# chl_nutrients.txt # tab-delimited text file # comment lines start with # # import data after comments # # Abbreviations: # MG/L, milligrams per liter # MG/M2, milligrams per square meter # UG/L, micrograms per liter # DDMMSS, Degrees minutes seconds # # # STAID Station Identification Number # SNAME Station Name # DATES Date, in Month, Day, Year formatted m/d/yyyy # TIMES Time, in military units # P81024 Drainage area, in square miles # LATITUDE Latitude, North, DDMMSS # LONGITUDE Longitude, West, DDMMSS # p_00010 WATER TEMPERATURE, in Degrees Celcius # p_00061 DISCHARGE, INSTANTANEOUS, in Cubic Feet per Second (CFS) # p_00095 SPECIFIC CONDUCTANCE, in microsiemens per centimeter (US/CM) @ 25C # p_00300 OXYGEN, DISSOLVED, in MG/L # p_00400 PH, in STANDARD UNITS # p_00955 SILICA DISSOLVED, in MG/L AS SIO2 # p_00930 SODIUM DISSOLVED, in MG/L AS NA # p_01056 MANGANESE DISSOLVED, in UG/L AS MN # p_00925 MAGNESIUM DISSOLVED, in MG/L AS MG # p_01046 IRON DISSOLVED, in UG/L AS FE # p_00915 CALCIUM DISSOLVED, in MG/L AS CA # p_00935 POTASSIUM DISSOLVED, in MG/L AS K # p_00950 FLUORIDE DISSOLVED, in MG/L AS F # p_00945 SULFATE DISSOLVED, in MG/L AS SO4 # p_00940 CHLORIDE DISSOLVED, in MG/L AS CL # p_00680 CARBON ORGANIC TOTAL, in MG/L AS C # p_00681 CARBON ORGANIC DISSOLVED, in MG/L AS C # p_00665 PHOSPHORUS TOTAL, in MG/L AS P # p_00666 PHOSPHORUS DISSOLVED, in MG/L AS P # p_00671 PHOSPHORUS ORTHO, in MG/L AS P # p_00631 NO2 + NO3 DISSOLVED, in MG/L AS N # p_00625 NITROGEN AMMONIA+ORGANIC, in MG/L AS N # p_00623 NITROGEN AMMONIA & ORGANIC, in MG/L AS N # p_00613 NITROGEN,NITRITE, in MG/L AS N # p_00608 NITROGEN, AMMONIA, in MG/L AS N # p_70953 CHLOROPHYLL A, PHYTOPLANKTON, in UG/L # p_70957 CHLOROPHYLL A, PERIPHYTON, in MG/M2 # # r_'X' = remark code for that parameter concentration # # Remark codes: <, less than Laboratory Reporting Level; # E, estimated concentration # # # BE AWARE that the column headings may not align vertically with the corresponding data # when viewed in a web browser or text-based program because the file is tab-delimited. # This file should be imported into a software package that can correctly format the # columns based on the tabs. # # STAID SNAME DATES TIMES P81024 LATITUDE LONGITUDE p_00010 p_00061 p_00095 p_00300 p_00400 r_00955 p_00955 r_00930 p_00930 r_01056 p_01056 r_00925 p_00925 r_01046 p_01046 r_00915 p_00915 r_00935 p_00935 r_00950 p_00950 r_00945 p_00945 r_00940 p_00940 r_00680 p_00680 r_00681 p_00681 r_00665 p_00665 r_00666 p_00666 r_00671 p_00671 r_00631 p_00631 r_00625 p_00625 r_00623 p_00623 r_00613 p_00613 r_00608 p_00608 r_70953 p_70953 r_70957 p_70957 01090477 "Black Brook, Dunbarton Rd, nr Manchester, NH " 6/13/2001 1445 20.72 430131 713017 22 26 125 8.4 6.4 3.8 18.1 22.9 0.849 280 3.36 0.56 < 0.2 3.4 30.6 7.9 6.7 0.018 0.01 < 0.02 E 0.042 0.4 0.31 E 0.003 E 0.027 1.4 2.3 01090477 "Black Brook, Dunbarton Rd, nr Manchester, NH " 7/4/2001 1200 20.72 430131 713017 20.5 10 113 8.8 6.8 3.9 16.3 19.4 0.839 540 3.42 0.52 < 0.2 2.1 27.5 7.5 6.4 0.019 0.013 < 0.02 0.072 0.41 0.33 0.006 E 0.029 0.6 3.8 01090477 "Black Brook, Dunbarton Rd, nr Manchester, NH " 7/25/2001 800 20.72 430131 713017 24 3 101 7.7 7 2.2 13.9 21.3 0.834 290 3.4 0.51 E 0.1 2.1 22.1 6.7 5.5 0.018 0.009 < 0.02 0.094 0.36 0.33 < 0.006 < 0.04 4.1 5.5 01090477 "Black Brook, Dunbarton Rd, nr Manchester, NH " 8/15/2001 900 20.72 430131 713017 19 2.4 94 8.6 6.9 2.1 12.6 17.7 0.836 290 3.27 0.57 < 0.2 2.9 19.9 5.8 4.8 0.012 0.009 < 0.02 0.082 0.36 0.3 < 0.006 E 0.025 0.7 10 01090477 "Black Brook, Dunbarton Rd, nr Manchester, NH " 9/6/2001 900 20.72 430131 713017 14 0.71 140 11.1 7.2 2.3 19.1 22.1 1.04 110 4.09 0.74 < 0.2 4.7 32.2 4.3 3.7 0.006 E 0.004 < 0.02 0.087 0.23 0.2 < 0.006 < 0.04 0.4 7.2 011032058 "Charles River at Maple St. at North Bellingham, MA " 6/11/2001 1240 21 420711 712710 21.5 12 571 7.7 7 6.6 75.7 172 3.91 170 23.1 5.28 E 0.1 24.4 132 5.8 5.2 0.047 0.018 < 0.02 2.19 0.59 0.47 0.037 0.057 0.9 5.7 011032058 "Charles River at Maple St. at North Bellingham, MA " 7/4/2001 900 21 420711 712710 19.6 42 416 5.6 6.6 5.1 56.2 63 2.82 370 16.7 3.6 < 0.2 20.1 89.9 9.5 8.1 0.05 0.016 < 0.02 0.449 0.55 0.47 0.008 E 0.036 0.9 2.6 011032058 "Charles River at Maple St. at North Bellingham, MA " 7/25/2001 900 21 420711 712710 25.5 8.8 624 6.7 7 2.9 84.8 52.3 3.66 120 22.8 6.97 E 0.1 24.2 142 5.9 4.7 0.037 0.017 < 0.02 2.38 0.47 0.4 0.015 E 0.036 0.7 3.8 011032058 "Charles River at Maple St. at North Bellingham, MA " 8/15/2001 840 21 420711 712710 19.9 26 587 6.3 6.8 5.1 78.2 44.1 4.3 180 24.3 9.1 E 0.1 36.4 119 8.5 7.2 0.045 0.025 E 0.015 1.75 0.64 0.58 0.015 E 0.038 1.5 4.4 011032058 "Charles River at Maple St. at North Bellingham, MA " 9/13/2001 850 21 420711 712710 18.5 6.1 782 7.2 7.3 2 106 41 5.72 70 27.8 10 E 0.1 52.6 150 7.1 5 0.036 0.015 < 0.02 2.28 0.59 0.46 0.009 E 0.039 7.3 1.6 01096544 "STONY BROOK AT SCHOOL STREET AT CHELMSFORD, MA " 6/13/2001 1110 41.57 423704 712408 21 58 383 8.5 7.1 4.1 50.3 195 2.85 200 17.2 3.4 < 0.2 8.3 89.1 6 5.4 0.028 0.011 < 0.02 0.179 0.46 0.34 0.006 E 0.029 0.8 5.7 01096544 "STONY BROOK AT SCHOOL STREET AT CHELMSFORD, MA " 7/2/2001 1545 41.57 423704 712408 23 74 349 8 7.3 7.9 44.6 235 2.73 780 15.7 2.82 < 0.2 5.2 83 9.6 7.4 0.049 0.019 < 0.02 0.086 0.54 0.44 0.006 E 0.037 1.6 2.2 01096544 "STONY BROOK AT SCHOOL STREET AT CHELMSFORD, MA " 7/24/2001 1130 41.57 423704 712408 25 15 389 7.7 7.7 7.2 49.3 137 2.98 100 18.1 2.99 < 0.2 5.6 90.8 6.9 5.4 0.028 0.009 < 0.02 0.166 0.38 0.31 E 0.003 < 0.04 0.7 11.9 01096544 "STONY BROOK AT SCHOOL STREET AT CHELMSFORD, MA " 8/14/2001 1345 41.57 423704 712408 22 17 344 8.4 7.5 9.6 41.9 288 2.81 400 16.6 3.88 E 0.1 6 77.6 7.6 6.2 0.035 0.014 < 0.02 0.203 0.49 0.41 0.006 0.043 1.4 7.4 01096544 "STONY BROOK AT SCHOOL STREET AT CHELMSFORD, MA " 9/6/2001 1300 41.57 423704 712408 18.5 4.5 415 8.5 7.6 9.3 50.6 169 3.29 200 19.5 4.01 < 0.2 6.7 97.4 5.9 4.8 0.023 0.011 < 0.02 0.35 0.37 0.33 E 0.004 < 0.04 3.4 1.7 01096710 "ASSABET RIVER AT ALLEN STREET AT NORTHBOROUGH, MA " 6/6/2001 1330 29.5 421946 713748 18 53 514 8.8 7.2 7.4 54.7 99.8 3.22 190 23.5 7.53 0.2 12.7 127 7.6 6.3 0.149 0.104 0.074 0.916 0.53 0.42 0.007 0.053 0.8 16.9 01096710 "ASSABET RIVER AT ALLEN STREET AT NORTHBOROUGH, MA " 7/3/2001 1230 29.5 421946 713748 19 40 533 8.8 7.5 9.5 63.8 105 3.77 270 26.3 7.68 0.2 53.5 134 7.3 6.8 0.185 0.132 0.114 0.926 0.52 0.45 0.015 0.041 1 0.8 01096710 "ASSABET RIVER AT ALLEN STREET AT NORTHBOROUGH, MA " 7/23/2001 930 29.5 421946 713748 22 15 732 8 7.6 9 85.5 45.4 5.03 90 35 13.6 0.4 19.6 177 5.4 4.5 0.381 0.323 0.313 2.13 0.56 0.45 0.01 E 0.026 1.4 31.8 01096710 "ASSABET RIVER AT ALLEN STREET AT NORTHBOROUGH, MA " 8/13/2001 1115 29.5 421946 713748 21 18 764 8.1 7.4 8.7 78.7 111 4.43 60 44.3 21.2 0.3 18 192 6.2 5.1 0.198 0.149 0.126 2.31 0.59 0.51 0.018 0.081 3.3 19.9 01096710 "ASSABET RIVER AT ALLEN STREET AT NORTHBOROUGH, MA " 9/7/2001 1030 29.5 421946 713748 18.5 8.2 961 8.8 7.8 7.3 104 29 5.7 30 49.5 26.1 0.6 30.2 228 5.5 4.8 0.712 0.666 0.655 6.19 0.77 0.68 0.012 E 0.023 2.3 27.6 01105504 "EAST BRANCH NEPONSET AT CANTON JUNCTION, MA " 6/7/2001 1240 28.13 420931 710917 20.7 26 25 8.1 7.3 7.1 27.5 161 3.02 430 11.2 1.48 E 0.1 8.1 50.6 7.7 6 0.035 0.014 < 0.02 0.414 0.49 0.35 0.011 0.073 2 12.6 01105504 "EAST BRANCH NEPONSET AT CANTON JUNCTION, MA " 7/3/2001 920 28.13 420931 710917 19.2 74 187 9.3 6.7 6.2 21.6 122 2.18 480 8.8 1.32 < 0.2 6.6 37.4 11 8.9 0.047 0.027 < 0.02 0.167 0.61 0.5 0.007 0.041 1.2 3.2 01105504 "EAST BRANCH NEPONSET AT CANTON JUNCTION, MA " 7/24/2001 920 28.13 420931 710917 25.2 17 250 8.1 7.3 7.3 29.3 152 3.3 470 12.2 1.61 E 0.1 7.4 53.7 6.9 5.1 0.039 0.013 < 0.02 0.231 0.39 0.33 E 0.004 E 0.032 15.6 2.9 01105504 "EAST BRANCH NEPONSET AT CANTON JUNCTION, MA " 8/14/2001 1500 28.13 420931 710917 21.9 59 192 8.4 6.7 7.7 20.8 141 2.58 370 9.69 1.55 < 0.2 12.3 34.7 8.3 6.4 0.046 0.017 E 0.011 0.215 0.59 0.41 0.006 E 0.035 1.8 0.5 01105504 "EAST BRANCH NEPONSET AT CANTON JUNCTION, MA " 9/11/2001 930 28.13 420931 710917 23.4 8.5 271 7.8 7.1 5.6 30.1 218 3.47 290 12.3 1.91 E 0.1 7.9 56.8 6.2 4.8 0.026 0.009 < 0.02 0.232 0.44 0.32 E 0.003 0.059 0.8 0.6 01106468 "MATFIELD RIVER AT N CENTRAL ST AT E BRIDGEWATER,MA " 6/7/2001 930 30.79 420201 715821 17 47 494 7.3 6.8 7.7 60 211 3.7 130 20.2 4.88 0.2 20.1 102 7.8 5.9 0.174 0.076 0.049 2.85 1.3 1.1 0.181 0.558 0.7 45.3 01106468 "MATFIELD RIVER AT N CENTRAL ST AT E BRIDGEWATER,MA " 7/2/2001 1220 30.79 420201 715821 20.2 111 303 7.1 6.6 6.5 37.6 69.8 2.51 290 13.7 3.02 < 0.2 12 60.9 9.4 7.7 0.109 0.058 0.021 1.68 1.2 1.1 0.193 0.472 1.3 18.8 01106468 "MATFIELD RIVER AT N CENTRAL ST AT E BRIDGEWATER,MA " 7/23/2001 1130 30.79 420201 715821 22 30 550 5.1 6.9 7.8 66 23.2 3.83 70 26.4 8.41 E 0.1 24.6 101 8.3 6.7 0.322 0.284 0.247 4.93 3.2 3.2 0.408 2.37 0.8 43.2 01106468 "MATFIELD RIVER AT N CENTRAL ST AT E BRIDGEWATER,MA " 8/14/2001 950 30.79 420201 715821 20.7 98 261 6.3 6.5 6.5 31.5 88.6 2.5 280 11.6 2.97 < 0.2 18.1 47 7.9 6.6 0.198 0.156 0.133 0.856 1.2 0.98 0.08 0.438 1.2 49.9 01106468 "MATFIELD RIVER AT N CENTRAL ST AT E BRIDGEWATER,MA " 9/10/2001 1200 30.79 420201 715821 23.3 24 593 5 6.8 7.3 71.1 58.6 3.76 50 21.8 10.6 E 0.2 29.7 101 9.2 7.1 0.905 0.899 0.812 6.67 3.8 3.7 0.436 2.54 1.9 23.2 01112262 "MILL RIVER AT SUMMER STREET NEAR BLACKSTONE, MA " 6/11/2001 1610 28.47 420227 713056 18 18 243 7.5 6.6 8.3 32.4 47.2 2.06 480 9.07 2.02 < 0.2 7.7 56.2 6.1 5.5 0.065 0.033 E 0.01 0.75 0.49 0.36 0.008 0.061 0.5 16.3 01112262 "MILL RIVER AT SUMMER STREET NEAR BLACKSTONE, MA " 7/3/2001 1620 28.47 420227 713056 19.2 47 208 8.3 6.5 8.6 27.2 33 1.58 520 7.33 1.72 < 0.2 5.8 46.7 10 8.3 0.05 0.024 < 0.02 0.316 0.5 0.42 0.008 E 0.036 0.8 4.5 01112262 "MILL RIVER AT SUMMER STREET NEAR BLACKSTONE, MA " 7/24/2001 1510 28.47 420227 713056 23.8 12 227 8.6 7 9.6 30.4 18.4 2.07 250 9.41 2.46 < 0.2 7.1 50.7 5.7 4.2 0.044 0.021 < 0.02 1.04 0.29 0.23 E 0.004 < 0.04 0.5 17 01112262 "MILL RIVER AT SUMMER STREET NEAR BLACKSTONE, MA " 8/13/2001 1650 28.47 420227 713056 20.4 41 166 8.4 6.6 8.9 19.1 27.2 1.7 210 7.62 2.41 < 0.2 9.4 30.5 7.3 6.1 0.05 0.015 < 0.02 0.565 0.51 0.31 0.006 < 0.04 3 6.4 01112262 "MILL RIVER AT SUMMER STREET NEAR BLACKSTONE, MA " 9/12/2001 1700 28.47 420227 713056 19.3 5 291 8.8 6.9 6.8 35.7 18.5 2.47 60 11 3.31 < 0.2 9.1 59.2 4 2.9 0.035 0.014 < 0.02 1.43 0.28 0.24 E 0.004 < 0.04 0.3 . 01102500 "ABERJONA RIVER AT WINCHESTER, MA " 6/12/2001 930 24.7 422650 710822 18 32 429 6.8 6.9 5.8 49.8 318 4.08 140 23.8 3.13 E 0.1 20.4 91.4 7.7 7 0.08 0.013 < 0.02 1.53 1.8 1.5 0.143 0.931 1.4 5 01102500 "ABERJONA RIVER AT WINCHESTER, MA " 7/2/2001 1230 24.7 422650 710822 21.5 161 360 7.1 7.3 4.8 42.3 59.8 3.07 280 20.1 2.76 < 0.2 14.4 75.3 7.7 5 0.067 0.013 < 0.02 0.677 1.1 0.86 0.052 0.418 3.6 14.4 01102500 "ABERJONA RIVER AT WINCHESTER, MA " 7/23/2001 1630 24.7 422650 710822 23.5 9.6 640 6.1 7.5 8.9 72.7 223 6.1 120 36 3.96 0.2 26.1 137 5.4 3.9 0.032 0.006 < 0.02 1.89 0.61 0.47 0.076 0.192 4.4 42 01102500 "ABERJONA RIVER AT WINCHESTER, MA " 8/13/2001 1430 24.7 422650 710822 22 60 375 7.3 7.6 5.9 38.8 80.2 3.44 320 22.2 3.38 E 0.1 28.3 70 7.3 5.2 0.058 0.011 < 0.02 0.869 2.2 2.1 0.085 1.59 6.7 52.4 01102500 "ABERJONA RIVER AT WINCHESTER, MA " 9/7/2001 1530 24.7 422650 710822 20 5.3 599 5.6 7.8 8.5 64.7 121 6.13 70 36.2 4.35 0.2 33 121 6.1 4.8 0.035 0.01 < 0.02 1.88 1.6 1.4 0.144 0.893 6.1 18 01105000 "NEPONSET RIVER AT NORWOOD, MA " 6/7/2001 1500 34.7 421039 711205 20.4 . 281 7.6 7.2 5.8 33.7 97.9 3.3 500 12.1 1.61 < 0.2 6.8 61.6 9.3 8.1 0.04 0.02 < 0.02 0.246 0.48 0.37 0.006 E 0.025 0.7 7.6 01105000 "NEPONSET RIVER AT NORWOOD, MA " 7/3/2001 1210 34.7 421039 711205 20.6 137 207 8.7 6.9 7 24.9 60.1 2.32 470 9.74 1.7 < 0.2 6.3 42.9 12 10 0.05 0.022 < 0.02 0.153 0.62 0.49 0.009 0.043 2.3 8.5 01105000 "NEPONSET RIVER AT NORWOOD, MA " 7/24/2001 1230 34.7 421039 711205 25 11 331 7.8 7.2 6.5 42.5 91.8 4.07 460 15.9 2.12 < 0.2 7.7 76.8 6.4 5.9 0.024 0.015 < 0.02 0.323 0.35 0.31 E 0.004 E 0.025 1.2 3.4 01105000 "NEPONSET RIVER AT NORWOOD, MA " 8/14/2001 1810 34.7 421039 711205 22.3 69 287 8.7 7 6.5 34.3 99.6 3.43 310 12.8 2.38 < 0.2 10.7 59.5 7.4 6 0.044 0.016 < 0.02 0.224 0.51 0.36 E 0.005 < 0.04 2.8 6.5 01105000 "NEPONSET RIVER AT NORWOOD, MA " 9/12/2001 1410 34.7 421039 711205 20.8 4.8 662 10.6 7.4 4.6 95.5 74.9 4.26 200 19.2 3.04 E 0.2 8.9 149 4.9 4.2 0.044 0.035 0.019 0.589 1.3 1.1 E 0.003 < 0.04 0.3 4.9 01102345 "SAUGUS R AT SAUGUS IRON WORKS AT SAUGUS, MA " 6/12/2001 1710 20.8 422805 710027 18 14 395 7.6 7.2 7.7 48.3 109 6.43 350 18.9 2.7 E 0.2 11.4 86 8.5 8.5 0.067 0.021 < 0.02 0.803 0.7 0.55 0.056 0.074 1.1 2.2 01102345 "SAUGUS R AT SAUGUS IRON WORKS AT SAUGUS, MA " 7/2/2001 920 20.8 422805 710027 19 85 279 6.6 7.2 7.3 34.2 82.7 3.97 470 14 2.15 < 0.2 8.2 55.7 11 8.6 0.065 0.032 < 0.02 0.343 0.65 0.51 0.012 E 0.033 1.7 2.8 01102345 "SAUGUS R AT SAUGUS IRON WORKS AT SAUGUS, MA " 7/24/2001 800 20.8 422805 710027 22 8.2 604 7.5 7.8 11.8 74 67.7 10.1 130 25.4 2.6 0.2 9.7 137 9.1 7.3 0.072 0.021 < 0.02 0.53 0.49 0.45 0.007 E 0.023 1.1 3.5 01102345 "SAUGUS R AT SAUGUS IRON WORKS AT SAUGUS, MA " 8/14/2001 830 20.8 422805 710027 21 35 432 7.3 7.6 12.1 47.5 44.5 8.83 270 18.4 2.77 < 0.2 8.1 93.2 13 9.9 0.048 0.028 E 0.011 0.154 0.57 0.52 E 0.004 E 0.034 1.2 6.4 01102345 "SAUGUS R AT SAUGUS IRON WORKS AT SAUGUS, MA " 9/8/2001 830 20.8 422805 710027 18.5 3.4 640 8.6 8.2 11.3 74.9 36.8 11.3 130 27.4 3.39 0.2 12.7 144 9.4 6.9 0.039 0.018 E 0.01 0.522 1.2 1.1 E 0.004 < 0.04 1.3 1.8 01095220 "STILLWATER RIVER NEAR STERLING, MA " 6/8/2001 1430 31.6 422439 714730 19.1 41 106 8.2 6.6 5.8 11.7 49.8 0.919 190 5.1 1.01 < 0.2 5.3 20.6 5.5 4.8 0.018 0.008 < 0.02 0.087 0.26 0.2 < 0.006 < 0.04 0.6 6.8 01095220 "STILLWATER RIVER NEAR STERLING, MA " 7/4/2001 1415 31.6 422439 714730 19.8 47 116 8.4 6.4 6.8 14 44 0.989 290 5.82 1.05 < 0.2 4.7 23.4 6.1 5.4 0.021 0.013 < 0.02 0.098 0.34 0.28 0.006 E 0.034 1.2 4.5 01095220 "STILLWATER RIVER NEAR STERLING, MA " 7/25/2001 1330 31.6 422439 714730 25 25 158 10 6.7 7 16.4 83.3 1.53 140 8.98 1.66 < 0.2 6.3 31.8 4.5 3.3 0.02 0.006 < 0.02 0.124 0.23 0.18 < 0.006 < 0.04 1.7 1.4 01095220 "STILLWATER RIVER NEAR STERLING, MA " 8/15/2001 1400 31.6 422439 714730 21.3 42 141 8.7 6.7 7.4 15.9 75.5 1.4 260 8.61 1.56 < 0.2 7.3 29.2 5.9 4.8 0.024 0.008 < 0.02 0.12 0.35 0.26 < 0.006 E 0.037 2.6 3 01095220 "STILLWATER RIVER NEAR STERLING, MA " 9/13/2001 1310 31.6 422439 714730 16.9 99 189 8.7 6.7 8.3 17.3 118 1.98 90 11.9 2.18 < 0.2 9.5 35.1 4 1.8 0.043 < 0.006 < 0.02 0.202 0.34 0.11 < 0.006 E 0.022 5.5 7.4 01109000 "WADING RIVER NEAR NORTON, MA " 6/8/2001 900 43.3 415651 711038 18.2 64 269 7.9 6.7 5 34.3 84.5 2.26 470 10.1 1.41 < 0.2 5.8 64.2 12 10 0.031 0.016 < 0.02 0.127 0.52 0.4 E 0.004 0.045 0.6 5.7 01109000 "WADING RIVER NEAR NORTON, MA " 7/2/2001 1720 43.3 415651 711038 22.1 88 232 7.7 6.6 7.1 31.8 95.5 1.88 450 9.28 1.4 < 0.2 6.2 55.8 10 8.7 0.037 0.041 < 0.02 0.198 0.53 0.45 0.009 E 0.036 1.2 6.6 01109000 "WADING RIVER NEAR NORTON, MA " 7/23/2001 1700 43.3 415651 711038 24.6 14 317 7.5 6.9 4 43.7 65.7 2.72 340 12.5 1.74 < 0.2 5.5 77.6 6.6 5.9 0.02 0.012 < 0.02 0.163 0.33 0.33 E 0.004 E 0.025 0.7 3.8 01109000 "WADING RIVER NEAR NORTON, MA " 8/13/2001 1150 43.3 415651 711038 21.6 71 193 7.5 6.5 4.5 22.2 166 1.88 320 8.59 1.72 < 0.2 8.3 36.7 8.4 6 0.069 0.02 < 0.02 0.215 2 0.35 0.01 0.049 3.5 4.6 01109000 "WADING RIVER NEAR NORTON, MA " 9/10/2001 1700 43.3 415651 711038 22.4 4.5 287 6.8 6.9 3.8 33.8 74.9 2.69 190 12.2 2.15 < 0.2 7.9 61 6.8 5.7 0.016 0.011 < 0.02 0.142 0.37 0.29 < 0.006 < 0.04 0.7 3.6 01101500 "IPSWICH RIVER AT SOUTH MIDDLETON, MA " 6/12/2001 1420 44.5 423410 710139 19 44 341 7.7 6.9 7.9 44.2 291 3.23 760 15.4 1.93 E 0.1 8 76.6 12 11 0.052 0.028 E 0.009 0.173 0.67 0.57 0.007 E 0.037 22.4 0.3 01101500 "IPSWICH RIVER AT SOUTH MIDDLETON, MA " 7/4/2001 830 44.5 423410 710139 18.5 79 238 7.4 7.1 12.1 31 116 2.38 1190 12.6 1.96 < 0.2 4.3 50.8 19 18 0.062 0.043 < 0.02 0.079 0.88 0.89 0.01 E 0.038 0.7 10 01101500 "IPSWICH RIVER AT SOUTH MIDDLETON, MA " 7/24/2001 1410 44.5 423410 710139 26.5 11 335 6.9 7.6 12.3 41.4 233 3.04 560 16 2.23 E 0.1 6.2 74.7 12 10 0.043 0.023 < 0.02 0.138 0.5 0.45 E 0.005 < 0.04 1.1 15.2 01101500 "IPSWICH RIVER AT SOUTH MIDDLETON, MA " 8/14/2001 1100 44.5 423410 710139 21 70 216 7.3 6.8 12.1 24.9 3.3 2.49 980 12.1 2.46 < 0.2 13.5 41.3 19 19 0.057 0.039 E 0.016 0.084 0.89 0.81 E 0.005 0.041 1.6 24.9 01101500 "IPSWICH RIVER AT SOUTH MIDDLETON, MA " 9/6/2001 1530 44.5 423410 710139 22 4.9 358 7.5 7.4 14 43.9 971 3.44 670 18 3.27 < 0.2 6.7 79.7 15 13 0.044 0.025 < 0.02 0.055 0.73 0.68 E 0.004 E 0.024 2.6 8.1