NATIONAL RADIO OBSERVATORY
NPDES ID: WVG550734
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: 3 effluent violations.
Violations
June 30, 2026
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (INST MAX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2026
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (INST MAX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 2e-7 mg/L against a permitted limit of 0 mg/L (INST MAX)
DMR, Limited - Numeric Violation
September 30, 2025
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (INST MAX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (INST MAX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (INST MAX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2024
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (INST MAX)
DMR, Limited - Numeric Violation
September 30, 2024
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (INST MAX)
DMR, Limited - Numeric Violation
Chlorine, total residual
Limit violation
Discharged 1e-7 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)