Texas Administrative Code › Title 31 - NATURAL RESOURCES AND CONSERVATION › Part 10 - TEXAS WATER DEVELOPMENT BOARD › Chapter 357 - REGIONAL WATER PLANNING › Subchapter A - GENERAL INFORMATION › Section 357.10 - Definitions and Acronyms

Current through Reg. 49, No. 28; July 12, 2024
The following words, used in this chapter, have the
					 following meanings.
(1) Agricultural
				  Water Conservation--Defined in §
										363.1302 of
				  this title (relating to Definition of Terms).
(2) Alternative Water Management Strategy--A
				  fully evaluated Water Management Strategy that may be substituted into a
				  Regional Water Plan in the event that a recommended Water Management Strategy
				  is no longer recommended.
(3)
				  Availability--Maximum amount of raw water that could be produced by a source
				  during a repeat of the Drought of Record, regardless of whether the supply is
				  physically connected to or legally accessible by Water User Groups.
(4) Board--The Texas Water Development
				  Board.
(5) Collective Reporting
				  Unit--A grouping of utilities located in the Regional Water Planning Area.
				  Utilities within a Collective Reporting Unit must have a logical relationship,
				  such as being served by common Wholesale Water Providers, having common
				  sources, or other appropriate associations.
(6) Commission--The Texas Commission on
				  Environmental Quality.
(7)
				  County-Other--An aggregation of utilities and individual water users within a
				  county and not included in paragraph (43)(A) - (D) of this section.
(8) Drought Contingency Plan--A plan required
				  from wholesale and retail public water suppliers and irrigation districts
				  pursuant to Texas Water Code §
										11.1272
				  (relating to Drought Contingency Plans for Certain Applicants and Water Right
				  Holders). The plan may consist of one or more strategies for temporary supply
				  and demand management and demand management responses to temporary and
				  potentially recurring water supply shortages and other water supply emergencies
				  as required by the Commission.
(9)
				  Drought Management Measures--Demand management activities to be implemented
				  during drought that may be evaluated and included as Water Management
				  Strategies.
(10) Drought Management
				  Water Management Strategy--A drought management measure or measures evaluated
				  and/or recommended in a State or Regional Water Plan that quantifies temporary
				  reductions in demand during drought conditions.
(11) Drought of Record--The period of time
				  when historical records indicate that natural hydrological conditions would
				  have provided the least amount of water supply.
(12) Executive Administrator (EA)--The
				  Executive Administrator of the Board or a designated representative.
(13) Existing Water Supply--Maximum amount of
				  water that is physically and legally accessible from existing sources for
				  immediate use by a Water User Group under a repeat of Drought of Record
				  conditions.
(14) Firm
				  Yield--Maximum water volume a reservoir can provide each year under a repeat of
				  the Drought of Record using anticipated sedimentation rates and assuming that
				  all senior water rights will be totally utilized and all applicable permit
				  conditions met.
(15) Interbasin
				  Transfer of Surface Water--Defined and governed in Texas Water Code §
										11.085
				  (relating to Interbasin Transfers) as the diverting of any state water from a
				  river basin and transfer of that water to any other river basin.
(16) Interregional Conflict--An interregional
				  conflict exists when:
(A) more than one
				  Regional Water Plan includes the same source of water supply for identified and
				  quantified recommended Water Management Strategies and there is insufficient
				  water available to implement such Water Management Strategies; or
(B) in the instance of a recommended Water
				  Management Strategy proposed to be supplied from a different Regional Water
				  Planning Area, the Regional Water Planning Group with the location of the
				  strategy has studied the impacts of the recommended Water Management Strategy
				  on its economic, agricultural, and natural resources, and demonstrates to the
				  Board that there is a potential for a substantial adverse effect on the region
				  as a result of those impacts.