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Towns of Troy and Jay

Sewage treatment plant, Troy, Vermont. NPDES permit VT0101168 expired Jun 30, 2023; its limits still apply. Last 12 months: over a limit 3 times (last June 2026), 18 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (18 values)
Last report on file
July 2026
Oct 2024 – Sep 2025
4 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
May 2026Solids, suspended percent removal, monthly minimum42.6≥ 85 %283%
May 2026Solids, total suspended, monthly average31≤ 30 mg/L3%
June 2026Solids, suspended percent removal, monthly minimum55.6≥ 85 %196%

Limits in force (20)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 50 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 50 lb/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 75 lb/dall year
pHminimum≥ 6.5 SUall year
pHmaximum≤ 8.5 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendeddaily maximum≤ 50 mg/Lall year
Solids, total suspendedmonthly average≤ 50 lb/dall year
Solids, total suspendedweekly average≤ 75 lb/dall year
Solids, settleableinstantaneous maximum≤ 1 mL/Lall year
Phosphorus, total [as P]monthly average≤ .8 mg/Lall year
Phosphorus, total [as P]monthly average≤ 1.33 lb/dall year
Phosphorus, total [as P]annual total≤ 487 lb/yrDec
E. coli, thermotol, MF, MTECinstantaneous maximum≤ 77 #/100mLall year
Flow, in conduit or thru treatment plantannual average≤ .4 MGDDec
BOD, carb-5 day, 20 deg C, percent removalmonthly minimum≥ 85 %all year
Solids, suspended percent removalmonthly minimum≥ 85 %all year

How strict are these limits?

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

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/VT0101168 · MCP: https://passage-data.com/mcp