GENESEO (V) STP
NPDES ID: NY0030635
X — SNC: Effluent violation (non-monthly average limit)
The facility discharged more of a pollutant than its permit allows, measured over a period other than a monthly average.
This quarter: 4 effluent violations, 3 reporting violations.
Violations
June 30, 2026
Mercury, total [as Hg]
268% over limit
Discharged 0.0000588 mg/L against a permitted limit of 0.000016 mg/L (ROLL AVG)
DMR, Limited - Numeric Violation
Mercury, total [as Hg]
300% over limit
Discharged 0.0002 mg/L against a permitted limit of 0.00005 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
May 31, 2026
Solids, total dissolved
0% over limit
Discharged 0 mg/L against a permitted limit of 2400 mg/L (DAILY MX)
DMR, Limited - Overdue
Nitrogen, nitrite total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Nitrogen, nitrite total [as N]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (DAILY MX)
DMR, Monitor Only - Overdue
Mercury, total [as Hg]
47% over limit
Discharged 0.0000235 mg/L against a permitted limit of 0.000016 mg/L (ROLL AVG)
DMR, Limited - Numeric Violation
April 30, 2026
Flow, in conduit or thru treatment plant
3% over limit
Discharged 1.54 MGD against a permitted limit of 1.5 MGD (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
BOD, 5-day, percent removal
13% over limit
Discharged 83 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
1% over limit
Discharged 1.52 MGD against a permitted limit of 1.5 MGD (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Coliform, fecal general
505% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 400 MPN/100mL (7 DA AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
148% over limit
Discharged 496.8 MPN/100mL against a permitted limit of 200 MPN/100mL (30DA GEO)
DMR, Limited - Numeric Violation
October 31, 2024
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY AV)
DMR, Monitor Only - Overdue
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 16, 2026 (2 hours ago)