1. (1) For residential uses (domestic use and irrigation of not more than 1/2 acre of noncommercial lawn and garden) of groundwater within upper Kittitas County that begin after July 8, 2008, a meter must be installed for each residential connection or each source well that serves multiple residential connections in compliance with the requirements of WAC 173-173-100.
2. (2) For all other uses within upper Kittitas County that begin after November 25, 2009, including permit-exempt uses, a meter must be installed for each source well in compliance with such requirements as prescribed in WAC 173-173-100.

3. (3) Water users must collect metering data for each recording period. The following table shows the five recording periods during each water year (October 1 through September 30):

   Recording Period
   October 1	-	March 31
   April 1	-	June 30
   July 1	-	July 31
   August 1	-	August 31
   September 1	-	September 30

4. (4) Water users must report their measurement data as follows:

   Recording and Reporting Requirements
   Average diversion rate in gallons per minute	< 10 gpm	10-49 gpm	˃ 50 gpm
   Recording frequency	Monthly	Biweekly	Weekly
   Volume or rate to report	Maximum rate of diversion	Maximum rate of diversion	Maximum rate of diversion
   	Annual total volume	Annual total volume	Annual total volume
   Date data must be reported to department	By Jan. 31 of the following calendar year	By Jan. 31 of the following calendar year	By Jan. 31 of the following calendar year
   Monthly means calendar month
   Weekly means Monday 12:01 a.m. to Sunday 12:00 p.m.
   Biweekly means once every two weeks
   Daily means 12:01 a.m. to 12:00 p.m.
   1 gallon per minute is equivalent to .002 cubic feet per second

[Statutory Authority: RCW 90.54.050 and chapter 43.27A RCW. WSR 11-01-163 (Order 08-12), § 173-539A-070, filed 12/22/10, effective 1/22/11.]