Treatment Costs and Level of Treatment
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Treatment Costs and Level of Treatment February 2006
description
Treatment Costs and Level of Treatment. February 2006. Total Suspended Solids (TSS). Permit Limit. 60. 55. 16.7% below. mg/L. 45. Actual. 43.6% below. 30. Fiscal Year. Biochemical Oxygen Demand (BOD). Permit Limit. 100. 28% below. 70. mg/L. 57% below. Actual. 30. - PowerPoint PPT Presentation
Transcript of Treatment Costs and Level of Treatment
Treatment Costs and Level of Treatment
February 2006February 2006
Total Suspended Solids(TSS)
Total Suspended Solids(TSS)
20
30
40
50
60
70
01-02 03-04 05-06 07-08 09-10 11-12 13-14
20
30
40
50
60
70
01-02 03-04 05-06 07-08 09-10 11-12 13-14
Permit LimitPermit Limit
Fiscal YearFiscal Year
mg/Lmg/L16.7% below16.7% below
5555
4545
3030ActualActual 43.6% below43.6% below
6060
Biochemical Oxygen Demand (BOD)
Biochemical Oxygen Demand (BOD)
0
20
40
60
80
100
120
01-02 03-04 05-06 07-08 09-10 11-12 13-14
0
20
40
60
80
100
120
01-02 03-04 05-06 07-08 09-10 11-12 13-14
Permit LimitPermit Limit
mg/Lmg/L
28% below28% below
7070
3030
ActualActual 57% below57% below
100100
Fiscal YearFiscal Year
Percent SecondaryTreatment
Percent SecondaryTreatment
25%
50%
75%
100%
25%
50%
75%
100%
Fiscal YearFiscal Year
PercentTreatedPercentTreated
01-0201-02 02-0302-03 03-0403-04 04-0504-05 05-0605-06
O&M Joint Operating CostsO&M Joint Operating Costs
$31.88
$41.50
$50.22$52.98
$20
$30
$40
$50
$60
01-02 02-03 03-04 04-05
$31.88
$41.50
$50.22$52.98
$20
$30
$40
$50
$60
01-02 02-03 03-04 04-05
Fiscal YearFiscal Year
MillionsMillions
FY 05-06 O&M BudgetTotal: $57,285,600
FY 05-06 O&M BudgetTotal: $57,285,600
Personnel$23.7M, 41%Personnel$23.7M, 41%
Chemicals$14.3M, 25%Chemicals$14.3M, 25%
Biosolids Removal$10M, 17%
Biosolids Removal$10M, 17%
Other$4.4M, 8%
Other$4.4M, 8%
Natural Gas $2.4M, 4%
Natural Gas $2.4M, 4%
Power $1.3M, 2%Power $1.3M, 2%
Water $1.3M, 2%Water $1.3M, 2%
Unit Cost Increases in FY 05-06
Unit Cost Increases in FY 05-06
66.7%66.7%$1.10 / therm$1.10 / therm$0.66 / therm$0.66 / thermNatural GasNatural Gas
61.9%61.9%$0.17 / kWh$0.17 / kWh$0.11 / kWh$0.11 / kWhElectricityElectricity
11.6%11.6%$0.96 / gal$0.96 / gal$0.86 / gal$0.86 / galFerric ChlorideFerric Chloride
17.2%17.2%$0.52 / gal$0.52 / gal$0.45 / gal$0.45 / galSodium BisulfiteSodium Bisulfite
34.6%34.6%$0.67 / gal$0.67 / gal$0.50 / gal$0.50 / galSodium HypochloriteSodium Hypochlorite
IncreaseIncreaseFY 05-06FY 05-06FY 04-05FY 04-05Chemical / UtilityChemical / Utility
O&M Staffing O&M Staffing
100
150
200
250
300
222.25FTEs
192 FTEs
285 FTEs95-96
00-0105-06
100
150
200
250
300
222.25FTEs
192 FTEs
285 FTEs95-96
00-0105-06
FTEsFTEs
Fiscal YearFiscal Year
O&M Variable CostsO&M Variable Costs
$0
$5
$10
$15
$20
01-02 02-03 03-04 04-05 11-12
Biosolids Removal Chemicals (Coag. & Odor)Natural Gas PowerWater Disinfection Chemicals
$0
$5
$10
$15
$20
01-02 02-03 03-04 04-05 11-12
Biosolids Removal Chemicals (Coag. & Odor)Natural Gas PowerWater Disinfection Chemicals
MillionsMillions
Fiscal YearFiscal Year (projection)(projection)
ComparativeTreatment Costs Per MG
ComparativeTreatment Costs Per MG
San Diego…………….…$ 1,621
City of Los Angeles…….$ 1,261
Modesto…………………$ 1,252
OCSD……………………$ 1,246……. $ 731
LA County San District………………..$ 767
San Diego…………….…$ 1,621
City of Los Angeles…….$ 1,261
Modesto…………………$ 1,252
OCSD……………………$ 1,246……. $ 731
LA County San District………………..$ 767
TotalTotalPartial
(O&M, Compliance, LabPartial
(O&M, Compliance, Lab
rev 2/02/06rev 2/02/06
Questions?Questions?
Visit our website: www.OCSD.comVisit our website: www.OCSD.com
Secondary Treatment - MGDSecondary Treatment - MGD
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