HomeMy WebLinkAboutItem 7 PPP Operations Committee 3-1-17 - Collections_Ops_Maint Lai
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Orange CountySanitation District
Operations & Maintenance
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OCSD Service Area I Or
396 miles of sewers C
471 square miles La ilaira
185 million gallons per day
2.6 million population
15 O pump stations
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2 n treatment facilities La Pa[rrra
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Reclamation r ,
Plant No. 1
Ocean O n Treatment •
Ocean
Plant No. 2 ��,
Wastewater Collection System
� Private
Lateral
II Manhole
city OCWD
Manhole - I y GWRS
Local Sewer
F _ � Ocean
CSD OutfalI .
Treatment
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OCSD / Plants -�-
Regional Trunkline
Collections System
Asset Replacement Value = $3 . 0513
iq I F, -�l
Pipes & MHs 90%
Pipes & Manholes Structures 9%
90% Mechanical 1
$2 . 753 Billion 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
A Yorba Linda Spur
HAR;A � Ferrous Chloride
Odor Control Station
�:W ! (Siphon Treatment)
Hager-Pacific +
r
Buena Park
:ILERTON Bio Scrubber�-
Ferrous Chloride
ICORONA
LrN BUENA • -
PAI ANANEI61
Y ► .ter Ferrous Chloride —
f = Garden Grove Tiffany Used in Gravity Trunks
CYPRESSVILLA
m Calciu Nitrate 'T FA""
i
Seal Beach PS - ORANGE Magnesium Hydroxide —
Magnesium Hydroxide '� _ Used in Force Mains
Midway City SD 1, p
•� Knott11 T Ferrous Chloride_
SEAL
41 Calcium Nitrate
BEACH 4 Used in Force Mains
SANTA
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ANA ISTIM Main Street (Backup) • Caustic (Sodium Hydroxide) —
UNTAIN -�- _ Magnesium Hydroxide Used for batch dosing
�a�EY
v Baker-Main
HUNTINGT = F I -
_ _ IRWD Michelson WWTP
�r Ferrous Chloride LAKE
COSTA • •l MES% FORREST
°
-- Bay Bridge PS
# ' Magnesium Hydroxide
&Calcium Nitrate LAGUNA
WOODS
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Al
Crystal Cove PS
_ Calcium Nitrate A
OCSD Odor Control Chemical Dosing Locations
Civil/Structural , Mechanical
Electrical & Instrumentational Assets
Civil Assets Include:
M .M Process Concrete,
Metallic Structures and
Piping
A
Maintenance Efforts
Corrective Planned Predictive
Maintenance Maintenance Maintenance
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—00NAXIMO ASSEi*�— �
MANAGEMENT �i..
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1111 I4
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Cleaning Methods
77'
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Waste Resource RecoveryFacility
INCOMING water water Primary water Secondary
Residential, Industrial Preliminary Y Y
and Commercial Treatments Treatment Treatment
a
r
Primary Sludge
water
Solids Secondary
Processing Sludge
GWRS or Ocean
Compost & Land
Application
Barscreen in Operation
(Mechanical System)
1 =
M
1 wno I I
1
! i "' yam:•
Secondary Treatment
trickling filter and aeration basins
n'
Secondary
AQml �
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it, _
loot
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10�01
Effectiveness of Water Treatment
Primary Secondary
Raw Sewage Treated Effluent Treated Effluent
Ann
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r
G'M
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N
Biosolids recycling and recovery process
Primary treatment Anaerobic digester
Secondary treatment
i --� Trickling filter
r
Primary sludge Secondary sludge
llp-
Aeration basins
++
O
Anaerobic Digester
Biosolids recycling and recovery process
Primary treatment Anaerobic digester
Secondary treatment
i --� Trickling filter
r
Primary sludge Secondary sludge
�\ Aeration basins
Dewatering operation
++
Biosolids truck
loading station O—=
Land application, compost, and landfill
DewateringOperation
E
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i
I t.
Methane Gas Recovery Process
r ,
Central generation facility Hot Water Boiler
High pressure digester -
gas waste flare station
lot
♦ ♦
♦ ♦ ♦ ♦ ♦
♦ ♦ ♦ ♦ Secondary Sludge
♦ ♦
Primary Sludge �=� .•.����:��.�
Central Engines
�-. ram_
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PA
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�► �I S I S �,f
f',
Odor Control Clean Air Foul air Clean Air
Scrubbers
Chemical •Chemical
Pre-Treatment •Physical
•Biological
A
r 71
Foul Air Foul Air
ED pp,hi F
O 000 [Headworks
Primary Secondary Solids
Treatment Treatment Processing
c�
C�
Solids Storage
Collections & Disposal EHI
00
1
2015=16 Operating Expenses 48 Million
Effluent Disposal
2%
CenGe
6%
Odor Control
7%
Secondary
Treatment Solids Production
13% and hauling
53%
Primary 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
185 MG/day 130 MG/day
Questions ?