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2025 URBAN WATER MANAGEMENT PLAN
<br /> MAY 2026/FINAL DRAFT/CAROLLO
<br /> conditions that can significantly affect MET's supplies from year to year. This past decade has seen
<br /> dramatic swings in annual precipitation, especially in the form of snowpack, which directly affect SWP
<br /> supply allocations. Similarly, the Colorado River Basin also experienced year-to-year swings in hydrology,
<br /> and due to the prolonged drought conditions since 2000, storage within the Colorado River system has
<br /> declined to less than half of its reservoir capacity and has been fluctuating at that level (MET, 2025).
<br /> 3.4 Population, Demographics, and Socioeconomics
<br /> 7 41 Service Area Population
<br /> The City's service area has a 2025 population of 315,271 according to the Center for Demographic
<br /> Research at California State University, Fullerton (CDR). Overall, the population is projected to decrease
<br /> 1.5 percent by 2050.Table 3.1 shows the population projections in five-year increments out to the year
<br /> 2050 within the City's service area.
<br /> Table 3.1 Submittal 3-1 Retail: Population-Current and Projected
<br /> Submittal Table 3-1 Retail: Population-Current and Projected
<br /> Water Code Section 06
<br /> Population 2025 2030 2035 2040 2045 2050(opt)
<br /> Served 315,271 315,815 317,365 317,748 315,284 310,477
<br /> Notes:
<br /> Source:Center for Demographic Research at California State University, Fullerton,2025.
<br /> 3.4.2 Demographics and Socioeconomics
<br /> As shown in Table 3.2, the total number of dwelling units in the City's service area is expected to increase
<br /> by 9.6 percent in the next 25 years from 83,800 in 2025 to 91,854 in 2050.
<br /> Table 3.2 City of Santa Ana Service Area Dwelling Units by Type
<br /> - 2035 1 204004
<br /> 1 Single-Family 35,295 35,350 1 35,350 _ 35,350 35,350 35,350
<br /> All Other0) 48,505 51,517 53,348 r 54,691 55,727 56,504
<br /> Total 83,800 86,867 88,698 90,041 91,077 91,854
<br /> Notes:
<br /> Source:Center for Demographic Research at California State University, Fullerton,2025.
<br /> (1) Includes duplex,triplex,apartment,condo,townhouse, mobile home,etc.Yachts, houseboats, recreational vehicles,vans,
<br /> etc. are included if is primary place of residence. Does not include group quartered units,cars, railroad box cars,etc.
<br /> In addition to the types and proportions of dwelling units,various socio-economic factors such as age
<br /> distribution, education levels, general health status, income, and poverty levels affect the City's water
<br /> management and planning. Based on the United States (US) Census Bureau's 2023 American Community
<br /> Survey, the City has about a 12 percent population of 65 years and over, 64 percent between the ages of
<br /> 18 and 64 years, and 24 percent under the age of 18 years. Of the City's population over 25 years of age,
<br /> 67.4 percent is at minimum a high school graduate,with 18.7 percent of this age group having at least a
<br /> bachelor's degree. (include reference)
<br /> CITY OF SANTA ANA
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