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Town of Randolph

Sewage treatment plant, Randolph, Vermont. NPDES permit VT0100285 expired Sep 30, 2020; its limits still apply. Last 12 months: over a limit 2 times (last May 2026), 124 required values missing, 10 of 11 reports late. 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
0 values over a limit, 54 required values missing, 8 of 12 reports late

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

Period endingParameterReportedLimitOver by
May 2026Solids, suspended percent removal, monthly minimum62.26≥ 85 %152%
May 2026Solids, suspended percent removal, monthly minimum62.26≥ 85 %152%

Limits in force (19)

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≤ 80 lb/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 120 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≤ 80 lb/dall year
Solids, total suspendedweekly average≤ 120 lb/dall year
Solids, settleableinstantaneous maximum≤ 1 mL/Lall year
Nitrogen, total [as N]annual average≤ 32 lb/dDec
E. coli, thermotol, MF, MTECinstantaneous maximum≤ 77 #/100mLApr–Oct
Flow, in conduit or thru treatment plantmonthly average≤ .4 MGDall year
Chlorine, total residualinstantaneous maximum≤ .1 mg/Lall year
BOD, 5-day, 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/VT0100285 · MCP: https://passage-data.com/mcp