NPDES ID: MAR05J027
E — SNC: Effluent violation (monthly average limit)
The facility discharged more of a pollutant than its permit allows, based on a monthly average.
Violations
February 28, 2026
Solids, total suspended
404% over limit
Discharged 136 mg/L against a permitted limit of 27 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
55% over limit
Discharged 136 mg/L against a permitted limit of 88 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2025
Solids, total suspended
1196% over limit
Discharged 350 mg/L against a permitted limit of 27 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Zinc, total [as Zn]
117% over limit
Discharged 0.434 mg/L against a permitted limit of 0.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
298% over limit
Discharged 350 mg/L against a permitted limit of 88 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Zinc, total [as Zn]
295% over limit
Discharged 0.434 mg/L against a permitted limit of 0.11 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Phenol
131% over limit
Discharged 0.06 mg/L against a permitted limit of 0.026 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia, total [as NH3]
49% over limit
Discharged 14.9 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia, total [as NH3]
204% over limit
Discharged 14.9 mg/L against a permitted limit of 4.9 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
505% over limit
Discharged 224 mg/L against a permitted limit of 37 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia, total [as NH3]
110% over limit
Discharged 21 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Phenol
208% over limit
Discharged 0.08 mg/L against a permitted limit of 0.026 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Phenol
300% over limit
Discharged 0.06 mg/L against a permitted limit of 0.015 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
60% over limit
Discharged 224 mg/L against a permitted limit of 140 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia, total [as NH3]
329% over limit
Discharged 21 mg/L against a permitted limit of 4.9 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
59% over limit
Discharged 43 mg/L against a permitted limit of 27 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Phenol
433% over limit
Discharged 0.08 mg/L against a permitted limit of 0.015 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
143% over limit
Discharged 90 mg/L against a permitted limit of 37 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Phenol
208% over limit
Discharged 0.08 mg/L against a permitted limit of 0.026 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia, total [as NH3]
110% over limit
Discharged 21 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
60% over limit
Discharged 224 mg/L against a permitted limit of 140 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Phenol
433% over limit
Discharged 0.08 mg/L against a permitted limit of 0.015 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia, total [as NH3]
329% over limit
Discharged 21 mg/L against a permitted limit of 4.9 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
505% over limit
Discharged 224 mg/L against a permitted limit of 37 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
February 28, 2025
Phenol
300% over limit
Discharged 0.06 mg/L against a permitted limit of 0.015 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
143% over limit
Discharged 90 mg/L against a permitted limit of 37 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia, total [as NH3]
49% over limit
Discharged 14.9 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Phenol
131% over limit
Discharged 0.06 mg/L against a permitted limit of 0.026 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia, total [as NH3]
204% over limit
Discharged 14.9 mg/L against a permitted limit of 4.9 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
August 31, 2024
BOD, 5-day, 20 deg. C
316% over limit
Discharged 154 mg/L against a permitted limit of 37 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
10% over limit
Discharged 154 mg/L against a permitted limit of 140 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia, total [as NH3]
692% over limit
Discharged 38.8 mg/L against a permitted limit of 4.9 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Zinc, total [as Zn]
27% over limit
Discharged 0.14 mg/L against a permitted limit of 0.11 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia, total [as NH3]
288% over limit
Discharged 38.8 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
41% over limit
Discharged 38 mg/L against a permitted limit of 27 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Phenol
131% over limit
Discharged 0.06 mg/L against a permitted limit of 0.026 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Phenol
300% over limit
Discharged 0.06 mg/L against a permitted limit of 0.015 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (25 days ago)