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Home My WebLink AboutPPP 10-01-14 Ops - Item 8 Water Treatment Operations Operations Committee October 1, 2014 Orange County Sanitation District Treatment Plant Operation Michael Berdis Operations Supervisor Orange County Sanitation District www.ocsd .com OCSD Service Area PF --71 572 miles of sewers 471 square miles ri-� 200 million gallons per day 2.6 million population 21 cities, 3 special districts 15 O lift stations 2 Gn treatment facilities ��IIIJ �111:A \ ��,- o F• anf�in fusliu V]ii_y Resource Recovery - Plant No. 1 Irvin- Pacific Ocean Treatment Plant No. 2 `�� Water Resource Recovery Facility INCOMING water Preliminary water Primary water Secondary Residential, Industrial rto. Treatment w10, Treatment v-40- Treatment and Commercial � t i - Primary Sludge Solids Processing 'Ilk' Secondary GWRS Sludge or Ocean Compost & Land i application Water resource recovery processes or water recycling INCOMING PRELIMINARY PRIMARY �)' SECONDARY R-11:erie:ri.InJu:Mimi _ Treatment Treatment Treatment .no Commer—il It Ina _ v ■ GWRS or Ocean Orange County Sanitation I for you. Secondary Treatment (Aerobic Biological Treatment) Aeration Tanks Trickling Filter ®�®r'r►♦ � - Trickling Filters Activated Sludge �� ='��'�• •: �• ` ,o**o Fixed media with microorganisms Free swimming microorganisms �+.� •i ••• ••• •• �i� Orange County Sanitation1 you. Barscreen in operation (Mechanical system) f _ r■ • Primary clarification process R , �r Primary effluent (water) applied to a trickling filter r - • • ' 1 1 II AL-10 IL-M I L-A IL-10 KOA M AwA Secondary Final Clarifier I , Orange County Sanitation 1 for you. ' � ..� '�^ 1 F� �� I . , 1 , , • ,:' P�� - Biosolids recycling and recovery process Primary treatment Anaerobic digester Secondary treatment i Trickling filter 'IM Primary sludge Secondary sludge Dewatering operation Aeration basins Biosolids truck loading station m Land application, compost, and landfill Orange County Sanitation District 1 1 Anaerobic digester �3 v 04/OB/2�012 10 3K3 Orange County Sanitation District We're here for you. Belt Filter Operation lop MEMO AO S mmmw F oapoo a eoe � i • • • • loading station 0 z. Orange County Sanitation District We're here for you. Methane gas recovery process rti , i A Hydrogen Fueling station High pres re digester Central ge ration facilit su gas waste flare station Secondary Sludge c� Primary Sludge Orange County Sanitation1 for you. Central generation engines y 4 �i Clean Air ODOR CONTROL Clean Air Foul air Foul air Scrubbers 9;1 Scrubbers bleach • caustic • bleach 27 t • H202 t Foul Air CEF:oul Air b Solids Primary Secondary Processing 00 Headworks Treatment Treatment Solids Storage Collections & Disposal �O Bio trickling filter scrubber Orange County Sanitation District We're here for you. Wastewater Treatment Facts : We collect and treat about 200 nri ion gallons of wastewater every day. The flow received is about 80%municipal and 20% industrial. Full secondary treatment was achieved in 2011 • Influent capacity PI = 280, P2 = 320- these are wet weather `�eale'events • Outfallpumping capacity (Long outfall 480 MUD, Short outfafl 240 MUD) Disinfection offinal effluent began in 2002 13 megawatts (NW of power generation - enough to power 20,000 houses with 23 NW of capacity at the central generation facilities. 750 average wet tons 422solids are processed every day Orange Levels of Service Target 2013/14 Results Thirty-day geometric mean of total coliform bacteria in effluent after initial J<=25 660 dilution of 250:1 m n Meet secondary treatment standards: Jan/13 BOD-T changed to BOD-C 5.2 m /LMeet seconds treatment standards: TSS m /L 6.6 Odor com laint res onse: Treatment Plants within 1 hour 100% 100% 100% Odor complaint response: Collections System within 1 working day Number of odor complaints: Reclamation Plant No. 1 - New target 70" 0 11 under"normal operating conditions" Number of odor complaints: Treatment Plant No. 2 - New target "0"under 0 25 "normal operating conditions" Cost permillion gallon $ 1,967 $ 1,934 Budgeted expended for FY2013-14 95-100% Orange County Sanitation I for you. 2014-15 Operating Budget 51 Million Preliminary Treatment 7% Primary Sedimentation 13% Solids production Secondary and hauling, Odor, Sedimentation and Utilities 60% 15% Effluent Disinfection and - Disposal 5% 0 and M Costs per Million Gall s - 718 • . 0 Ve're here for you, Future flows for GWRS Current Future phase 2 GWRS flows expansion Future ex ansion with GWRS Future influent flow at Future flows for plant 133 M G D 97 MGD plant one by end of 133 MGD one Current influent year flow at P-1 Current GWRS 96 MGD Phase 2 GWRS expansion 133 MGD Future expansion of 2OO MGD flow GWRS 103 MGD P-2 influent flow 67 MGD P-2 influent flow 67 MGD Current flow at P-2 Current outfall 128 MGD Outfall flow 92 MGD Outfall flow 25 MGD discharge MOWN Orange County Sanitation I for you. • Orange County Sanitation District We're here for you.