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Chris Isenbcrg <br />Page 2 <br />12 January 2009 <br />• Permittees must sample stonnwatcr discharges for pi I i�'thc projcct involves any amount of <br />cngincered soils (cement trcated base, cement kiln dust, ily asl�, ctcJ or over 1,000 cubic <br />yards of paurcd or recycled concrete. <br />. Pcrmittecs must sample stormwater dischazges tor pH if thc project involves any amount of <br />enginccmd soils (cemcnt treated basc, ccment kiln dust, ily ash, etc.) or morc than 1,000 <br />cubic yards oi poured and/or rccycled concrete. <br />• 9'he perniit scts benchmark (target) Ie��cls Cor turbidity, transparency, and pH. When <br />discharge samplcs exceed a bcnchmark, you must follow additional pcnnit requirements. <br />. Submit all sampling daia to L'cology cach month on d�e enclosed dischargc monitoring <br />rcport (llMR). Thc DMR includcs instructions on how to perfomi sampling and reporting. <br />You must submit a DMR to Lcology even if you do not collcct any samples. <br />High 1'urbidity I'honc Rcporting (Special Condition SS.A, pagc 15 for morc information) <br />. I I' your sitc dischargcs stormwater �vith a turbidity result grcatcr than or cqual to 250 <br />N I'Us, you must notil'y I�colo�y by phonc within 24 hours. Call thc Ecology mgional <br />officc and statc, "I'm reporting a high turbidiry construction storniwater discharge of vour <br />samnlc result) N"fUs." Include all of thc following infonnat:on in your phonc mcssagc: <br />1. 1'our Namc / Phonc Number <br />2. Pcrmit Numbcr <br />3. City / Cow�ty of Projcct <br />4. Date / Time of Call <br />5. Datc / "1'imc of Samplc <br />G. Projcct Namc <br />Ecolo�;}� Rcgional OfTicc & I'hunc Numbcr <br />North�vcst Rct�ion (Kitsap, Snohomish, Island, King, Snn Juan, Skagit, <br />\Vhatcom): (425) 649-7000 <br />1)ischargc hloniloring Rcports (Special Conditian S�.13, page fnr additional <br />infurm:�tion) <br />. Yemiittecs must submit DMRs to L'cology each month, even if there is no discharge to <br />report. <br />. You nmst ensiuc thlt thc DMRs arrivc .d I?. ul„_} h� thr I�'�' u( r;ich nn,nth. Plrasr <br />plan aceordingly to mcct this rcyuirctucnt. <br />Dischargcs to Impaircd �Valcrbudics (Spccial Cunditiun ti9, pa�cs 18-21 for <br />:�dditional infurm:itiun) <br />. If your sitc discliargcs iuto a�vatcr bod}' lhat is on the impaired watcrbodics list (i.c., <br />Ihc "303(d)" IisQ �i�r turUidity, line scdimcnt, hicli pFI, or phosphorus, you must samplc <br />�i�r morc pnramctcrs. licolo�y �eill notify }'�u if any additional samplin�, requircmcnts <br />apply. <br />