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<br />-ET <br /> <br />Gn Home <br /> <br />.lust how mllch watcl' docs your lawn really <br />need? I'rohably Icss than you think. <br /> <br />\r nUl" best 1001 for delivering the UIlH)Llllt of <br />walcl' YOlll' lawn needs is the I)enve~ Wuter <br />Department's daily ET rate, Short for evapo- <br />ration and transpiration, ET tells you how <br />much water the average bluegrass lawn in your <br />neighborhood will need every third day to stay <br />green and healthy. The rate is broadcast on <br />television and radio newscasts and can be <br />found on newspaper weather pages during the <br />Sll1H.l\\C'". <br /> <br />I-I ere's an easy test that, done just once, will <br />allow you to use ET rates. <br /> <br />STEP ONE: <br /> <br />Set three idelltical calls at variolls distallces <br />}i'olll the sprillkler withill its spmy patterll. 1il/'1l <br />1111 the sprinkler fm' IS mill1ltes. <br /> <br />STEP rI'WO: <br /> <br />1/11'11 oJf alld pour the water collected from the <br />three CflllS iuto just olle call. <br /> <br />STEP TlmEE: <br /> <br />IVith a ndel; measare the depth of water ill the <br />('{Ill. Divide that lIumber by three. l'epresellting <br />the three calis origillally placed. Your sprillkler <br />delivers this alllOUllt of water ill IS millutes. <br /> <br />STEP FOUR: <br /> <br />To filld the alllO/tIlt of water delivered ill all <br />/tOIll; lIIultiply by fOIll; tlte Il1l/llber of IS-/IIillute <br />periods h/ olle It 011 I'. Tltis is tlte number to <br />remember whculIsing .'E"r." <br /> <br /> <br />NOW'1(CIDIlIl'lt'<1OBadY to useE T <br /> <br />For Example: <br />· Ifyollr sprinkler delivers 2 inches of water pel' houl', <br />· And the ET nlte announced on your watel'ing day is 1 inch, <br />· Then y'tll need to nlll YOUI' sprinklel' only 30 milllllcs that day. <br /> <br />If you can't reset your system's eontl'oller each time YOll watel', you should consider I'esetting it <br />at least once each month. By using this chart, you can kcy your weeldy watering rates to the <br />histo,'ie ET rates. By adjusting YOllr sprinkler's settings jllst oncc a nlOnlh, YOII can still save <br />water and lunney. <br /> <br />SAVE MONEY AND RESET YOUR SPRINKLER'S TIMER ONCE EACH MONTH <br /> <br />By adjusting your sprinkler settings each month, you can save up to 50% of bluegrass lawn irrigation water. <br /> <br />Turn off sprinkler about <br />Turn on sprinkler about ~ October 30 depending <br />April 15 depending ......... ~ on cold weather. : <br />on warm weather. :~ <br /> <br />Amounts Equal Inches Per week~ .1~ . <br />~..,:t~;!C.~~._~.-~-_:=._::':==::J] .~Q!_7.~.~~1.25".~_~~"_~! .4~}M~~~~~ <br /> <br />JAN. FEB. MAR. APR. MAY JUN. JUL. AUG. SEP. OCT. NOV. DEC. JAN. <br />