Loading...
HomeMy WebLinkAboutWA-1121_13273_G_O_20190206_MANNKENDALLEvaluation Date:Job ID: Facility Name: Constituent: Conducted By: Concentration Units:ug/L Sampling Point ID:MW-1 MW-5 MW-14 MW-15 MW-16R OW-5 Sampling Sampling Event Date 1 3/7/2007 81550 72800 91620 54410 2 8/9/2007 65490 3 9/23/2009 79130 56670 66630 37530 280.4 4 8/12/2010 41674 24120 32750 14518 222.35 5 9/7/2012 56120 45010 68800 13920 1564 6 8/22/2013 57830 39470 57700 15610 764.1 73530 7 3/3/2016 57223 40640 43501 563.9 723 91260 8 2/28/2017 38750 52820 94500 9 10/31/2017 27847.7 32497 31210 51577 10 9/10/2018 48281 49160 77140 4823 56650 11 12 13 14 15 16 17 18 19 20 Coefficient of Variation:0.32 0.32 0.35 0.92 0.76 0.27Mann-Kendall Statistic (S):-14 -12 -10 -20 2 -2 Confidence Factor:94.6% 87.0% 82.1% 99.3% 59.2% 59.2% Concentration Trend:Prob. Decreasing Stable Stable Decreasing No Trend Stable Notes: 1.At least four independent sampling events per well are required for calculating the trend. Methodology is valid for 4 to 40 samples. 2.Confidence in Trend = Confidence (in percent) that constituent concentration is increasing (S>0) or decreasing (S<0): >95% = Increasing or Decreasing; ≥ 90% = Probably Increasing or Probably Decreasing; < 90% and S>0 = No Trend; < 90%, S≤0, and COV ≥ 1 = No Trend; < 90% and COV < 1 = Stable. 3.Methodology based on "MAROS: A Decision Support System for Optimizing Monitoring Plans", J.J. Aziz, M. Ling, H.S. Rifai, C.J. Newell, and J.R. Gonzales, Ground Water , 41(3):355-367, 2003. DISCLAIMER: The GSI Mann-Kendall Toolkit is available "as is". Considerable care has been exercised in preparing this software product; however, no party, including without limitation GSI Environmental Inc., makes any representation or warranty regarding the accuracy, correctness, or completeness of the information contained herein, and no such party shall be liable for any direct, indirect, consequential, incidental or other damages resulting from the use of this product or the information contained herein. Information in this publication is subject to change without notice. GSI Environmental Inc., disclaims any responsibility or obligation to update the information contained herein. TOTAL BTEX CONCENTRATION (ug/L) GSI Environmental Inc., www.gsi-net.com GSI MANN-KENDALL TOOLKIT for Constituent Trend Analysis February 7, 2019 13273 Hak's Store Total BTEX J.M. Edwards 1 10 100 1000 10000 100000 05/05 10/06 02/08 07/09 11/10 04/12 08/13 12/14 05/16 09/17 02/19 06/20Concentration (ug/L)Sampling Date MW-1 MW-5 MW-14 MW-15 MW-16R OW-5 Evaluation Date:Job ID: Facility Name:Constituent: Conducted By:Concentration Units:ug/L Sampling Point ID:MW-1 MW-5 MW-14 MW-15 MW-16R OW-5 Sampling Sampling Event Date 1 3/7/2007 2840 11200 16900 11300 2 8/9/2007 12900 3 9/23/2009 1850 4940 7020 6400 105 4 8/12/2010 754 2120 4430 2500 95.4 5 9/7/2012 510 3540 6700 1340 395 6 8/22/2013 1160 3620 6150 1200 202 4240 7 3/3/2016 843 2840 5600 125 201 4310 8 2/28/2017 1200 5410 1780 9 10/31/2017 27.7 567 2350 767 10 9/10/2018 141 1280 4920 166 1110 11 12 13 14 15 16 17 18 19 20 Coefficient of Variation:0.92 0.92 0.62 1.14 0.60 0.70 Mann-Kendall Statistic (S):-18 -24 -24 -24 2 -6Confidence Factor:98.4%99.4%99.4%99.9%59.2%88.3% Concentration Trend:Decreasing Decreasing Decreasing Decreasing No Trend Stable Notes: 1.At least four independent sampling events per well are required for calculating the trend. Methodology is valid for 4 to 40 samples. 2.Confidence in Trend = Confidence (in percent) that constituent concentration is increasing (S>0) or decreasing (S<0): >95% = Increasing or Decreasing; ≥ 90% = Probably Increasing or Probably Decreasing; < 90% and S>0 = No Trend; < 90%, S≤0, and COV ≥ 1 = No Trend; < 90% and COV < 1 = Stable. 3.Methodology based on "MAROS: A Decision Support System for Optimizing Monitoring Plans", J.J. Aziz, M. Ling, H.S. Rifai, C.J. Newell, and J.R. Gonzales, Ground Water, 41(3):355-367, 2003. DISCLAIMER: The GSI Mann-Kendall Toolkit is available "as is". Considerable care has been exercised in preparing this software product; however, no party, including without limitation GSI Environmental Inc., makes any representation or warranty regarding the accuracy, correctness, or completeness of the information contained herein, and no such party shall be liable for any direct, indirect, consequential, incidental or other damages resulting from the use of this product or the information contained herein. Information in this publication is subject to change without notice. GSI Environmental Inc., disclaims any responsibility or obligation to update the information contained herein. GSI Environmental Inc., www.gsi-net.com BENZENE CONCENTRATION (ug/L) February 7, 2019 Hak's Store Benzene GSI MANN-KENDALL TOOLKIT for Constituent Trend Analysis J.M. Edwards 13273 1 10 100 1000 10000 100000 05/05 10/06 02/08 07/09 11/10 04/12 08/13 12/14 05/16 09/17 02/19 06/20Concentration (ug/L)Sampling Date MW-1 MW-5 MW-14 MW-15 MW-16R OW-5 Evaluation Date:Job ID: Facility Name:Constituent: Conducted By:Concentration Units:ug/L Sampling Point ID:MW-1 MW-5 MW-14 MW-15 MW-16R MW-29 MW-39 Sampling Sampling Event Date 1 3/7/2007 8.47 2010 2210 4850 2 8/9/2007 3690 5120 3 9/23/2009 62.5 1220 615 3050 214 2570 1050 4 8/12/2010 25 266 995 2590 517 1250 2770 5 9/7/2012 65 1060 837 780 495 253 2490 6 8/22/2013 26.4 761 1710 574 99.4 224 3370 7 3/3/2016 63 981 2090 111 129 127 1550 8 2/28/2017 187 458 1060 9 10/31/2017 25 281 239 196 10 9/10/2018 31 367 263 49.8 82.8 11 12 13 14 15 16 17 18 19 20 Coefficient of Variation:0.57 0.75 0.73 0.93 0.69 1.24 0.77 Mann-Kendall Statistic (S):5 -18 -16 -28 -4 -15 -14Confidence Factor:68.3%96.2%94.0%>99.9%75.8%99.9%94.6% Concentration Trend:No Trend Decreasing Prob. Decreasing Decreasing Stable Decreasing Prob. Decreasing Notes: 1.At least four independent sampling events per well are required for calculating the trend. Methodology is valid for 4 to 40 samples. 2.Confidence in Trend = Confidence (in percent) that constituent concentration is increasing (S>0) or decreasing (S<0): >95% = Increasing or Decreasing; ≥ 90% = Probably Increasing or Probably Decreasing; < 90% and S>0 = No Trend; < 90%, S≤0, and COV ≥ 1 = No Trend; < 90% and COV < 1 = Stable. 3.Methodology based on "MAROS: A Decision Support System for Optimizing Monitoring Plans", J.J. Aziz, M. Ling, H.S. Rifai, C.J. Newell, and J.R. Gonzales, Ground Water, 41(3):355-367, 2003. DISCLAIMER: The GSI Mann-Kendall Toolkit is available "as is". Considerable care has been exercised in preparing this software product; however, no party, including without limitation GSI Environmental Inc., makes any representation or warranty regarding the accuracy, correctness, or completeness of the information contained herein, and no such party shall be liable for any direct, indirect, consequential, incidental or other damages resulting from the use of this product or the information contained herein. Information in this publication is subject to change without notice. GSI Environmental Inc., disclaims any responsibility or obligation to update the information contained herein. MTBE CONCENTRATION (ug/L) GSI Environmental Inc., www.gsi-net.com GSI MANN-KENDALL TOOLKIT for Constituent Trend Analysis February 7, 2019 13273 Hak's Store MTBE J.M. Edwards 1 10 100 1000 10000 05/05 10/06 02/08 07/09 11/10 04/12 08/13 12/14 05/16 09/17 02/19 06/20Concentration (ug/L)Sampling Date MW-1 MW-5 MW-14 MW-15 MW-16R MW-29 MW-39 Evaluation Date:Job ID: Facility Name:Constituent: Conducted By:Concentration Units:ug/L Sampling Point ID:MW-1 MW-5 MW-14 MW-15 MW-16R MW-29 MW-39 Sampling Sampling Event Date 1 3/7/2007 91765.29 83153.8 106017.3 74609.31 2 8/9/2007 73198 5178.59 3 9/23/2009 87649 66060 75549 44192.7 566.681 2640.71 1848.92 4 8/12/2010 46903 30221 37458.4 19567 833.9 1287.16 3228.58 5 9/7/2012 65915.7 51350 75295 16494.5 2464.5 258.85 2634.6 6 8/22/2013 65682.7 46204 66558.1 18762.7 1076.93 241.8 3595 7 3/3/2016 71862.1 50965.1 63864.6 766.8 1061.69 131.09 1572 8 2/28/2017 43242.2 57318 1080.5 9 10/31/2017 37127 37469.4 34688.26 258 10 9/10/2018 57644.9 59270.2 82984 5924.1 160.09 11 12 13 14 15 16 17 18 19 20 Coefficient of Variation:0.28 0.31 0.33 0.92 0.61 1.23 0.72 Mann-Kendall Statistic (S):-14 -12 -14 -24 4 -15 -18Confidence Factor:94.6%87.0%91.0%99.9%75.8%99.9%98.4% Concentration Trend:Prob. Decreasing Stable Prob. Decreasing Decreasing No Trend Decreasing Decreasing Notes: 1.At least four independent sampling events per well are required for calculating the trend. Methodology is valid for 4 to 40 samples. 2.Confidence in Trend = Confidence (in percent) that constituent concentration is increasing (S>0) or decreasing (S<0): >95% = Increasing or Decreasing; ≥ 90% = Probably Increasing or Probably Decreasing; < 90% and S>0 = No Trend; < 90%, S≤0, and COV ≥ 1 = No Trend; < 90% and COV < 1 = Stable. 3.Methodology based on "MAROS: A Decision Support System for Optimizing Monitoring Plans", J.J. Aziz, M. Ling, H.S. Rifai, C.J. Newell, and J.R. Gonzales, Ground Water, 41(3):355-367, 2003. DISCLAIMER: The GSI Mann-Kendall Toolkit is available "as is". Considerable care has been exercised in preparing this software product; however, no party, including without limitation GSI Environmental Inc., makes any representation or warranty regarding the accuracy, correctness, or completeness of the information contained herein, and no such party shall be liable for any direct, indirect, consequential, incidental or other damages resulting from the use of this product or the information contained herein. Information in this publication is subject to change without notice. GSI Environmental Inc., disclaims any responsibility or obligation to update the information contained herein. 15 PRIMARY COCS CONCENTRATION (ug/L) GSI Environmental Inc., www.gsi-net.com GSI MANN-KENDALL TOOLKIT for Constituent Trend Analysis February 7, 2019 13273 Hak's Store 15 Primary COCs J.M. Edwards 1 10 100 1000 10000 100000 1000000 05/05 10/06 02/08 07/09 11/10 04/12 08/13 12/14 05/16 09/17 02/19 06/20Concentration (ug/L)Sampling Date MW-1 MW-5 MW-14 MW-15 MW-16R MW-29 MW-39