BLACKS RUN SITE
NPDES ID: PA0218537
E — SNC: Effluent violation (monthly average limit)
The facility discharged more of a pollutant than its permit allows, based on a monthly average.
This quarter: 9 effluent violations, 22 reporting violations.
Violations
June 30, 2026
Zinc, total [as Zn]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Arsenic, total [as As]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Lead, total [as Pb]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Nickel, total [as Ni]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)
DMR, Limited - Overdue
Chromium, hexavalent [as Cr]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
First flagged
April 14, 2026 (5 months ago)
Last confirmed
September 15, 2026 (4 days ago)