Table 6. Kilauea east rift zone SO2 emission rates - vehicle-based Date SO2(t/d) SD (t/d) WS (m/s) WD (degree) N Location Code 1/10/2002 660 380 9.2 9 6 L C 1/16/2002 610 180 8.9 14 7 L C 2/1/2002 1710 -- 3.5 70 1 U C 2/4/2002 1050 270 5.5 54 3 U C 2/11/2002 1170 310 10.3 30 7 L B 2/21/2002 950 150 7.9 30 6 L C 2/25/2002 1280 240 11.3 30 6 L C 3/4/2002 720 120 5.2 40 6 UL C 3/18/2002 1010 250 14.7 30 7 L A 4/2/2002 1150 200 8.3 355 5 L B 5/2/2002 980 220 5.6 34 5 U C 5/16/2002 1240 260 6.1 34 7 U B 5/20/2002 1510 200 7.2 70 3 U C 5/29/2002 900 250 5 80 7 U C 5/30/2002 860 230 4.7 56 4 U C 6/4/2002 1020 430 6 48 8 U B 6/12/2002 1170 380 7 25 7 U C 6/18/2002 3100 1370 6.5 50 5 U C 6/25/2002 1370 270 9.1 25 8 L B 7/22/2002 2180 380 9.6 35 7 UL B 8/1/2002 1930 0 7.5 35 1 U C 8/5/2002 2240 710 10 40 6 U B 8/15/2002 1300 140 6.9 41 5 U B 8/21/2002 1530 370 7 36 6 U B 8/28/2002 990 260 6.2 57 3 U C 9/4/2002 1630 250 8.4 27 6 U A 9/13/2002 1560 260 8.2 17 4 U B 9/17/2002 1340 190 7 52 6 U A 10/7/2002 1600 520 6.2 45 6 U C 10/18/2002 640 300 5.2 78 4 U C 10/21/2002 1160 350 7.1 40 5 U B 10/29/2002 2610 90 9.7 15 2 L C 11/1/2002 1760 270 7.1 31 5 U A 11/13/2002 1490 230 7.3 33 6 U A 11/13/2002 1570 520 6.7 40 8 U B 11/22/2002 1190 100 4 30 3 U C 12/2/2002 1790 140 4.6 30 4 U C 12/3/2002 2650 490 10.8 1 3 L A 12/9/2002 1200 470 7.8 28 5 U B 12/16/2002 1720 620 7.4 18 4 U B 12/23/2002 1380 390 6.7 36 6 U A 1/31/2003 1080 210 6.1 35 6 U B 2/11/2003 1760 950 6 31 6 U C 2/19/2003 1010 0 6.8 13 1 U C 2/24/2003 1190 240 7.4 25 6 U A 3/18/2003 1510 350 9.2 17 6 U A 4/23/2003 1300 250 7.7 21 10 UL B 5/8/2003 1270 180 5 48 2 U C 5/13/2003 1340 410 5 30 7 U B 5/19/2003 1190 420 6.4 48 7 U C 6/10/2003 1710 490 5.4 27 10 L B 6/16/2003 1890 450 6.6 16 6 U C 6/23/2003 2340 790 7.2 18 7 U A 6/26/2003 1590 410 6.8 27 7 U B 7/2/2003 1300 340 7.9 18 7 U B 7/8/2003 1920 280 5.8 25 3 U C 7/10/2003 2090 260 7.6 5 6 U C 7/18/2003 1120 270 9 8 6 L C 7/21/2003 1740 700 9.6 13 6 UL C 7/23/2003 1350 590 5.9 50 6 U C 7/29/2003 1450 430 9.6 15 7 U C 8/6/2003 1400 240 6.3 45 8 U B 8/8/2003 1690 420 8.9 7 8 U B 8/12/2003 1950 460 10.4 17 4 U B 8/22/2003 1330 290 8.1 25 6 U B 8/27/2003 1100 140 7.8 6 5 UL C 9/2/2003 950 370 7 31 5 U C 9/12/2003 1580 630 6.1 31 6 U C 9/15/2003 1070 210 9.6 10 6 U A 10/7/2003 1420 330 5.6 25 6 U B 10/15/2003 1510 490 6.8 22 6 U A 11/4/2003 2090 1010 5.5 10 5 U C 11/10/2003 1750 530 7.3 25 6 U C 11/13/2003 1040 220 7.7 13 6 U C 11/19/2003 1070 220 12.6 357 6 L C 12/12/2003 1340 420 6.3 60 5 U C 12/15/2003 2110 420 7.7 30 7 U C 12/23/2003 1060 520 6.6 73 6 U C 1/28/2004 1250 290 7.3 11 7 UL C 1/30/2004 1180 210 6.5 13 5 UL C 2/2/2004 1710 360 5.9 29 6 U C 2/5/2004 890 200 6.9 352 6 L C 2/20/2004 1080 260 5.7 29 6 U B 2/24/2004 1700 610 6.5 34 6 U C 3/18/2004 460 50 3 175 3 H C 3/23/2004 1070 400 8 359 6 L C 3/29/2004 1530 460 8.2 27 6 U B 4/14/2004 1650 930 5.3 46 5 U C 4/16/2004 1200 260 9.2 14 8 U A 4/22/2004 1760 360 4 71 3 U C 4/27/2004 2290 430 5.5 356 4 L C 5/3/2004 970 200 12.4 12 6 UL C 5/4/2004 840 280 10 24 6 U C 5/12/2004 1200 290 6.2 69 5 U C 5/21/2004 1400 470 6.8 59 5 U C 5/24/2004 1320 360 4.6 40 6 U C 5/26/2004 1010 490 6.6 24 6 U C 6/1/2004 1000 160 5.3 45 6 U C 6/4/2004 990 450 8.4 23 4 U B 6/10/2004 1440 480 9.3 13 6 U B 6/16/2004 1150 340 5.1 13 6 U B 6/18/2004 1060 270 5.3 16 6 U B 6/21/2004 1280 280 7 18 6 U A 6/29/2004 1490 560 7.6 37 6 U B 7/1/2004 1140 260 6.4 20 7 U B 7/9/2004 960 370 5 35 5 U B 7/14/2004 1150 410 6.4 52 7 U A 7/22/2004* 1110 170 6 20 8 U C 7/28/2004* 1220 440 7.1 46 6 U B 8/5/2004 1260 350 6.6 10 8 U B 8/19/2004 1130 270 4.1 21 8 L C 8/20/2004 1100 80 9.7 8 3 U C 8/23/2004 1360 390 8.8 14 3 U B 8/30/2004 950 310 7 21 5 U B 9/10/2004 920 160 7.5 2 5 L C 9/17/2004** 830 140 5.5 40 6 U B 9/24/2004 810 330 8 10 6 U C 9/30/2004 860 130 6.2 10 4 L C 10/18/2004 1160 400 7.7 30 7 U B 10/29/2004 1660 610 5.8 26 6 U B 11/17/2004 1180 340 5.8 28 5 U B 11/30/2004 1080 330 7.4 15 9 U B 12/6/2004 1060 240 8.7 15 6 L A 2/7/2005 2390 650 5.8 29 6 U B 2/8/2005 3010 580 6.5 17 6 U A 2/9/2005 3110 860 5.9 55 7 U B 2/10/2005 2480 590 5.8 31 7 U B 2/14/2005 2520 330 8.3 351 6 L B 2/15/2005 3170 540 8.8 19 6 U B 2/17/2005 3600 770 10.4 11 3 L C 2/24/2005 5090 870 6.8 57 7 U A 2/25/2005 3940 330 9.1 25 3 L C 2/28/2005 5540 1930 6.8 8 6 U B 3/11/2005 3010 850 9.1 350 6 L B 3/22/2005 4520 950 6.4 32 7 U A 4/1/2005 2770 580 12 6 6 U A 4/4/2005 3270 590 7.7 35 6 U B 4/7/2005 2910 1530 6.8 15 5 U C 4/15/2005 2130 540 5.9 21 7 U B 4/18/2005 2030 600 5 71 4 U C 4/20/2005 2810 510 9.3 18 6 U B 5/4/2005 1710 610 4.9 92 4 U C 5/8/2005 1760 370 7.3 36 5 U B 5/9/2005 1990 740 6.1 41 5 U A 5/11/2005 1940 210 5.1 39 6 U A 6/6/2005 1800 530 7.1 32 5 U C 6/8/2005 1950 650 8.9 30 6 U C 6/15/2005 1380 200 7.4 41 5 U B 6/30/2005 2160 490 6.6 46 8 U B 7/5/2005 1780 270 10.5 6 2 L C 7/6/2005 3270 720 15.2 10 8 L B 7/8/2005 1610 460 7.5 43 10 U A 7/12/2005 1370 550 8.7 34 8 U A 7/14/2005 1930 570 5.7 46 8 U A 7/19/2005 1560 510 9 32 4 U B 7/29/2005 2250 750 8.3 33 8 U A 8/1/2005 2610 560 7.3 26 4 U B 8/2/2005 1780 750 8.8 38 6 U B 8/9/2005 1760 380 6.1 40 3 U C 8/17/2005 2070 800 5.9 43 6 U B 8/25/2005 2040 890 9.4 16 6 L C 9/1/2005 1860 450 6.9 41 7 U A 9/25/2005 1420 480 6.8 45 5 U B 10/2/2005 1910 470 8.3 19 6 U B 10/7/2005 1870 440 8.1 44 8 U B 10/21/2005 1860 470 8.1 29 6 U B 11/9/2005 1760 430 6.4 29 3 U C 11/10/2005 1730 490 7 42 8 U B 11/15/2005 1940 480 8.5 38 6 U B 12/8/2005 1950 370 7.2 37 5 U C 12/12/2005 2310 600 10 25 6 L B 12/23/2005 2770 560 6.3 10 4 L B 1/5/2006 2370 420 10.7 15 8 UL C 1/10/2006 1210 350 7.4 27 6 U B 1/11/2006 1210 420 6.8 40 6 U B 1/19/2006 1870 240 6.7 26 6 U C 3/30/2006 2640 450 4.8 90 4 U C 4/3/2006 1840 610 7.6 33 6 U A 4/13/2006 1780 520 8 40 6 U B 4/19/2006 1740 390 9 27 6 U B 5/8/2006 1490 460 5.8 61 8 U C 5/11/2006 1910 590 8.1 28 8 U B 5/30/2006 1580 600 6.6 58 6 U B 6/13/2006 1500 480 6.9 48 6 U C 6/19/2006 1630 140 8.4 40 6 U B 6/29/2006 3000 590 8 40 5 U A 6/30/2006 1720 590 9 40 6 U A 7/5/2006 2260 360 7 30 6 U B 7/6/2006 2130 500 7.4 31 5 U B 7/11/2006 2940 650 8.7 33 5 U B 7/17/2006 1460 370 6.7 79 5 U C 8/4/2006 2040 600 10.6 28 6 U B 8/7/2006 1740 550 6 47 6 U B 8/14/2006 2680 570 7.2 29 6 U B 8/17/2006 2830 1200 8.2 28 6 U B 8/21/2006 2040 650 7.4 27 6 U C 8/31/2006 2010 580 8.4 36 6 U B 9/7/2006 2310 630 7 30 6 U A 9/13/2006 1820 500 5.8 38 6 U C 9/20/2006 1510 420 8.1 37 6 U A 9/21/2006 1960 550 6.1 59 5 U C 9/27/2006 2090 810 7.1 39 6 U B 9/28/2006 2290 690 5.7 36 5 U C 10/3/2006 3700 2200 6.4 27 6 U C 10/23/2006 1880 450 6.5 29 4 UL C 10/24/2006 2020 860 5.8 38 4 U B 10/25/2006 2100 640 9.1 30 6 U A 11/8/2006 1830 780 10.3 27 6 U A 11/16/2006 2250 600 6.8 34 6 U B 11/21/2006 1940 1000 5 60 6 U C 11/22/2006 2450 790 6.9 30 7 U B 12/1/2006 2300 350 5.5 42 5 U C 12/11/2006 1550 550 5.2 60 6 U C 12/14/2006 2330 650 7.3 24 5 U C 12/20/2006 1830 830 5.7 33 6 U C 12/29/2006 1680 630 4.4 80 6 U C Location Codes: (see fig. 1) U- Above the 180° turn at Holei Pali (upper Chain of Craters Road) L- Below Holei Pali (lower Chain of Craters Road) UL-individual traverses were made both above and below the 180° turn at Holei Pali H- Highway 11 Data Quality Codes: A - BEST QUALITY DATA -usually with strong, steady, well constrained wind conditions, and a compact, consistent plume shape (15.7% of data). B - GOOD QUALITY DATA - usually with moderately consistent plume shape and location of plume on road. Collected under moderately strong, uniform winds, with good constraint on wind speed and direction. (40.7% of data) C - ACCEPTABLE DATA - may have variable plume location and shape. Wind speed and direction may be variable or poorly constrained. Some runs may measure a partial plume, and result in a minimum emission rate. Measurements with instrument inconsistencies are included in this category. (43.5% of data) Abreviations: t/d=metric tonne (1000 kg)/day, SD=standard deviation, WS=wind speed, WD=wind direction east of true north, N=number of traverses *SO2 measurements by FLYSPEC **Reported SO2 measurements prior to this date are by COSPEC; those from this date onward are by FLYSPEC.