HomeMy WebLinkAboutOC San Virtual Tour 02-18-2021Orange County Sanitation District
Virtual
Tour
Our Mission
“To protect public health and the
environment by providing effective
wastewater collection, treatment,
and recycling.”
Page 2
388 miles of sewers
480 square miles
189 million gallons per day
2.6 million population
20 cities, 4 special districts
15 pump stations
2 treatment plants
Our Service Area
Page 3
Wastewater Collection System
City Local SewerManhole
PrivateLateral
OC SanRegional Trunkline
OceanOutfallOC SanTreatmentPlants
City Manhole
To Orange CountyWater District
Page 4
OC San Flow Management and SAWPA
Page 5
OC San Flow Management and SAWPA
Public acceptance of
water reuse must never
be taken for granted.
About 1.35 million
pounds of salt per day is
sent to the ocean rather
than the aquifer.
That’s 90 large dump
trucks of salt per day.
Page 6
Our
Facilities
Reclamation Plant No. 1
Fountain Valley
Treatment Plant No. 2
Huntington Beach
Page 7
Solids Removal During Treatment
Primary Treated Effluent SecondaryTreated EffluentRaw Sewage
Page 8
Lift and Pump Stations
Page 9
Wastehauler Station
Page 10
Metering and Diversion
Quick Facts:
•Approximately 10–12
hours for water to flow to
us from the most
northern cities in OC.
•Flow enters at about 2.5-
5 mph.
•We monitor the pH and
conductivity levels.
Page 11
How much wastewater comes from 2.6 million people each day?Enough water to fill Angel Stadium 2½ times!189 million gallons per day
Page 12
Odor Control –Air Scrubbers
Page 13
Bar Screens
Page 14
Grit
Chambers
The water travels to the
grit chambers where
smaller materials that passed through the bar screens are removed.
Page 15
Primary Clarifiers
Page 16
Trickling Filter
Page 17
Trickling Filter Clarifier
Page 18
Aeration Basins
Page 19
Final Secondary Clarifiers
Page 20
Solids Treatment
The primary and secondary
basins removed solids,
called sludge and
scum from wastewater.
OC San treats it in
Digesters.Page 21
Centrifuges
Page 22
Truckloading
Page 23
Biogas Heat and Electricity
Central PowerGeneration System
Page 24
Water Reclamation –Groundwater Replenishment System (GWRS)
Page 25
GWR System Flow Diagram
Backwash
OC San
Plant No. 1
Ultraviolet Light
Brine
OC San Ocean
Pipeline
Microfiltration ReverseOsmosis
GWRSPurified Water
(Hydrogen
Peroxide added)
OC SanEnhancedSource Control
Recharge Basins
Natural Soil
Filtration
SecondaryTreated Effluent
OC San
Page 26
Treatment Plant No.2 in Huntington Beach
Page 27
Ocean Outfall Pipeline
14¼ Huntington Beach Piers long
200 Feet Deep
= 16 story building
Ocean Outfall has 503 Portholes
Page 28
Ocean Monitoring on the Nerissa
Page 29
Ocean Monitoring Program
HuntingtonBeach
NewportBeach
PLANTNO. 1Bolsa ChicaState Beach
Crystal Cove
State Park
PLANTNO. 2
Water
Sand
OceanOutfallPipe
Sea Life
Page 30
Laboratory
Page 31
Questions
Page 32
For more information
Visit us at: OCSan.gov
Follow us: @OCSanDistrict
Also on…
Page 33