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45 50 55 60 65 70 75 80 85 90 1-May 15-May 29-May 12-Jun 26-Jun 10-Jul 24-Jul 7-Aug 21-Aug 4-Sep 18-Sep 2-Oct 16-Oct 30-Oct Temperature (oF) RC-09 RC-06 RC-07 RC-08 63.5 °F Standard Average Daily Maxium Water Temperatures for Rock Creek Stations Based on 1995 to 2004 Data Figure 7 V:\030009 WRIA 31\Final Rock Creek Report\FinalRockTablesFigures - Figure7 ---PAGE BREAK--- y = 0.4641x + 24.997 R2 = 0.7748 40 45 50 55 60 65 70 75 80 85 90 30 40 50 60 70 80 90 100 110 Maximum Daily Air Temperature (oF) Maximum Daily Water Temperature (oF) RC-06 Linear (RC-06) y = 0.4787x + 26.555 R2 = 0.738 40 45 50 55 60 65 70 75 80 85 90 30 40 50 60 70 80 90 100 110 Maximum Daily Air Temperature (oF) Maximum Daily Water Temperature (oF) RC-07 Linear (RC-07) y = 0.585x + 23.794 R2 = 0.773 40 45 50 55 60 65 70 75 80 85 90 30 40 50 60 70 80 90 100 110 Maximum Daily Air Temperature (oF) Maximum Daily Water Temperature (oF) RC-09 Linear (RC-09) Correlation of Water and Air Temperatures, RC-06, RC-07, RC-09 Figure 8 V:\030009 WRIA 31\Final Rock Creek Report\FinalRockTablesFigures Figure8 ---PAGE BREAK--- 7 1 6 2 25 36 11 14 30 19 24 18 13 31 23 12 26 35 8 2 1 3 6 34 27 22 5 15 10 17 20 5 29 32 3 T04R18E T04R19E T03R18E T03R19E LG-03 RC-07 RC-06 PROJECT NO. FIGURE NO. DATE: DESIGNED BY: DRAWN BY: REVISED BY: 030009 9 January 2005 GJC GJC Rock Creek Riparian Change Analysis, North Half, 1938 to 1969 WRIA 31 Level 2 Water Quality Project ACM 0 2,000 4,000 6,000 Feet Vegetation change 1938 to 1969 Loss Gain No change Valley bottom boundary Sections Township and Range Monitoring Stations Temperature Fecal Coliform and Nitrate Temperature, Fecal Coliform and Nitrate Background aerial photos - 1969 ---PAGE BREAK--- 6 5 8 7 4 9 1 33 19 20 18 17 31 32 16 21 24 13 12 36 29 28 30 25 30 29 28 25 3 10 34 15 27 22 27 T03R19E T04R19E T03R18E T04R18E RC-10 RC-09 RC-08 RC-07 PROJECT NO. FIGURE NO. DATE: DESIGNED BY: DRAWN BY: REVISED BY: 030009 10 January 2005 GJC GJC Rock Creek Riparian Change Analysis, South Half, 1938 to 1969 WRIA 31 Level 2 Water Quality Project ACM 0 2,000 4,000 6,000 Feet Vegetation change 1938 to 1969 Loss Gain No chage Valley bottom boundary Sections Township and Range Monitoring Stations Temperature Fecal Coliform and Nitrate Temperature, Fecal Coliform and Nitrate Background aerial photos - 1969 ---PAGE BREAK--- 7 6 1 2 25 36 11 14 30 19 24 18 13 31 23 12 26 35 8 2 1 6 3 34 27 5 22 15 17 10 5 20 29 32 3 T04R18E T04R19E T03R18E T03R19E LG-03 RC-07 RC-06 PROJECT NO. FIGURE NO. DATE: DESIGNED BY: DRAWN BY: REVISED BY: 030009 11 January 2005 GJC GJC Rock Creek Riparian Change Analysis, North Half, 1969 to 1996 WRIA 31 Level 2 Water Quality Project ACM 0 2,000 4,000 6,000 Feet Vegetation change 1969 to 1996 Loss Gain No change Valley bottom boundary Sections Township and Range Monitoring Stations Temperature Fecal Coliform and Nitrate Temperature, Fecal Coliform and Nitrate Background orthophotos - 1996 ---PAGE BREAK--- 6 5 8 7 4 9 1 33 19 20 18 17 31 32 16 21 24 13 12 36 29 28 30 25 30 29 28 25 3 10 34 15 27 22 27 T03R19E T04R19E T03R18E T04R18E RC-10 RC-09 RC-08 RC-07 0 2,000 4,000 6,000 Feet Vegetation change 1969 to 1996 Loss Gain No change Valley bottom boundary Sections Township and Range Monitoring Stations Temperature Fecal Coliform and Nitrate Temperature, Fecal Coliform and Nitrate Background orthophotos - 1996 DATE: 030009 January 2005 GJC GJC Rock Creek Riparian Change Analysis, South Half, 1969 to 1996 WRIA 31 Level 2 Water Quality Project PROJECT NO. FIGURE NO. DESIGNED BY: DRAWN BY: REVISED BY: 12 ACM