period endingParameterReportedLimitOver by
December 2025Nitrogen, ammonia total [as N], daily maximum7.68 mg/L≤ 7.5 mg/L2%
December 2025Nitrogen, ammonia total [as N], monthly average7.68 mg/L≤ 5 mg/L54%
March 2026Nitrogen, ammonia total [as N], daily maximum19.3 mg/L≤ 7.5 mg/L157%
March 2026Nitrogen, ammonia total [as N], monthly average13.05 mg/L≤ 5 mg/L161%
June 2026Nitrogen, ammonia total [as N], daily maximum14 mg/L≤ 3 mg/L367%
June 2026Nitrogen, ammonia total [as N], monthly average14 mg/L≤ 2 mg/L600%

Limits in force (17)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 7 mg/Lall year
pHminimum≥ 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
Oil & Greasemonthly averagereport only (mg/L)all year
Oil & Greasedaily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 3 mg/LMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 7.5 mg/LJan, Feb, Mar, Apr, Nov, Dec
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
E. coli30-day geometric mean≤ 130 #/100mLall year
E. coli7-day geometric mean≤ 240 #/100mLall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 15 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 22.5 mg/Lall year

How strict are these limits?

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

Same industry: the 124 Educational Services permits in Kentucky.

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/KY0075418 · MCP: https://passage-data.com/mcp