Table E-4.--Report of trace element analysis
Dakotas Area Office, Soil and Water Laboratory (Reclamation, Bismarck, North Dakota)
Study area: Loup River Basin water sampling
Laboratory No.   9600822 9600823 9600824 9600825 9600826
Site ID   FSP FTC FDC SE SW
Date collected   06/18/96 06/18/96 06/18/96 06/18/96 06/18/96
Time collected   850 1015 1100 1350 1515
Field data:
Field temperature °C 15.1 17.2 14.5 27.7 25.7
Field Ec at 25c nmhos/cm 0.65 0.7 1.07 0.68 1.35
Field pH   6.94 7.28 7.04 7.83 7.4
Major cations:
Calcium mg/L 96 80 138 85 134
Magnesium mg/L 21 18 30 29 40
Potassium mg/L 14.3 12.8 19.8 12.1 57.6
Sodium mg/L 21 37 44 11 62
Major anions:
Alkalinity
    (as CaCO3 mg/L)		   299.2 317.1 333.6 349.5 423.5
Chloride mg/L 8.9 12 18.2 2.4 114.3
Sulfate mg/L 27.6 14.1 180.6 13.4 59.9
Dissolved nutrients:
Ammonia (NH3-N) mg/L 0.11 0.1 0.12 0.13 0.57
Nitrate (NO3-N) mg/L 10.97 5.54 5.61 2.2 15
Nitrite (NO2-N) mg/L <0.02 <0.02 <0.02 0.23 0.14
Ortho-Phosphate (P) mg/L 0.41 0.53 0.33 0.12 0.29
Calculated values:
TDS mg/L 379.6 369.9 636.4 365.1 737.4
SAR   0.51 0.98 0.89 0.26 1.21
Hardness as CaCO3 mg/L 325.4 272.2 466.5 330.8 498.5
Cations/anions balance % 1.2 0 1.7 0.7 0.6
Table E-4.--Report of trace element analysis (continued)
Dakotas Area Office, Soil and Water Laboratory (Reclamation, Bismarck, North Dakota)
Study area: Loup River Basin water sampling
Total trace metals--SW846 digestion (µg/L)
Laboratory No.   9600822 9600823 9600824 9600825 9600826
Site ID   FSP FTC FDC SE SW
Date collected   06/18/96 06/18/96 06/18/96 06/18/96 06/18/96
Time collected   850 1015 1100 1350 1515
  Units          
Aluminum µg/L 140 118 146 201 806
Arsenic µg/L 10 13 8 3 6
Barium µg/L 295 249 130 537 619
Beryllium µg/L 0.4 0.2 0.4 0.2 0.2
Boron µg/L 373 356 337 309 382
Cadmium µg/L <10 <10 <10 <10 <10
Chromium µg/L <50 <50 <50 <50 <50
Copper µg/L <50 <50 <50 <50 <50
Iron µg/L <50 <50 <50 165 637
Lead µg/L 9 3 3 2 2
Manganese µg/L <20 <20 31 101 281
Mercury µg/L <.2 <.2 <.2 <.2 <.2
Molybdenum µg/L <10 <10 19 <10 <10
Nickel µg/L <20 <20 <20 <20 <20
Selenium µg/L 12.1 5.1 10.7 1.5 1.8
Strontium µg/L 651 431 610 478 746
Vanadium µg/L 17 12 18 5 4
Zinc µg/L <15 <15 <15 <15 <15
Total trace metals--SW846 digestion (mg/kg dry weight)
Laboratory No.   9600833 9600834 9600835 9600836 9600837
Site ID   FSP soil FTC soil FDC soil SE soil SW soil
Aluminum mg/L 7,372 25,822 20,928 14,625 10,273
Arsenic mg/L <1 3 21 <1 <1
Barium mg/L 101 307 381 175 139
Beryllium mg/L <1 1 <1 <1 <1
Boron mg/L 7 24 22 12 13
Cadmium mg/L 1 2 3 1 1
Chromium mg/L 9 28 52 16 12
Copper mg/L 5 14 13 12 6
Iron mg/L 4,819 18,006 18,343 9,599 7,203
Lead mg/L 1 14 12 10 7
Manganese mg/L 159 570 2,263 224 208
Magnesium mg/L 1,581 5,598 4,327 3,555 2,415
Mercury mg/L <.1 <.1 <.1 <.1 <.1
Molybdenum mg/L 6 19 18 12 9
Nickel mg/L 5 18 20 10 7
Selenium mg/L <1 <1 1.6 <1 <1
Strontium mg/L 37 34 54 41 29
Vanadium mg/L 18 52 66 28 20
Zinc mg/L 18 62 58 49 45
Total organic carbon mg/kg 7,426 10,928 17,654 8,658 8,952

Table of Contents Chapter 1 Chapter 2 Chapter 3 Chapter 4
Chapter 5 Tables Figures Attachments FONSI