Environment

Is California water use increasing?

Produced by Aaron Mendelson & Chris Keller | Updated Sept. 7, 2016

August monthly water use by the City Of Corona

Water consumption in the City Of Corona decreased 6.66 percent in August 2017 compared to August 2016. Overall, consumption in August has decreased 19.40 percent over the past five years.
  • August 2013 715 million gallons
  • August 2014 523 million gallons
  • August 2015 618 million gallons
  • August 2016 576 million gallons
  • August 2017 523 million gallons

Displayed in millions of gallons

Average daily water consumption by each residential customer

About 84.0% of water consumption in the City Of Corona is residential. The average daily gallons used by each residential customer decreased 5.58 percent in August 2017 compared to August 2016, according to the State Water Resources Control Board.
93.10
average daily gallons
used by each residential
customer for August 2017
98.60
average daily gallons
used by each residential
customer for August 2017

Year-over-year water consumption

January
  • 2013 570 million gallons
  • 2015 640 million gallons
  • 2016 499 million gallons
February
  • 2013 538 million gallons
  • 2015 646 million gallons
  • 2016 564 million gallons
March
  • 2013 787 million gallons
  • 2015 807 million gallons
  • 2016 614 million gallons
April
  • 2013 943 million gallons
  • 2015 816 million gallons
  • 2016 736 million gallons
May
  • 2013 1080 million gallons
  • 2015 797 million gallons
  • 2016 826 million gallons
June
  • 2013 1157 million gallons
  • 2015 916 million gallons
  • 2016 958 million gallons
July
  • 2013 1236 million gallons
  • 2015 923 million gallons
  • 2016 1076 million gallons
August
  • 2013 1245 million gallons
  • 2015 977 million gallons
  • 2016 1085 million gallons
September
  • 2013 1169 million gallons
  • 2015 842 million gallons
  • 2016 971 million gallons
October
  • 2013 1001 million gallons
  • 2015 793 million gallons
  • 2016 864 million gallons
November
  • 2013 801 million gallons
  • 2015 700 million gallons
  • 2016 735 million gallons
August
  • 2013 715 million gallons
  • 2015 618 million gallons
  • 2016 576 million gallons

Displayed in millions of gallons
2014 water use data is incomplete and therefore not displayed

Progress toward mandatory water reduction*

City Of Corona water use decreased by 19.87 percent between June 2015 and February 2016 — the nine months of the initial statewide conservation mandate — but the agency failed to meet a 28 percent reduction.
157.369
billion gallons consumed
over the same months in 2013.
126.104
billion gallons consumed
between June 2015 and February 2016.

*: Approved by the State Water Resources Control Board in 2015, the reduction target was meant to achieve a 25 percent reduction in water use statewide. It is tied to an average July through Sept. 2014 daily per capita residential water use rate that placed water agencies into nine tiers.

Enforcement statistics

Selected enforcement statistics reported by the City Of Corona to the State Water Resources Control Board.
Month Watering Days Complaints Follow-up Actions Warnings Issued Penalties Assessed
MonthAugust 2017 Watering Days3 Complaints Received12 Follow-up Actions637 Warnings Issued16 Penalties Assessed
MonthJuly 2017 Watering Days3 Complaints Received10 Follow-up Actions737 Warnings Issued3 Penalties Assessed
MonthOctober 2017 Watering Days3 Complaints Received16 Follow-up Actions814 Warnings Issued9 Penalties Assessed
MonthSeptember 2017 Watering Days3 Complaints Received30 Follow-up Actions1121 Warnings Issued9 Penalties Assessed
MonthAugust 2017 Watering Days3 Complaints Received20 Follow-up Actions1687 Warnings Issued4 Penalties Assessed
MonthJuly 2017 Watering Days3 Complaints Received14 Follow-up Actions1312 Warnings Issued1 Penalties Assessed
MonthJune 2017 Watering Days3 Complaints Received17 Follow-up Actions1257 Warnings Issued13 Penalties Assessed
MonthMay 2017 Watering Days3 Complaints Received37 Follow-up Actions1331 Warnings Issued8 Penalties Assessed
MonthApril 2017 Watering Days3 Complaints Received19 Follow-up Actions1150 Warnings Issued7 Penalties Assessed
MonthMarch 2017 Watering Days3 Complaints Received16 Follow-up Actions984 Warnings Issued4 Penalties Assessed
MonthFebruary 2017 Watering Days3 Complaints Received8 Follow-up Actions741 Warnings Issued7 Penalties Assessed
MonthJanuary 2017 Watering Days3 Complaints Received10 Follow-up Actions999 Warnings Issued3 Penalties Assessed
MonthAugust 2016 Watering Days3 Complaints Received12 Follow-up Actions637 Warnings Issued16 Penalties Assessed
MonthNovember 2016 Watering Days3 Complaints Received10 Follow-up Actions737 Warnings Issued3 Penalties Assessed
MonthOctober 2016 Watering Days3 Complaints Received16 Follow-up Actions814 Warnings Issued9 Penalties Assessed
MonthSeptember 2016 Watering Days3 Complaints Received30 Follow-up Actions1121 Warnings Issued9 Penalties Assessed
MonthAugust 2016 Watering Days3 Complaints Received26 Follow-up Actions89 Warnings Issued4 Penalties Assessed
MonthJuly 2016 Watering Days3 Complaints Received17 Follow-up Actions72 Warnings Issued4 Penalties Assessed
MonthJune 2016 Watering Days3 Complaints Received67 Follow-up Actions139 Warnings Issued11 Penalties Assessed
MonthMay 2016 Watering Days3 Complaints Received51 Follow-up Actions831 Warnings Issued11 Penalties Assessed
MonthApril 2016 Watering Days3 Complaints Received52 Follow-up Actions1190 Warnings Issued19 Penalties Assessed
MonthMarch 2016 Watering Days3 Complaints Received35 Follow-up Actions1142 Warnings Issued19 Penalties Assessed
MonthFebruary 2016 Watering Days3 Complaints Received24 Follow-up Actions1126 Warnings Issued15 Penalties Assessed
MonthJanuary 2016 Watering Days3 Complaints Received34 Follow-up Actions1321 Warnings Issued15 Penalties Assessed
MonthAugust 2015 Watering Days3 Complaints Received23 Follow-up Actions1729 Warnings Issued29 Penalties Assessed
MonthNovember 2015 Watering Days3 Complaints Received29 Follow-up Actions1525 Warnings Issued33 Penalties Assessed
MonthOctober 2015 Watering Days3 Complaints Received72 Follow-up Actions1255 Warnings Issued26 Penalties Assessed
MonthSeptember 2015 Watering Days3 Complaints Received62 Follow-up Actions1813 Warnings Issued25 Penalties Assessed
MonthAugust 2015 Watering Days3 Complaints Received49 Follow-up Actions2101 Warnings Issued14 Penalties Assessed
MonthJuly 2015 Watering Days3 Complaints Received77 Follow-up Actions1525 Warnings Issued3 Penalties Assessed
MonthJune 2015 Watering Days3 Complaints Received70 Follow-up Actions1781 Warnings Issued9 Penalties Assessed
MonthMay 2015 Watering Days3 Complaints Received60 Follow-up Actions840 Warnings Issued2 Penalties Assessed
MonthApril 2015 Watering Days3 Complaints Received20 Follow-up Actions1120 Warnings Issued5 Penalties Assessed
MonthMarch 2015 Watering Days3 Complaints Received37 Follow-up Actions3069 Warnings Issued6 Penalties Assessed
MonthFebruary 2015 Watering Days Complaints Received Follow-up Actions Warnings Issued Penalties Assessed
MonthJanuary 2015 Watering Days Complaints Received Follow-up Actions Warnings Issued Penalties Assessed
MonthAugust 2014 Watering Days3 Complaints Received3 Follow-up Actions2333 Warnings Issued1873 Penalties Assessed
MonthNovember 2014 Watering Days3 Complaints Received1 Follow-up Actions1 Warnings Issued1752 Penalties Assessed
MonthOctober 2014 Watering Days Complaints Received Follow-up Actions Warnings Issued Penalties Assessed
MonthSeptember 2014 Watering Days3 Complaints Received2 Follow-up Actions2 Warnings Issued1444 Penalties Assessed
MonthAugust 2014 Watering Days3 Complaints Received Follow-up Actions Warnings Issued2248 Penalties Assessed
MonthJuly 2014 Watering Days3 Complaints Received3 Follow-up Actions1633 Warnings Issued1030 Penalties Assessed
MonthJune 2014 Watering Days3 Complaints Received10 Follow-up Actions10 Warnings Issued888 Penalties Assessed

Here are some ways you can help conserve water

Repair broken sprinklers

Capture tap water

Wash only full loads

Use a broom to clean the driveway or sidewalk

About the data: This data is for urban water suppliers and is based on the the most recent reports submitted to the State Water Resources Control Board. Since the gallons of water used per person per day measurement does not take into account rainfall, temperature, humidity and population density, the State Water Resources Control Board discourages comparisons between water suppliers.

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