HERITAGE RANCH CSD WWTP
NPDES ID: CA0048941
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
April 30, 2026
BOD, 5-day, 20 deg. C
51% over limit
Discharged 68 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
October 31, 2025
BOD, 5-day, 20 deg. C
13% over limit
Discharged 51 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
July 31, 2025
BOD, 5-day, 20 deg. C
9% over limit
Discharged 49 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
February 28, 2025
Solids, total suspended
20% over limit
Discharged 54 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
January 31, 2025
Nitrogen, nitrate total [as N]
104% over limit
Discharged 34.6 mg/L against a permitted limit of 17 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2024
BOD, 5-day, 20 deg. C
13% over limit
Discharged 51 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
November 30, 2024
Coliform, total general
43% over limit
Discharged 33 MPN/100mL against a permitted limit of 23 MPN/100mL (7 DA MED)
DMR, Limited - Numeric Violation
October 31, 2024
Coliform, total general
Limit violation
Discharged 1600 MPN/100mL against a permitted limit of 2400 MPN/100mL (INST MAX)
DMR, Limited - Numeric Violation
September 30, 2024
Coliform, total general
Limit violation
Discharged 1600 MPN/100mL against a permitted limit of 2400 MPN/100mL (INST MAX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)