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Clifton Springs (V)

Sewage treatment plant, Clifton Springs, New York. NPDES permit NY0020311, in force until Feb 28, 2030. Last 12 months: over a limit 2 times (last May 2026), 1 of 15 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form M monthly (37 values), form Q quarterly (3 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 16 reports late

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

Period endingParameterReportedLimitOver by
February 2026Oxygen demand, ultimate, monthly average91.91 mg/L≤ 90 mg/L2%
May 2026Coliform, fecal general, 7-day geometric mean2420 #/100mL≤ 400 #/100mL505%

Limits in force (42)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
Oxygen demand, ultimatemonthly average≤ 90 mg/LJan, Feb, Mar, Apr, May, Nov, Dec
Oxygen demand, ultimatemonthly average≤ 80 mg/LJun–Oct
Oxygen demand, ultimatemonthly average≤ 375 lb/dJan, Feb, Mar, Apr, May, Nov, Dec
Oxygen demand, ultimatemonthly average≤ 334 lb/dJun–Oct
Oxygen, dissolved [DO]daily minimum≥ 5 mg/LJun–Oct
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
pHminimumreport only (SU)all year
pHmaximumreport only (SU)all year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspended7-day average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 125 lb/dall year
Solids, total suspended7-day average≤ 188 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedmonthly averagereport only (lb/d)all year
Solids, settleabledaily maximum≤ .3 mL/Lall year
Solids, settleabledaily maximumreport only (mL/L)all year
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year
Copper, total [as Cu]daily maximum≤ .38 lb/d (alert, not enforceable)all year
Nickel, total [as Ni]daily maximum≤ 10.8 lb/d (alert, not enforceable)all year
Zinc, total [as Zn]daily maximum≤ 3.5 lb/d (alert, not enforceable)all year
Nitrogen, ammonia, total [as NH3]daily maximumreport only (mg/L)all year
Nitrogen, ammonia, total [as NH3]daily maximumreport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ .5 MGDall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Chlorine, total residualmonthly averagereport only (ug/L)May–Oct
Chlorine, total residualdaily maximum≤ 30 ug/LMay–Oct
Chlorine, total residualmonthly averagereport only (lb/d)May–Oct
Chlorine, total residualdaily maximumreport only (lb/d)May–Oct
Coliform, fecal general30-day geometric mean≤ 200 #/100mLMay–Oct
Coliform, fecal general7-day geometric mean≤ 400 #/100mLMay–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 104 lb/dall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 167 lb/dall year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (lb/d)all year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year
Carbonaceous oxygen demand, % removalmonthly average minimum≥ 85 %all year

How strict are these limits?

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NY0020311 · MCP: https://passage-data.com/mcp