All demo datasets

Water — District

Greenvale Water District (synthetic)
Sample data · no sign-up
Disclosure control Suppression k = 15 1 customer ≤ 15% complementary on

Restore industry minimums
Gini coefficient
0.966
across 250 accounts
Coefficient of variation
9.471
std ÷ mean
Median use / account
380
CCF/yr
High outliers
41
Tukey 1.5·IQR

Lorenz curve

Cumulative share of consumption vs. cumulative share of accounts. The further the curve bows below the equality line, the more concentrated use is.

Percentiles (CCF/yr)

10th percentile 174
25th percentile254
Median (50th)380
75th percentile701
90th percentile 2469
Gini (1912); Lorenz (1905); coefficient of variation & Tukey's IQR outlier rule (standard statistics).