Water Budgets for Single-Family Residential (SFR)

Residential water budgets comprise both indoor and outdoor budgets. Each single-family residential customer will be allocated a reasonable amount of water for their monthly use, split into indoor and outdoor water budgets. At the conclusion of the rate restructure in 2019, each property will have a water budget specific to its irrigable area.

Indoor Water Budget Calculated Using:

  • Number of people in a household
    (default of 4 people)
  • 55 gallons of water per person, per day
  • Number of days in the billing cycle

Outdoor Water Budgets Calculated Using:

  • Irrigable landscape area per parcel
  • Daily weather (Evapotranspiration, ET)
  • Evapotranspiration adjustment factor

Click to download a one-page flyer with more information on how the outdoor budget is calculated.

Click here for weather and ET data

Water Budget Residential (JPG)

Rate Structure Tiers

For residential customers, the rate structure for the volumetric charge has five tiers. Rates increase with the tiers.  Residential customer who stay within their water budget remain in the first two tiers:

  • Tier 1: Indoor Water Budget
  • Tier 2: Outdoor Water Budget
  • Tier 3: 101% to 150% of Total Water Budget
  • Tier 4: 151% to 200% of Total Water Budget
  • Tier 5: Over 201% of Total Water Budget

Variance Requests for Single Family Residential Customers

Single-Family residential customers who require more water than the default water budget can submit a request for a variance. Variances may be given for: Additional residents; Medical Needs; Licensed Care Facilities; and Additional Landscaping areas. Variances are effective the date the request is approved by the District and are subject to periodic review. The variance request form can be completed online digitally or by hard copy (PDF).

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