| 1147110 |
08/20/2025 |
SSOS |
Type: Category 1 Spill; Collection System Maintenance Failure (specify below),Siphon Failure caused 92504 gallons of sewage to spill from Manhole at 220 Oak Hill Rd. Paso Robles, CA. Manhole is about 250 feet east of address to Drainage Conveyance System that discharges to surface water,Drainage Conveyance System |
Other (specify below),Added Sewer to Preventive Maintenance Program,Adjusted Schedule/Method of Preventive Maintenance. Multiple corrective actions have been completed or are planned as follows:
Permanent removal of two stop blocks from the manhole to create redundancy in the siphon barrels (completed).
Construction of a new manhole ring and cover to allow easier access (completed).
Installation of remote level monitoring equipment with an automatic call-out feature that alerts wastewater staff if a high-water level is triggered inside the manhole (completed).
Addition of visual inspection of the upper siphon manhole to lift-station rounds, which occur on Mondays, Wednesdays, and Fridays (completed).
Collaboration with City staff to update the voicemail message on the City Hall line called by the reporting party. The new message will instruct callers to contact police dispatch to report sewer and water concerns so that the appropriate staff are notified as quickly as possible (goal: 11/1/2025).
Addition of siphon-barrel maintenance cleaning to the semiannual cleaning schedule (completed). |
Violation |
A |
SSO |
