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HomeMy WebLinkAbout2022 - Port Burwell Wastewater Treatment Plant February 21, 2023 District Manager Ministry of the Environment 733 Exeter Rd. London, ON N6E 1L3 Re: Annual Reporting as per section #11 of ECA #0112 – B6VQV8 and ECA# 2248- B2RRXN for the Port Burwell Wastewater Treatment plant. Dear: Sir/Madam The following is a summary of the year 2022 operations for the Port Burwell Wastewater Treatment Plant, owned and operated by the Municipality of Bayham in accordance with the conditions set out in section #11 (3) of the above said ECA`s. a. A summary and interpretation of all influent and imported sewage monitoring data, and a review of the historical trend of the sewage characteristics and flow rates; - the 2022 annual compliance summary spreadsheet details the influent characteristics as well as flows, 2020 – 2022 compliance spreadsheets attached for trending information b. A summary and interpretation of all final effluent monitoring data, including concentration, flow rates, loading comparison to the design objectives and compliance limits in this approval, including an overview of the success and adequacy of the works; - as above – the design rated capacity of 1060m3 was exceeded a total of 8 days during 2022. The dates and flows are a result of significant rain and or snow melt events as follows: February 17, 2022 – 1835 m3 February 22, 2022 – 1515 m3 February 18, 2022 – 1095 m3 February 23, 2022 – 1339 m3 February 19, 2022 – 1176m3 March 24, 2022 – 1318 m3 March 26, 2022 – 1081 m3 May 4, 2022 – 1132 m3 c. A summary of any deviation from the monitoring schedule and reasons for the current reporting year and a schedule for the next reporting year; - no deviations were encountered with the 2022 sampling schedule d. A summary of all operating issues encountered and corrective actions taken; - no operating issues encountered during 2022. e. A summary of all normal and emergency repairs and maintenance activities carried out on major structure, equipment, apparatus or mechanism forming part of the works; - preventative and predictive maintenance completed throughout the year consisted of pumps, blowers, valves, influent works equipment, flow meters, electrical, SCADA, generators … Wastewater Annual Maintenance Summary report attached. Capital works included the replacement of UV components and manhole rehabilitation within the Eden collection system f. A summary of any effluent quality assurance or control measures undertaken; - results of in-house lab work is utilized as a quality control measure along with process optimization g. A summary of all the calibration and maintenance carried out all influent, imported sewage and final effluent monitoring equipment to ensure that the accuracy is within the tolerance of that equipment as required in this approval or recommended by the manufacturer; - annual flow meter calibration reports attached confirm that flow measuring devices are within manufactures specifications. h. A summary of efforts made to achieve the design objectives in this approval, including an assessment of the issues and recommendations for pro-active actions if any are required under the following situations; - when any of the design objectives is not achieved more than 50% of the time in a year, or there is an increasing trend in deterioration of final effluent quality, and or when the annual average daily influent flow reaches 80% of the rated capacity; - the 2020-2022 annual compliance spreadsheets are attached for confirmation and objective compliance trending i. A tabulation of the volume of sludge generated, an outline of anticipated volumes to be generated in the next reporting period and a summary of the locations to where the sludge was disposed; - sludge application/metals analysis spreadsheets attached – no significant increase in volumes are anticipated for 2023. j. A summary of any complaints received and any steps taken to address the complaints; - odours specific to pump stations/force mains resulted in an increase of Bioxide at PS#s 1,5,and 6 to rectify the concerns k. A summary of all bypasses, overflows, other situations outside normal operating conditions and spills within the meaning of part x of EPA and abnormal discharge events; - none to report in 2022 l. A summary of all notice of modifications to sewage works completed under paragraph 1.d of condition 10, including a report of status of implementation of all modifications – none to report in 2022 m. A summary of efforts made to achieve conformance with procedure F-5-1 including but not limited to projects undertaken and completed in the sanitary sewer system that result in overall bypass/overflow elimination including expenditures and proposed projects to eliminate bypass/overflows with estimated budget forecast for the year following that for which the report is submitted; - ongoing flood preparedness efforts to mitigate flood water from entering the sanitary collection system include gasketing of sanitary manholes in low lying flood prone areas as well as sand bagging manholes when and where applicable. n. Any changes or updates to the schedule for the completion of construction and commissioning operations of processes/equipment groups in the proposed works; - not applicable for 2022. Please do not hesitate to call me with any question or concerns at 519-874-4761. Sincerely, Ed Roloson, CMM III, CRS, ORO Manager of Capital Projects -Water/Wastewater Operations Municipality of Bayham 519-874-4761 eroloson@bayham.on.ca