cagayan de oro

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CAGAYAN DE ORO CITY
WATER DISTRICT
WATER DEMAND
MANAGEMENT
TRAINING
19 – 23 SEPTEMBER 2016
MANILA, PHILIPPINES
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81,911
6,165
SERVICE CONNECTIONS as of
Residential Commercial
(7%)
(93%)

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79%
21%
TOTAL SERVED POPULATION within EXISTING
SERVICE AREA
Percent Served
Percent Unserved
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74%
26%
TOTAL SERVED POPULATION
within FRANCHISEAREA
Percent Served
Percent Unserved

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26%
74%
DISTRIBUTION of TOTAL UNSERVED
POPULATION
from uncovered area w/in exist service area
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NUMBER of SERVICE CONNECTIONS &
POPULATION 1976 - 2015
0
100,000
200,000
300,000
400,000
500,000
600,000
700,000
800,000
1970 1975 1980 1985 1990 1995 2000 2005 2010 2015 2020
number of SC
population

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COWDWATER SOURCES
9,058 GPM
3,828 GPM
5,597 GPM
18,483 GPM
TOTAL PW: 6,534 GPM
BULKWATER: 7,338 GPM
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COWD SERVICE AREA &
WELL DATA

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NUMBER of SERVICE CONNECTIONS &
POPULATION 1976 - 2015
0
100,000
200,000
300,000
400,000
500,000
600,000
700,000
800,000
1970 1975 1980 1985 1990 1995 2000 2005 2010 2015 2020
number of SC
population
-10%
0%
10%
20%
30%
40%
50%
60%
1970 1975 1980 1985 1990 1995 2000 2005 2010 2015 2020
Growth Rate of SC
Growth Rate of Population

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-1%
0%
1%
2%
3%
4%
5%
6%
7%
8%
9%
10%
1970 1975 1980 1985 1990 1995 2000 2005 2010 2015 2020
Growth Rate of SC
Growth Rate of Population
-10,000
0
10,000
20,000
30,000
40,000
50,000
60,000
70,000
0.00
10.00
20.00
30.00
40.00
50.00
60.00
70.00
80.00
90.00
1970 1975 1980 1985 1990 1995 2000 2005 2010 2015 2020
CONSUMPTION PER CONNECTION
NRW
PRODUCTION

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-40%
-20%
0%
20%
40%
60%
80%
100%
120%
1977 1982 1987 1992 1997 2002 2007 2012
Production Growth Rates
Consumption Growth Rates
NRW
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WATER DEMAND & POPULATION
PROJECTIONS
0
200,000
400,000
600,000
800,000
1,000,000
1,200,000
10,000,000
20,000,000
30,000,000
40,000,000
50,000,000
60,000,000
70,000,000
80,000,000
90,000,000
100,000,000
110,000,000
2010 2015 2020 2025 2030 2035 2040 2045 2050 2055
P
O
P
U
L
A
T
I
O
N
W
A
T
E
R
D
E
M
A
N
D
Year
water demand (+NRW)
population

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Population and Percentage Usage
Population
(2015)
Number of Customers
(Active-2015)
Percentage Usage
(Residential)
Percentage Usage
(Commercial/Industrial)
665,373 88,076 93% 7%
Projected
Population
(2035)
Number of Customers Percentage Usage
(Residential)
Percentage Usage
(Commercial/Industrial)
919,833 159,075 90% 10%
NOTES:
Total Service Connection GR= 3% last 10 yrs (2005-2015) and continues in the next 10 to 20 yrs
Residential connections takes about 93% to 95% of total connections
Commercial/Industrial takes about 5% to 7% of total connections
City’s Average GR= 2.69% per annum in 2010 but pop projections used 1% to 2% in the next 10 to 20 yrs at about 6 persons per conn
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WATER DEMAND &WATER
PRODUCTION PROJECTIONS
0
20,000,000
40,000,000
60,000,000
80,000,000
100,000,000
120,000,000
2010 2015 2020 2025 2030 2035 2040 2045 2050 2055
W
A
T
E
R
D
E
M
A
N
D
Year
water demand (+NRW)
production (+BWSP)

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• Number of persons
per connection is 7;
• Straight-line
projection method
(regression model)
ASSUMPTIONS USED in
Demand & Population
PROJECTIONS
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WATER RATES
STRUCTURE
WATER CONSERVATION
PROGRAM/INITIATIVES:
1. Adopt a Mountain Project (DENR & Phoenix
Foundation)
2. Partnerships with the academe on water conservation
advocacies
3. Partnerships with Barangays on water conservation
advocacies

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THANKYOU!
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