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HomeMy WebLinkAbout97.Item 5 PPP Administration Committee 3-8-17_Collections_Ops_Maint.pdf �i 'iY1l. . ].ram' , ��•�:� � '+,I • ti Y ♦All Orange County Sanitation District Operations & Maintenanc OCSD Service Area 396 miles of sewers ri.y 471 square miles 185 million gallons per day 2.6 million population 15 O pump stations 2 S treatment facilities : ' I 7 alulilla!_r 'i�Jl t;llll �J� II Reclamation Plant No. 1 Pacific Ocean Treatment Plant No. 2 `ti\ Wastewater Collection System ® Private ■■ � Lateral �. u r■ Manhole ...... .. .. �• City OCWD Ma nhole y GWRS Local Sewer Ocean Outfall reatment OCSD Plants Regional Trunkline Collections System Asset Replacement Value = $3 . 0513 Pipes Pipes & MHs 90% Structures 9% ' A All Mechanical 1 % .,,,,L ' illion Electrical <1 % ■ Instrumentation <1 % (2012 Dollars) Sewer Pipelines Owned and Operated by OCSD Regional trunklines Up to 10 ft diameter Orange County Sanitation District (OCSD) Pacific Quality Partners (PQP) Trunklines and Diversions Brea RV Storage Yorba Linda Spur Ferrous Chloride Odor Control Station it Hager-Pacific I (Siphon Treatment) 1 Buena Park Bio Scrubber Ferrous Chloride Po= FerrousChloride — 2 -" Garden Grove Tiffany Used in Gravity Trunks s Calcium Nitrate Seal Beach Ps Magnesium Hydroxide — Magnesium Hydroxide Midway City SD - Used in Force Mains t� Knott Ferrous Chloride i • � Calcium Nitrate — Il? Used in Force Mains Caustic (Sodium Hydroxide) — L Magnesium Hydroxide Street r oxide(Backup) Used for batch dosing `w Baker-Main v p' IRWD Michelson WWTP ®� I ' Ferrous CWN .oa•�. —_ Bay Bridge PS - Magnesium Hydroxide & Calcium Nitrate _ Crystal Cove PS A Calcium Nitrate N OCSD Odor Control Chemical Dosing Locations Civil/Structural , Mechanical Electrical & Instrumentational Assets Sp y Civil Assets Include: Process Concrete, ^ � I Metallic Structures and Piping fw in V 1 Maintenance Efforts Corrective Planned Predictive Maintenance Maintenance Maintenance � XIMOASSE{d- MGNAOEh T 1 r Collections Equipment Cleaning Methods ti Waste Resource Recovery Facility INCOMING water water Prima water Seconds Residential, Industrial Preliminary �Y �Y and Commercial Treatment MMM00 Treatment mmmm� Treatment ell 7.'ry dge water Solids Secondary Processing Sludge C - t . j" 6 GWRS or Ocean _ Compost & Land Application Barscreen in Operation (Mechanical System) i7 �- Primary Clarification • 1 � _� a Secondary Treatment trickling filter and aeration basins 1. M IN Secondary Final Clarifier _ r al -av% Effectiveness of Water Treatment Primary Secondary Raw Sewage Treated Effluent Treated Effluent 3 d'Y w x Biosolids recycling and recovery process Primary treatment Anaerobic digester Secondary treatment Trickling filter Primary sludge � Secondarysludge - Aeration basins Anaerobic Di • ' • v Biosolids recycling and recovery process Primary treatment Anaerobic digester Secondary treatment Tricklingfilter Primary sludg� Secondary sludge low - - - - Aeration basins Dewatering operation ` • ` • � � _ Biosolids truck loading station Land application, compost, and landfill Dewatering Operation ti _,_ , 1 i I o Methane Gas Recovery Process .� °Ilk Central generation facility Hot Water Boiler High pressure digester gas waste flare station 1 Secondary Sludge c Primary Sludge %. ���� .I'I•' Central Generation Engines i Odor Control Clean Air Foul air Clean Air Scrubbers Chemical *Chemical Pre-Treatment *Physical r *Biological —oul Air Foul Air O 21 O 000 Headworks Primary Secondary Solids Treatment Treatment Processing Solids Storage Collections & Disposal EQ� New i • TricklingFilter Scrubber 2015-16 Operating Expenses $48 Million Effluent Disposal 2% CenGe 6% dor Contr 7% Secondary Treatment Solids Production 13% and hauling 53% rimary Treatment 12% Preliminary Treatment 7% O&M Costs per Million Gallons $711 Future Flows for GWRS Current flows to GWRS Current GWRS Production Water 120 MG/day 93 MG/day Future Flows to GWRS Future GWRS Production Water up to 175 MG/day 130 MG/day Questions ?