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Water Storage Graph

The graph below demonstrates our water resource levels by showing how full Guernsey Water's storage reservoirs and quarries are.

Current Year
  • 2018-01-01|97.3
  • 2018-01-08|97.4
  • 2018-01-15|97.17
  • 2018-01-22|98.11
  • 2018-01-29|97.79
  • 2018-02-05|98.18
  • 2018-02-12|98.68
  • 2018-02-19|99.1
  • 2018-02-26|99.57
  • 2018-03-05|99.68
  • 2018-03-12|99.59
  • 2018-03-19|98.79
  • 2018-03-26|99.18
  • 2018-04-02|100
  • 2018-04-09|99.77
  • 2018-04-16|99.95
  • 2018-04-23|99.16
  • 2018-04-30|98.06
  • 2018-05-07|95.26
  • 2018-05-15|95.17
  • 2018-05-21|95.01
  • 2018-05-28|95.51
  • 2018-06-05|96.03
  • 2018-06-12|95.99
  • 2018-06-19|95.23
  • 2018-06-26|94.62
  • 2018-07-03|93.27
  • 2018-07-10|92.06
  • 2018-07-17|90.76
  • 2018-07-24|88.99
  • 2018-07-31|88.0
  • 2018-08-07|86.07
  • 2018-08-14|85.54
  • 2018-08-21|84.65
  • 2018-08-28|83.26
  • 2018-09-04|82.37
  • 2018-09-11|81.48
  • 2018-09-18|79.27
  • 2018-09-24|78.43
  • 2018-10-02|76.9
  • 2018-10-10|75.94
  • 2018-10-16|75.96
  • 2018-10-23|74.87
  • 2018-10-30|74.2
  • 2018-11-05|73.1
  • 2018-11-13|72.9
  • 2018-11-20|72.5
  • 2018-11-27|75.2
  • 2018-12-04|81.0
  • 2018-12-11|85.5

Last Year
  • 2017-01-01|80.81
  • 2017-01-08|80.63
  • 2017-01-15|81.82
  • 2017-01-24|81.24
  • 2017-01-30|82.13
  • 2017-02-06|85.29
  • 2017-02-13|88.83
  • 2017-02-20|90.52
  • 2017-02-27|92.03
  • 2017-03-06|97.49
  • 2017-03-13|100
  • 2017-03-20|100
  • 2017-03-27|100
  • 2017-04-03|100
  • 2017-04-10|99.3
  • 2017-04-17|98.74
  • 2017-04-24|98.19
  • 2017-05-01|98.13
  • 2017-05-08|98.29
  • 2017-05-15|97.92
  • 2017-05-22|98.61
  • 2017-05-29|98.33
  • 2017-06-05|97.77
  • 2017-06-12|97.44
  • 2017-06-19|96.35
  • 2017-06-26|95.22
  • 2017-07-03|94.13
  • 2017-07-10|92.57
  • 2017-07-17|91.24
  • 2017-07-24|90.88
  • 2017-07-31|90.15
  • 2017-08-07|92.52
  • 2017-08-14|92.35
  • 2017-08-21|91.53
  • 2017-08-28|90.53
  • 2017-09-04|90.16
  • 2017-09-11|90.05
  • 2017-09-18|89.48
  • 2017-09-25|88.86
  • 2017-10-02|89.18
  • 2017-10-09|89.04
  • 2017-10-16|88.66
  • 2017-10-23|88.98
  • 2017-10-30|89.52
  • 2017-11-06|88.95
  • 2017-11-13|90.18
  • 2017-11-20|90.71
  • 2017-11-27|90.64
  • 2017-12-04|92.35
  • 2017-12-11|95.57
  • 2017-12-18|96.5
  • 2017-12-25|97.75
  • 2017-12-31|97.32

10 Year Average
  • 2000-01-01|95.24
  • 2000-01-08|96.14
  • 2000-01-15|96.3
  • 2000-01-24|96.5
  • 2000-01-30|96.54
  • 2000-02-06|96.88
  • 2000-02-13|97.33
  • 2000-02-20|97.56
  • 2000-02-27|97.92
  • 2000-03-06|98.64
  • 2000-03-13|98.76
  • 2000-03-20|98.68
  • 2000-03-27|98.77
  • 2000-04-03|98.69
  • 2000-04-10|98.32
  • 2000-04-17|98.1
  • 2000-04-24|97.8
  • 2000-05-01|98.
  • 2000-05-08|97.65
  • 2000-05-15|97.37
  • 2000-05-22|97.08
  • 2000-05-29|96.9
  • 2000-06-05|96.39
  • 2000-06-12|96.25
  • 2000-06-19|95.58
  • 2000-06-26|94.77
  • 2000-07-03|93.76
  • 2000-07-10|92.66
  • 2000-07-17|91.63
  • 2000-07-24|90.72
  • 2000-07-31|89.74
  • 2000-08-07|89.14
  • 2000-08-14|88.33
  • 2000-08-21|87.52
  • 2000-08-28|86.6
  • 2000-09-04|85.98
  • 2000-09-11|85.12
  • 2000-09-18|84.03
  • 2000-09-25|83.18
  • 2000-10-02|82.46
  • 2000-10-09|82.42
  • 2000-10-16|82.41
  • 2000-10-23|82.22
  • 2000-10-30|82.86
  • 2000-11-06|83.36
  • 2000-11-13|84.97
  • 2000-11-20|86.23
  • 2000-11-27|87.6
  • 2000-12-04|89.59
  • 2000-12-11|90.61
  • 2000-12-18|92.72
  • 2000-12-25|94.04
  • 2000-12-31|98.48

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