Site R03

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This is a summary page of all field data for Reservoir Bottle Site R-03.

Field Data Summary Report

Below is a field data summary report for this site, including the average value for each measured parameter and its standard deviation. Collector initials are explained here.

Date Collector Time Depth (ft)[1] pH TDS (ppm) Cond. (µS) Temp. (C°)
2011/06 RC, BO, NM 9:41 27[2] 7.71 152 305 24.8
2011/08 RC, JW, BO 10:30 20 7.20 175 351 23.1
2011/10 RC, JW 14:10 20 8.21 169 344 14.7
2012/04 AH, NF, BO 9:35 22 7.87 161 285 12.3
2012/07 AH, BO 10:50 15 7.65 170 340 27.0
2012/10 AH, BF 10:40 13 8.01 158 319 18.0
2013/05 AH, DT 11:47 15 6.43 193 385 17.7
2013/07 AH, DT, SD 12:57 23 7.94 183 363 24.3
2013/10 AH, DT 12:30 15 7.58 168 337 20.7
2014/06 BO, NM, JR 14:02 15 6.68 208 416 20.0
2014/09 BO, ET, TH 11:05 20 8.03 202 404 24.6
2014/10 TH, BFo, BO 10:28 15 6.75 187 372 18.0
2015/05 BO, NM, TH 11:00 15 6.59 187 373 18.2
2015/07 BO, GM 10:38 15 7.41 141 280 22.6
2015/09 TH, NH, BFo 8:57 16 7.67 170 337 21.9
Avg. values ± std dev. 17 ± 3 7.5 ± 0.6 175 ± 19 347 ± 40 21 ± 4

Metal Concentrations

The following samples were analyzed for various metals. All results are reported in units of parts per million (ppm). Any result that was below the instrument detection limit is designated by '<LD'.

Date Ca Mg Fe Mn Al[3] Sr Pb As Hg Cr Ba Cd
2011/06 26.4 5.96 <LD 0.213 0.080 <LD <LD <LD <LD 0.027 <LD
2011/08 30.5 7.78 <LD 0.227 0.096 <LD <LD <LD <LD 0.036 <LD
2011/10 29.5 6.32 <LD 0.121 0.091 <LD <LD <LD <LD 0.020 <LD
2012/04 26.5 6.37 0.08 0.273 0.087 <LD <LD <LD <LD 0.044 <LD
2012/07 30.4 6.86 <LD 0.016 0.089 <LD <LD <LD <LD 0.011 <LD
2012/10 31.2 6.86 1.24 0.093 0.099 <LD <LD <LD <LD 0.044 <LD
2013/05 28.9 6.62 <LD 0.088 0.093 <LD <LD <LD <LD 0.024 <LD
2013/07
2013/10 27.7 6.38 0.10 0.093 0.099 <LD <LD <LD <LD 0.057 <LD
2014/06 34.6 7.86 0.15 0.693 0.39 0.119 <LD <LD <LD <LD 0.045 <LD
2014/09 31.6 7.09 0.19 0.276 0.29 0.108 <LD <LD <LD <LD 0.046 <LD
2014/10 31.0 6.98 0.09 0.146 0.27 0.105 <LD <LD <LD <LD 0.037 <LD
2015/05 27.1 6.28 0.05 0.202 0.52 0.083 <LD <LD <LD <LD 0.037 <LD
2015/07 26.1 5.94 0.06 0.257 0.34 0.088 <LD <LD <LD <LD 0.039 <LD
2015/09 28.9 6.39 0.05 0.047 0.23 0.095 <LD <LD <LD <LD 0.033 <LD
Mean ± std. dev. = 29 ± 2 6.7 ± 0.6 0.2 ± 0.4 0.2 ± 0.2 0.3 ± 0.1 0.10 ± 0.01 0.04 ± 0.01

TDS, Alkalinity, and Salt Concentrations

The following samples were analyzed for total dissolved solids (TDS), alkalinity, and various anionic salts. All results are reported in parts per million (ppm). For salts, any level that was below the instrument detection limit is designated by '<LD'.

Date TDS Alk.[4] F- Cl- Br- NO3- PO43- SO42-
2011/06 228 62.51 0.03 27.03 0.38 2.56 <LD 45.87
2011/08 96 52.27 0.04 44.38 0.46 2.82 0.31 49.83
2011/10 291 56.81 0.01 39.96 0.24 2.81 0.30 53.92
2012/04 74 56.81 0.16 41.39 0.23 3.95 0.28 57.34
2012/07 25 40.46 0.12 43.67 0.25 1.21 0.27 58.85
2012/10 293 57.31 0.36 59.65 0.37 0.98 <LD 79.01
2013/05 233 35.00 0.31 83.68 0.08 3.27 <LD 79.28
2013/07 225 39.35 0.34 62.72 0.07 3.19 <LD 60.18
2013/10 213 48.53 0.34 66.36 0.06 1.73 <LD 72.98
2014/06 251 55.28 0.32 92.30 0.05 3.45 <LD 79.66
2014/09 194 57.24 0.29 84.72 0.06 0.91 0.90 72.70
2014/10 238 55.12 0.32 86.17 0.05 0.58 <LD 76.49
2015/05 227 43.46 0.35 89.36 0.01 2.32 <LD 80.09
2015/07 148 48.34 0.41 46.79 0.04 3.53 <LD 68.05
2015/09 148 46.66 0.35 55.68 0.04 <LD <LD 74.26
Mean ± std. dev. = 192 ± 78 50 ± 8 0.3 ± 0.1 62 ± 21 0.2 ± 0.2 2 ± 1 0.4 ± 0.3 67 ± 12

Notes

  1. Samples are taken ~5 ft off the bottom of the lake.
  2. This sample was taken from just under the surface of the lake.
  3. Samples were not analyzed for aluminum prior to June 2014.
  4. Alkalinity is reported as ppm CaCO3 equivalents.



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