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KY DMA Bluegrass Station Division

Federal facility (National Security), Lexington, Kentucky. NPDES permit KY0020699, in force until Nov 30, 2027. Last 12 months: over a limit 2 times (last August 2026), 7 of 34 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form 1 monthly (13 values), outfall 003 form 1 monthly (8 values), outfall 004 form 1 monthly (8 values), outfall 001 form 4 yearly
Renewal application due
Jun 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 6 of 37 reports late

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

Period endingParameterReportedLimitOver by
October 2025E. coli, 7-day geometric mean524 #/100mL≤ 240 #/100mL118%
August 2026Nitrogen, ammonia total [as N], maximum monthly average3 mg/L≤ 2 mg/L50%

Limits in force (33)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 7 mg/Lall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmaximum monthly average≤ 30 mg/Lall year001
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year001
Oil & Greasemaximum monthly averagereport only (mg/L)all year001
Oil & Greasedaily maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]maximum monthly average≤ 2 mg/LMay–Oct001
Nitrogen, ammonia total [as N]maximum monthly average≤ 5 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 3 mg/LMay–Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 7.5 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Flow, in conduit or thru treatment plantmaximum monthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
E. coli30-day geometric mean≤ 130 #/100mLall year001
E. coli7-day geometric mean≤ 240 #/100mLall year001
BOD, carbonaceous [5 day, 20 C]maximum monthly average≤ 10 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 15 mg/Lall year001
pHminimum≥ 6 SUall year003
pHmaximum≤ 9 SUall year003
Solids, total suspendedmonthly averagereport only (mg/L)all year003
Solids, total suspendeddaily maximumreport only (mg/L)all year003
Oil & Greasemonthly average≤ 10 mg/Lall year003
Oil & Greasedaily maximum≤ 15 mg/Lall year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
pHminimum≥ 6 SUall year004
pHmaximum≤ 9 SUall year004
Solids, total suspendedmonthly averagereport only (mg/L)all year004
Solids, total suspendeddaily maximumreport only (mg/L)all year004
Oil & Greasemonthly average≤ 10 mg/Lall year004
Oil & Greasedaily maximum≤ 15 mg/Lall year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004

How strict are these limits?

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

Same industry: the 5 National Security and International Affairs 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/KY0020699 · MCP: https://passage-data.com/mcp