The following words and terms, when used in this subchapter, shall have the following meanings, unless the context clearly indicates otherwise.(1) Beneficial reuse credit--The amount by which the permitted flow can be reduced to calculate the required land application area for a Texas Land Application Permit.(2) Firm reclaimed water demand--The amount of water that has been historically used by the permittee or water user for beneficial reuse.(3) Reclaimed water--As defined in Chapter 210 of this title (relating to Use of Reclaimed Water).(4) Total monthly volume--The sum of all water use data across users of the same type of water use (i.e. indoor use or outdoor use) for the same month.(5) Total nitrogen--Nitrate-nitrogen plus ammonia-nitrogen plus organically bound nitrogen.(6) User--As defined in Chapter 210 of this title (relating to Use of Reclaimed Water).(7) Water use data--Recorded monthly amounts of water for uses allowed in a reclaimed water use authorization issued under Chapter 210 of this title (relating to Use of Reclaimed Water). Water use data may include the amount of potable water used if the user has a contractual agreement with the permittee to substitute reclaimed water for potable water for the same type of use indicated.