EXH0717026459

PCHBPollution Control Hearings Board of the State of Washington

FW AcuteWQS TR Copper ,multipleof assuming multipleof SampleDate1 Ouffalll Hardness2 for Copper3v4 Sampled2, 4 AcuteWQS p.c= .75 AcuteWQS 11119198SDE4 16 3.0 32 11 24 8 01/20/99 SDE4 14.5 2.8 22 ,8 18.5 6 02/22199SDE4 10 1.9i 15 8 11.25 6 03/24199SDE4 10 1.9 20 10 15 6 07102/99SDE4 14 2.7 26 10 19.5 7 11113198SDS3 24 4.4 22 5 18.5 4 01113199SDS3 20 3.7 23 6 17.25 5 11/11/98 SDN1 16 3.0 24 8 18 6 01113/99SDN1 8 1.6 24 15 18 11 03124/99SDN1 16 3.0 15i 5; 11.25 4 05/11/99 SDN1 14.2 2.7 46 17 34.5 13 07102/99 SDN1 10 1.9 35 20 28.5 15 11/13/98 SDN4 24 4.4 25 6 18.75 4 011!3/99 SDN4 28 5.1 20 4 15 3 1. Someofthesedata reportedin2000 AnnualMonitoringReport 2. From1999AnnualStormwatarMonitoringReport,AppendixD p. 109 3. CalculatedinaccordancewithWAC 173-201A-040. 4. Valuesstatedinmicrogramsperliter. p.c.= partitioningcoefficient WaterResourcesConsultingLLC 22 Feb 02 AR 026460 .6. J Annual Stormwater Monitoring Report for Seattle-Tacoma International Airport for the period July 1, 1998 through June 30, 1999 _ Port of Seattle September 1999 AR 026461
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