1. (1) Terms used in this rule and not otherwise defined in this section are defined in Section 73-10-32.

2. (2) As used in this section:

   1. (a) "2015 Baseline Average" means average water use, reported as GPCD, compiled by the division from data reported to the Division of Water Rights and published by the division for calendar years 2015 through 2019.
   2. (b) "District" means a water conservancy district, as the term is defined in Section 73-10-32.
   3. (c) "Division" means the Division of Water Resources.
   4. (d) "End user" means a person or entity that obtains water for M&I use from a public water system provider.
   5. (e) "GPCD" means gallons per capita per day.
   6. (f) "M&I" means municipal and industrial.
   7. (g) "M&I water use" means water being used for residential, commercial, institutional and industrial purposes within a public water system service area, including potable, secondary and reuse water.

   8. (h) "Public water system" means a water system which:

      1. (i) supplies water to the same population year-round; and
      2. (ii) serves at least 25 people at their primary residences; or
      3. (iii) serves at least 15 connections that are primary residences.
      4. (i) "Potable water" means water appropriate for human consumption.
   9. (j) "Secondary water" means water that is not intended for human consumption and is used for landscape and garden irrigation.
   10. (k) "Water being conserved" means the reduction by end users within a water provider's service area of M&I water use compared to the 2015 Baseline Average.

KEY: water use comparison, water conservation measure, water conservation goals, consumptive water use, GPCD, gallons per person

Date of Last Change: May 26, 2026

Authorizing, and Implemented or Interpreted Law: 73-10-32