Toxics Cleanup Program

Sites 

King County Studies

Tables   (tables in body of report)

Table 1:  Sample Design Group Participants

Table 2:  Child Use Facilities Sampled

Table 3:  Properties With Arsenic Or Lead Above  MTCA and IATL Limits

Table 4:  Summary Statistics For Arsenic Concentrations By Wind Vector

Table 5:  Summary Statistics For Lead Concentrations By Wind Vector
Table 6:  Linear Regression Analysis Results

Figure 1:  Child Use Area Boundary And Facilities Sampled
Figure 2:  Coring Devices Used For Collecting Soil
Figure 3:  Wind Vectors and Child Use Area Boundary for Pierce and King Counties
Figure 4:  Arsenic distribution by wind vector
Figure 5:  Lead distribution by wind vector
Figure 6:  Mean arsenic concentration by wind vector and depth
Figure 7:  Mean lead concentration by wind vector and depth

Attachment A:  Methodology For Determining Child Use Area Study Zone
Attachment B:  Child Use Areas Ranking System
Attachment C:  Child Use Area Study Access Agreement
Attachment D:  Chain of Custody Form
Attachment E:  Sample Results for Child Use Areas
Attachment F:  Log(10) Regression Plots of Arsenic and Lead Concentrations
Attachment G:  Results of Statistical Tests