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Stantec CITY OF CENTERVILLE -2018 LOCAL WATER PLAN PHYSICAL ENVIRONMENT 3.0 PHYSICAL ENVIRONMENT 3.1 LOCATION AND HISTORY The City of Centerville is situated in the southeast region of Anoka County, Minnesota. Figure 1 illustrates where the City is situated within the Twin Cities seven-county metro area. The City is adjacent to Centerville Lake and Peltier Lake and is surrounded by the City of Lino Lakes. Its proximity to Minneapolis and St. Paul makes Centerville a convenient residential location. Residents and businesses have easy access to Interstates 35E. Location and access will continue to keep Centerville's business and residential population stable. Historical population and population projections are shown in Table 3.1. TABLE 3.1 -CENTERVILLE POPULATION 2010 3,792 1,315 2020 3,840 1,400 2030 3,930 1,450 2040 4,060 1,500 Source: Metropolitan Council 2040 Water Resources Policy Plan 3.2 GEOLOGY AND TOPOGRAPHY The City is in the northern portion of the Rice Creek Watershed District. The land is generally flat with major drainageways and creeks discharging into Peltier and Centerville Lakes. The ground elevation in the City ranges from approximately 912 feet to 886 feet NGVD, with the lowest areas located near the lakes. The USGS topographic map for the area is provided in Figure 2. 3.3 SOIL CHARACTERISTICS The NRCS Soil Survey of Anoka County indicates that soils in the area are mostly of the Nessel-Dundas-Webster association — nearly level to gently-sloping, moderately well-drained and poorly-drained soils formed in loamy glacial till. The water table is noted as seasonally high in most of the soil types listed for this area. The soil survey shows several divisions of soil types within the City. The Natural Resources Conservation Service (NRCS) has established a series of soil groups based on infiltration rates of the soil: 3.5 43