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Port Leyden (V)

Sewage treatment plant, Port Leyden, New York. NPDES permit NY0030341, in force until Apr 30, 2029. Last 12 months: over a limit 29 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (23 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
19 values over a limit, 0 required values missing, 0 of 12 reports late

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

All 29 values over a limit
Period endingParameterReportedLimitOver by
October 2025Coliform, fecal general, 30-day geometric mean> 2419.6 #/100mL≤ 200 #/100mL—
October 2025Coliform, fecal general, 7-day geometric mean> 2419.6 #/100mL≤ 400 #/100mL—
December 2025BOD, 5-day, 20 deg. C, 7-day average70 lb/d≤ 28 lb/d150%
December 2025BOD, 5-day, 20 deg. C, 7-day average70 mg/L≤ 45 mg/L56%
December 2025BOD, 5-day, 20 deg. C, monthly average70 lb/d≤ 19 lb/d268%
December 2025BOD, 5-day, 20 deg. C, monthly average70 mg/L≤ 30 mg/L133%
December 2025BOD, 5-day, percent removal, monthly average minimum65 %≥ 85 %133%
December 2025Solids, total suspended, monthly average23 lb/d≤ 19 lb/d21%
January 2026BOD, 5-day, 20 deg. C, 7-day average48 lb/d≤ 28 lb/d71%
January 2026BOD, 5-day, 20 deg. C, 7-day average48 mg/L≤ 45 mg/L7%
January 2026BOD, 5-day, 20 deg. C, monthly average48 lb/d≤ 19 lb/d153%
January 2026BOD, 5-day, 20 deg. C, monthly average48 mg/L≤ 30 mg/L60%
February 2026BOD, 5-day, 20 deg. C, 7-day average44 lb/d≤ 28 lb/d57%
February 2026BOD, 5-day, 20 deg. C, monthly average44 lb/d≤ 19 lb/d132%
February 2026BOD, 5-day, 20 deg. C, monthly average44 mg/L≤ 30 mg/L47%
February 2026BOD, 5-day, percent removal, monthly average minimum74.1 %≥ 85 %73%
February 2026Solids, suspended percent removal, monthly average minimum82.7 %≥ 85 %15%
March 2026Flow, in conduit or thru treatment plant, monthly average.112 MGD≤ .075 MGD49%
March 2026Solids, suspended percent removal, monthly average minimum80.5 %≥ 85 %30%
April 2026Flow, in conduit or thru treatment plant, monthly average.091 MGD≤ .075 MGD21%
April 2026Solids, suspended percent removal, monthly average minimum80.5 %≥ 85 %30%
May 2026BOD, 5-day, percent removal, monthly average minimum84.2 %≥ 85 %5%
May 2026Coliform, fecal general, 30-day geometric mean579.4 #/100mL≤ 200 #/100mL190%
May 2026Coliform, fecal general, 7-day geometric mean579.4 #/100mL≤ 400 #/100mL45%
May 2026Flow, in conduit or thru treatment plant, monthly average.08013 MGD≤ .075 MGD7%
July 2026BOD, 5-day, 20 deg. C, monthly average25 lb/d≤ 19 lb/d32%
August 2026BOD, 5-day, 20 deg. C, monthly average27 lb/d≤ 19 lb/d42%
August 2026Coliform, fecal general, 30-day geometric mean> 2419.6 #/100mL≤ 200 #/100mL—
August 2026Coliform, fecal general, 7-day geometric mean> 2419.6 #/100mL≤ 400 #/100mL—

Limits in force (23)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. C7-day average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 19 lb/dall year
BOD, 5-day, 20 deg. C7-day average≤ 28 lb/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspended7-day average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 19 lb/dall year
Solids, total suspended7-day average≤ 28 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
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ .075 MGDall year
Chlorine, total residualdaily maximum≤ 2 mg/LMay–Oct
Coliform, fecal general30-day geometric mean≤ 200 #/100mLMay–Oct
Coliform, fecal general7-day geometric mean≤ 400 #/100mLMay–Oct
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year

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/NY0030341 · MCP: https://passage-data.com/mcp