TREASURE ISLAND WWTP
NPDES ID: CA0110116
U — Undetermined
EPA's own system couldn't determine this facility's compliance status.
Violations
February 28, 2025
Solids, suspended percent removal
40% over limit
Discharged 79 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
December 31, 2024
Solids, suspended percent removal
20% over limit
Discharged 82 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.568 MGD against a permitted limit of 0 MGD (DAILY AV)
DMR, Monitor Only - Overdue
Flow, total
0% over limit
Discharged 0.0000176 gal against a permitted limit of 0 gal (MO TOTAL)
DMR, Monitor Only - Overdue
August 31, 2024
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.044 mg/L (DAILY MX)
DMR, Limited - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0.015 mg/L (MO AVG)
DMR, Limited - Overdue
First flagged
April 14, 2026 (4 months ago)
Last confirmed
July 13, 2026 (1 month ago)