PRASA CIDRA WTP
NPDES ID: PR0022543
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: 1 effluent violation.
Violations
May 31, 2026
BOD, 5-day, 20 deg. C
6% over limit
Discharged 13.7 mg/L against a permitted limit of 12.97 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2025
BOD, 5-day, 20 deg. C
17% over limit
Discharged 15.2 mg/L against a permitted limit of 12.97 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2025
BOD, 5-day, 20 deg. C
208% over limit
Discharged 39.9 mg/L against a permitted limit of 12.97 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
September 30, 2025
BOD, 5-day, 20 deg. C
187% over limit
Discharged 37.2 mg/L against a permitted limit of 12.97 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2025
BOD, 5-day, 20 deg. C
100% over limit
Discharged 26 mg/L against a permitted limit of 12.97 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
September 30, 2024
BOD, 5-day, 20 deg. C
23% over limit
Discharged 16 mg/L against a permitted limit of 12.97 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (3 hours ago)