FREEMASON WTP
NPDES ID: NC0007552
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: 2 effluent violations.
Violations
June 30, 2026
Chlorine, total residual
353% over limit
Discharged 0.077 mg/L against a permitted limit of 0.017 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2026
Chlorine, total residual
200% over limit
Discharged 0.051 mg/L against a permitted limit of 0.017 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
January 31, 2026
Chloride [as Cl]
87% over limit
Discharged 429 mg/L against a permitted limit of 230 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Chloride [as Cl]
87% over limit
Discharged 429 mg/L against a permitted limit of 230 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Chlorine, total residual
235% over limit
Discharged 0.057 mg/L against a permitted limit of 0.017 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2025
Chloride [as Cl]
118% over limit
Discharged 502 mg/L against a permitted limit of 230 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (5 months ago)
Last confirmed
September 15, 2026 (5 days ago)