MONTCALM APARTMENTS
NPDES ID: NY0093670
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: 1 single-event violation.
Violations
March 31, 2026
Nitrogen, nitrate total [as N]
105% over limit
Discharged 41 mg/L against a permitted limit of 20 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, nitrate total [as N]
55% over limit
Discharged 31 mg/L against a permitted limit of 20 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
January 31, 2026
pH
0% over limit
Discharged 6.13 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Numeric Violation
Nitrogen, nitrate total [as N]
5% over limit
Discharged 21 mg/L against a permitted limit of 20 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2025
Nitrogen, nitrate total [as N]
25% over limit
Discharged 25 mg/L against a permitted limit of 20 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2025
Nitrogen, nitrate total [as N]
25% over limit
Discharged 25 mg/L against a permitted limit of 20 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.3 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Numeric Violation
September 30, 2025
Solids, settleable
0% over limit
Discharged 0.0001 mg/L against a permitted limit of 0.0001 mg/L (DAILY MX)
DMR, Limited - Overdue
Nitrogen, nitrate total [as N]
20% over limit
Discharged 24 mg/L against a permitted limit of 20 mg/L (DAILY MX)
DMR, Limited - Overdue
Nitrogen, nitrate total [as N]
20% over limit
Discharged 24 mg/L against a permitted limit of 20 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
0% over limit
Discharged 1 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 6.31 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Overdue
pH
0% over limit
Discharged 6.31 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
0% over limit
Discharged 3 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.024785 MGD against a permitted limit of 0.048 MGD (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 7.86 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
0% over limit
Discharged 3 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 1 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Overdue
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)