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Home My WebLink About06.a.General Manager Written AnnouncementsPage 1 of 4 Item 6.a. LICENTRAL SAN August 3, 2023 FROM: ROGER S. BAILEY, GENERAL MANAGER SUBJECT: ANNOUNCEMENTS -AUGUST 3, 2023 Attached are the announcements for the above meeting. ATTACHMENTS: 1. General Manager Written Announcements 2. Central San June 2023 Energy Usage August 3, 2023 Regular Board Meeting Agenda Packet - Page 47 of 64 Page 2 of 4 Attachment 1 Board Meeting of August 3, 2023 General Manager Written Announcements OUT OF STATE TRAVEL 1) Staff to travel to Tacoma, Washington to attend the 2023 Green Transportation Summit and Expo (GTSE) and Great Western Carbon Conference. The Green Transportation Summit & Expo is an event that encourages collaboration and innovation through networking, information sessions, and workshops. Attendees will be provided with access to resources and more opportunities to connect with thought leaders in the advancement of green transportation. Regulatory Compliance Senior Engineer Rita Cheng and Resource Recovery Program Manager Melody LaBella will attend the conference August 22-24, 2023. The conference cost is included in the FY 2023-24 budget for Training/Conferences. ENERGY CONSUMPTION 2) Second Quarter Update on Central San's Energy Usage Central San actively tracks greenhouse (GHG) emissions to optimize the use of energy at its facilities in the most cost-effective and environmentally responsible manner. The attached energy dashboard, labeled Attachment 2, contains a breakdown of Central San's energy usage for the month of June 2023 along with a comparison of the energy used during the second quarter of the calendar year. The chart shows the cost breakdown of Pacific Gas and Electric (PG&E) and Marin Clean Energy (MCE) electricity. PROJECT UPDATES 3) Project Bidding of Martinez Urgent Force Main Replacement, District Prosect 100066 The Martinez Urgent Force Main Replacement, District Project 100066, will replace approximately 1,400 linear feet (LF) of 20 -inch sewage force mains, including aerial crossings and connections to existing structures in Martinez, CA adjacent to the Union Pacific Railroad and within the Martinez Refining Company's property (formerly Shell). August 3, 2023 Regular Board Meeting Agenda Packet - Page 48 of 64 Page 3 of 4 Written Announcements August 3, 2023 Page 2 of 2 Due to the complexity of the project, Staff issued a Request for Statements of Pre - Qualifications and five (5) contractors have been approved to perform the urgent work. This Project was advertised on August 2 and August 9, and the bid opening is scheduled on August 16, 2023. The Engineer's estimate for construction is $2.5 million. More information will be presented when the Board is asked to consider the award of the construction contract on September 7, 2023. August 3, 2023 Regular Board Meeting Agenda Packet - Page 49 of 64 Attachment 2 CCCSD June 2023 Energy Usage Monthly Total Energy Cost: $660,045 HHWCF (Gas and Treatment Plant $612 /MG Treated Electricity), $43, 90% of Total $ POD Reserv. &Serv. HHWCF (Solar), Charges (PG&E), 2 048 kWh /MG (Gas and $1,074,0% $32,062,5% , /MG Treated Electricity), $1,791, 0% Operating Cost of CCCSD by Month $800,000 $700,000 $600,000 $500,000 $400,000 $300,000 $200,000 $100,000 $0 Mar -23 Apr -23 PG&E Charges ■ MCE Demand Charge POD Landfill Gas ■ POD Natural Gas TP Electricity by Source in kWh 30 25 20 3 15 c 0 10 5 0 TP Electricity Source in kWh 3,000 2,500 3 2,000 May -23 Jun -23 ■ POD Reserv. & Serv. Charges ■ Other Energy Charges ■ Natural Gas Delivery 2019 2020 2021 2022 2023 Year ■ Cogen ■ Standby Power PG&E 500 0 Mar -23 Apr -23 May -23 ■ Cogen ■ Standby Power PG&E TP MMBTU of Gas Consumed 600 500 � 400 ° 300 v c o' 200 s r 100 0 Martinez, $3,992, 7% TP MMBTU of Gas Consumed 50 45 40 m 35 � 30 c 25 3 t 20 15 10 5 0 Jun -23 Mar -23 2019 2020 2021 2022 2023 Year ■ Natural Gas ■ Landfill Gas Apr -23 May -23 Jun -23 ■ Natural Gas ■ Landfill Gas TP Energy by Source in kWh 120 100 80 z Y 60 c O ? 40 20 0 2019 2020 2021 2022 2023 Year ■ Aux Boilers WHB Steam ■ Cogen Steam ■ Cogen Electrical ■ Standby Power ■ PG&E This month CCCSD produced and purchased electricity at an average rate of $0,2343 /kWh (including maintenance) Anthropogenic GHG Compared to $0,2900 /kWh if exclusively from PG&E Emissions CSO Faculty MT CO2e 25000 1% of Total $ 20000 CSO Solar, ° $6,840,84% POD Demand Charge ( VICE), CSO Electricity, $69,018, 1z% $39,1% �a p Gggf,37r of 4 �CSc CSO Vehicle , 10% Bay Electricity, CSO Vehicle POD Electricity $373,5% Bay Gas, $15, Import (MCE), 0% $44,859,8% Pump Stations San Ramon, $16,731, 9% of Total $ Moraga, $5,771, 30% PG&E Charges 10% (trans. + dist. + etc. minus Reserv. & Orinda Crossroads, Serv. Charges), $13,719, 25% $105,604, 18% Do Natural Gas 12 Other Pump Stations, $2,126,4% r Concord Industrial, - $1,755,3% /\ POD Landfill Gas, Fairview Lift Station, J `Lower Orinda, $44,657,7% $2,294,4% Maltby, $2,358, 4% $7,060,13% Operating Cost of CCCSD by Month $800,000 $700,000 $600,000 $500,000 $400,000 $300,000 $200,000 $100,000 $0 Mar -23 Apr -23 PG&E Charges ■ MCE Demand Charge POD Landfill Gas ■ POD Natural Gas TP Electricity by Source in kWh 30 25 20 3 15 c 0 10 5 0 TP Electricity Source in kWh 3,000 2,500 3 2,000 May -23 Jun -23 ■ POD Reserv. & Serv. Charges ■ Other Energy Charges ■ Natural Gas Delivery 2019 2020 2021 2022 2023 Year ■ Cogen ■ Standby Power PG&E 500 0 Mar -23 Apr -23 May -23 ■ Cogen ■ Standby Power PG&E TP MMBTU of Gas Consumed 600 500 � 400 ° 300 v c o' 200 s r 100 0 Martinez, $3,992, 7% TP MMBTU of Gas Consumed 50 45 40 m 35 � 30 c 25 3 t 20 15 10 5 0 Jun -23 Mar -23 2019 2020 2021 2022 2023 Year ■ Natural Gas ■ Landfill Gas Apr -23 May -23 Jun -23 ■ Natural Gas ■ Landfill Gas TP Energy by Source in kWh 120 100 80 z Y 60 c O ? 40 20 0 2019 2020 2021 2022 2023 Year ■ Aux Boilers WHB Steam ■ Cogen Steam ■ Cogen Electrical ■ Standby Power ■ PG&E This month CCCSD produced and purchased electricity at an average rate of $0,2343 /kWh (including maintenance) Anthropogenic GHG Compared to $0,2900 /kWh if exclusively from PG&E Renewable Energy Profile Total Non -Renewable 34,804 MMBtu 72% Landfill Gas 7,443 MMBtu 16% Generation breaks even with PG&E at $155.03 /MMBTU Recovered Waste Heat 4,866 MMBtu 10% Solar 117 MMBtu eq. 0.24 MCE Renewables 816 MMBtu eq. 1.70% Natural gas was purchased at a rate of $6.23 /MMBTU Natural gas transmission cost $2.70 /MMBTU CCCSD produces steam at an average rate of $0.0046 /Ib steam August 3, 2023 Regular Board Meeting Agenda Packet - Page 50 of 64 Emissions MT CO2e 25000 20000 15000 ° 11,901 N Ou 10000 5000 0 Renewable Energy Profile Total Non -Renewable 34,804 MMBtu 72% Landfill Gas 7,443 MMBtu 16% Generation breaks even with PG&E at $155.03 /MMBTU Recovered Waste Heat 4,866 MMBtu 10% Solar 117 MMBtu eq. 0.24 MCE Renewables 816 MMBtu eq. 1.70% Natural gas was purchased at a rate of $6.23 /MMBTU Natural gas transmission cost $2.70 /MMBTU CCCSD produces steam at an average rate of $0.0046 /Ib steam August 3, 2023 Regular Board Meeting Agenda Packet - Page 50 of 64