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SAN J O A Q U I N Environmental Health Department Package Sewage Treatment Plant Inspection Report Facility Name: Facility Address: Date: STOCKTON VERDE MOBILE HOME PRK 4900 N HWY 99 , STOCKTON March 07, 2023 Observations and Corrective Actions Item# Remarks 1 OWTS 7.1 Engineered plans not submitted/approved. A new wastewater treatment system was installed without submitting engineered plan check to the EHD for approval. Plans shall be submitted and approved prior to placing the system online, please contact the EHD at 209-468-3420 concerning submittal requirements for a service request for a commercial engineered plan check. OWTS 7.1 Alternative treatment systems are standard systems with additional enhancements above the required minimum to augment the treatment capabilities of the system. For example, additional septic tank capacity, additional length of leach line, or the addition of organic material under the leach line. Engineered systems are nonstandard systems uniquely designed for a specific location or locations by a Registered Civil Engineer based on site specific information. Where engineered systems are required, complete design plans shall be submitted by a Registered Civil Engineer to the Director of Environmental Health for initial approval prior to beginning construction. The plans shall include the following: 7.1.1 A complete scaled plot plan of the area showing wells, structures, sanitary sewerage lines, water lines and total proposed land use. 7.1.2 Total capacity of the system in gallons and organic load. Design criteria shall include a reserve capacity to accommodate a surge flow or increase in the average daily flow. 7.1.3 Calculations showing ability of effluent to meet discharge standards as set by the Environmental Health Department. 7.1.4 The source of data and the data calculated to the existing system or any future expansion shall be shown on the plans. 7.1.5 The percolation rates of leach fields or seepage pits shall be calculated and figures shown on the plans.An expansion area equal in size to the original dispersal field shall be so designated on the plan to be utilized in the event of failure of the original dispersal field. 5 OWTS 7.12 Monthly monitoring/ADF not completed. No monthly records being maintained for ADF and peak flows. Note: Monthly records are reportedly maintained by Quality Service Inc. OWTS 7.12 Regular monitoring by a certified sewage plant operator is required. Analysis required may include Biochemical Oxygen Demands, Dissolved Oxygen and settable solids of plant influents and effluents and at such other points on stream as may be necessary. Average daily flows and peak flows after plant is in operation are to be determined by a reliable method. Copies of these analyses and operational records shall be furnished to the Director of Environmental Health and the Central Valley Regional Water Quality Control Board. 6 OWTS 7.3 Insufficient or inadequate mechanical or electrical equipment. The south sludge tank was taken off line due to a crack at the base. Note: this tank is not in operation and reportedly to remain offline. Repair/Replace tank and place back online. OWTS 7.3 Mechanical and electrical equipment shall be of such durable hardware,workmanship and installation as to insure against operational failure with normal maintenance. 7 OWTS 7.4 Area/fence not locked or secured. Observed damaged fencing along the south and east perimeter near the polishing ponds. Repair/Replace. OWTS 7.4 All installations shall be adequately protected against acts of vandalism or sabotage,which could result in a malfunction of the system. For package treatment plants, the entire system shall be fenced and a locked gate provided to protect against any unauthorized person gaining entrance into the area, which could lead to injury or loss of life. FA0002643 PR0420087 SC333 03/07/2023 EHD 42-06 Rev.04/07/2022 Page 2 of 3 Package Sewage Treatment Plant OIR 1868 E. Hazelton Avenue I Stockton, California 95205 1 T 209 468-3420 1 F 209 464-0138 1 www.sjgov.org/EHD