1. An Experiment with the BACKPACK LAB ™ by Hanna Instruments

2. OBJECTIVES  To demonstrate the use of the Hanna Backpack Lab ™ in testing various water sources in Illinois.  To present notes and show results from the experiment to exhibit the capabilities of the Backpack Lab ™.  To help provide ideas for versatility of use.

3. SAMPLE LOCATIONS / TYPES  Calumet-Sag Channel  Maple Lake Forest Preserve  Lake Michigan  Tap Water (Frankfurt, IL)  Softened Water  Reverse Osmosis

4. Water Quality Backpack Lab ™ Contains:  Backpack for all items needed for testing.  Key terms for water quality testing.  Laminated field test procedure for each parameter.  Much more…

5. TEST PARAMETERS MEASURED / AVAILABLE  Nitrate  Phosphate  Temperature  Total Dissolved Solids  Turbidity  Acidity  Alkalinity  Carbon Dioxide  Conductivity (EC)  Dissolved Oxygen  Hardness

6. Notes from Cal-Sag Collection Site  Site located in Cook County at SEPA facility in Worth, IL at approximately 117 th and Harlem Ave.  Samples collected at 3:30 p.m. on 3/23/03.  Sunny  No wind  Air temperature was 64°F  Water flowing 0.25 ft/sec  Very turbid.

7. Notes from Maple Lake Collection Site  Site located in the Cook County Forest Preserves at 95 th Street and Wolf Road.  Samples collected at 4:30 p.m. on 3/23/03.  No wind  Air temperature was 64°F  Water was calm and had no flow.  Extremely clear

8. TESTING WAS PERFORMED

9. RESULTS Dissolved Oxygen and Phosphate not tested.

10. PARAMETERRESULTS 1. pH 2. EC 3. TDS 4. Temperature 5. Nitrate 6. Methyl Orange Acidity 7. Phenolphthalein Acidity 8. Phenolphthalein Alkalinity 9. Bromophenol Blue Alkalinity 10. Hardness 11. Carbon Dioxide 12. Turbidity 1. 7.4 2. 1520 μS/cm 3. 760 ppm 4. 49.7°F 5. 0 ppm 6. 0 ppm 7. 50 ppm CaCO 3 8. 0 ppm 9. 300 ppm CaCO 3 10. 420 ppm CaCO 3 11. 4 ppm 12. 0.6 inches CAL-SAG CHANNEL

11. PARAMETERRESULTS 1. pH 2. EC 3. TDS 4. Temperature 5. Nitrate 6. Methyl Orange Acidity 7. Phenolphthalein Acidity 8. Phenolphthalein Alkalinity 9. Bromophenol Blue Alkalinity 10. Hardness 11. Carbon Dioxide 12. Turbidity 1. 8.2 2. 257 μS/cm 3. 128.5 ppm 4. 42.3°F 5. 0 ppm 6. 0 ppm 7. 5 ppm CaCO 3 8. 0 ppm 9. 150 ppm CaCO 3 10. 120 ppm CaCO 3 11. 5 ppm 12. 4-5 feet MAPLE LAKE MAPLE LAKE

12. PARAMETERRESULTS 1. pH 2. EC 3. TDS 4. Temperature 5. Nitrate 6. Methyl Orange Acidity 7. Phenolphthalein Acidity 8. Phenolphthalein Alkalinity 9. Bromophenol Blue Alkalinity 10. Hardness 11. Carbon Dioxide 12. Turbidity 1. 7.2 2. 308 μS/cm 3. 154 ppm 4. 71.8°F 5. 0 ppm 6. 0 ppm 7. 25 ppm CaCO 3 8. 0 ppm 9. 180 ppm CaCO 3 10. 150 ppm CaCO 3 11. 25 ppm 12. < 0.5 NTU LAKE MICHIGAN LAKE MICHIGAN

13. PARAMETERRESULTS 1. pH 2. EC 3. TDS 4. Temperature 5. Nitrate 6. Methyl Orange Acidity 7. Phenolphthalein Acidity 8. Phenolphthalein Alkalinity 9. Bromophenol Blue Alkalinity 10. Hardness 11. Carbon Dioxide 12. Turbidity 1. 7.0 2. 990 μS/cm 3. 495 ppm 4. --- 5. 0 ppm 6. 0 ppm 7. 100 ppm CaCO 3 8. 0 ppm 9. 870 ppm CaCO 3 10. 720 ppm CaCO 3 11. 90 ppm 12. < 0.5 NTU TAP WATER TAP WATER

14. PARAMETERRESULTS 1. pH 2. EC 3. TDS 4. Temperature 5. Nitrate 6. Methyl Orange Acidity 7. Phenolphthalein Acidity 8. Phenolphthalein Alkalinity 9. Bromophenol Blue Alkalinity 10. Hardness 11. Carbon Dioxide 12. Turbidity 1. 7.3 2. 1190 μS/cm 3. 595 ppm 4. --- 5. 0 ppm 6. 0 ppm 7. 100 ppm CaCO 3 8. 0 ppm 9. 630 ppm CaCO 3 10. 60 ppm CaCO 3 11. 90 ppm 12. < 0.5 NTU SOFTENED SOFTENED

15. PARAMETERRESULTS 1. pH 2. EC 3. TDS 4. Temperature 5. Nitrate 6. Methyl Orange Acidity 7. Phenolphthalein Acidity 8. Phenolphthalein Alkalinity 9. Bromophenol Blue Alkalinity 10. Hardness 11. Carbon Dioxide 12. Turbidity 1. 5.8 2. 37 μS/cm 3. 18.5 ppm 4. --- 5. 0 ppm 6. 0 ppm 7. 100 ppm CaCO 3 8. 0 ppm 9. 50 ppm CaCO 3 10. 0 ppm CaCO 3 11. 90 ppm 12. < 0.5 NTU REVERSE OSMOSIS

16. COMPARISON OF RESULTS

17. RESULTS CHART pH7.48.27.27.07.35.8 EC 1520μS/cm 257 μS/cm 308 μS/cm 990 μS/cm 1190 μS/cm 37 μS/cm TDS 760 ppm 128.5 ppm 154 ppm 495 ppm 595 ppm 18.5 ppm Temperature 49.7°F 42.3°F 71.8°F --------- Nitrate 0 ppm Methyl Orange Acidity 0 ppm Phenolphthalein Acidity 50 ppm CaCO 3 5 ppm CaCO 3 25 ppm CaCO 3 100 ppm CaCO 3 Phenolphthalein Alkalinity 0 ppm Bromophenol Blue Alkalinity 300 ppm CaCO 3 150 ppm CaCO 3 180 ppm CaCO 3 870 ppm CaCO 3 630 ppm CaCO 3 50 ppm CaCO 3 Hardness 420 ppm CaCO 3 120 ppm CaCO 3 150 ppm CaCO 3 720 ppm CaCO 3 60 ppm CaCO 3 0 ppm CaCO 3 Carbon Dioxide 4 ppm 5 ppm 25 ppm 90 ppm Turbidity 0.6 inches 4-5 feet < 0.5 NTU Parameter Cal-Sag Maple Lake Lake Michigan Tap Water Softened Rev. Osmosis Parameter Cal-Sag Maple Lake Lake Michigan Tap Water Softened Rev. Osmosis

18. THE END Experiment performed by Paul Fabsits Presentation by Rafael Halliburton