WATERTOWN (C) WPCP
NPDES ID: NY0025984
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: 5 effluent violations, 2 reporting violations.
Violations
April 30, 2026
Flow, in conduit or thru treatment plant
30% over limit
Discharged 10.3821 MGD against a permitted limit of 8 MGD (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
26% over limit
Discharged 1712.95560561 kg/d against a permitted limit of 1361.99998856 kg/d (7 DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
16% over limit
Discharged 1055.65895113 kg/d against a permitted limit of 907.99999237 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
18% over limit
Discharged 1610.23810647 kg/d against a permitted limit of 1361.99998856 kg/d (7 DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
9% over limit
Discharged 985.37521172 kg/d against a permitted limit of 907.99999237 kg/d (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
BOD, 5-day, 20 deg. C
78% over limit
Discharged 2425.68111962 kg/d against a permitted limit of 1361.99998856 kg/d (7 DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
50% over limit
Discharged 1363.99758854 kg/d against a permitted limit of 907.99999237 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
106% over limit
Discharged 2799.83613647 kg/d against a permitted limit of 1361.99998856 kg/d (7 DA AVG)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
42% over limit
Discharged 11.3271 MGD against a permitted limit of 8 MGD (MO AVG)
DMR, Limited - Numeric Violation
Solids, settleable
0% over limit
Discharged 0.0001 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Solids, settleable
0% over limit
Discharged 0.0001 mg/L against a permitted limit of 0.0003 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
53% over limit
Discharged 1388.05504834 kg/d against a permitted limit of 907.99999237 kg/d (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Solids, total suspended
11% over limit
Discharged 1514.83908727 kg/d against a permitted limit of 1361.99998856 kg/d (7 DA AVG)
DMR, Limited - Numeric Violation
November 30, 2025
BOD, 5-day, 20 deg. C
15% over limit
Discharged 1568.57906682 kg/d against a permitted limit of 1361.99998856 kg/d (7 DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
42% over limit
Discharged 1927.40250381 kg/d against a permitted limit of 1361.99998856 kg/d (7 DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
7% over limit
Discharged 971.55091184 kg/d against a permitted limit of 907.99999237 kg/d (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Flow, in conduit or thru treatment plant
5% over limit
Discharged 8.3649 MGD against a permitted limit of 8 MGD (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
17% over limit
Discharged 1061.72439108 kg/d against a permitted limit of 907.99999237 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
24% over limit
Discharged 1689.7335058 kg/d against a permitted limit of 1361.99998856 kg/d (7 DA AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Flow, in conduit or thru treatment plant
8% over limit
Discharged 8.6177 MGD against a permitted limit of 8 MGD (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
41% over limit
Discharged 78.8 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Solids, total suspended
12% over limit
Discharged 1526.09828718 kg/d against a permitted limit of 1361.99998856 kg/d (7 DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
41% over limit
Discharged 78.8 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
July 31, 2024
Flow, in conduit or thru treatment plant
15% over limit
Discharged 9.1899 MGD against a permitted limit of 8 MGD (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)