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City of Morgan Hill Comprehensive Water Report
Page D5
presents a unique challenge for the water system. The hills that provide our community
with unique living and recreational spaces, require additional water system facilities to
maintain the appropriate water pressure. There are 23 pressure zones in the water
distribution system and most can be found in the surrounding hills.
As an example, one of seventeen groundwater wells, the Nordstrom Well, has seen its
water level drop. The graph below shows the declining water level in Nordstrom Well and
is also representative of all the City's well levels.
The trends we see develop in this graph clearly shows the decrease in Nordstrom Well's
water level from January 2011 to 2014. January is typically the month well levels are at
their highest. This graph shows a 24% drop in water level from 2011 to 2014. This drop in
water level meant there was less water available in the well. What we see in January's
graph can then be utilized to project July's water levels.
119
124
126
148
170
0
50
100
150
200
250
2011
2012
2013
2014 2015 Projected
Depth in Feet
Nordstrom Average January Water Levels
135
149
162
178
203
0
50
100
150
200
250
2011
2012
2013
2014 2015 Projected
Depth in Feet
Nordstrom Average July Water Levels