Flowback and Produced Water ReUse bill.berzins@k-nowbe.com

PowerPoint Presentation Flowback and Produced Water ReUse bill.berzins@k-nowbe.com Produced Water Beneficial Uses • Recycling Frac Fluid for Drilling: Encana (Suffield, Alberta) • Potable Water Aquifer Storage and Retrieval: use of 500 – 1350 TDS CBM water (Gillette, Wyoming) • Irrigation Water Production: Treatment of 6000 TDS produced water (Castaic Lake Water Agency, California) • Irrigation Wa. [...] Montney Scaling Barium (mg/L) Strontium (mg/L) Ra226 (Bq/L) Median and Max Median and Max Median and Max Marcellus 662 15,700 821 5,841 126 891 Montney 409 546 537 10,600 190 240 1 bequerel = 27 picocuries Scale Formation Compound Formula Ksp Calcium hydroxide Ca(OH)2 8 X 10-6 Strontium sulfate SrSO4 3.44 x 10-7 Barium sulfate BaSO4 1.08 x 10-10 Radium sulfate RaSO4 3.66 x 10-11 Residuals Manageme. [...] Montney Scaling Scale Formation Residuals Managememt Scaling Implications Bacterial Implications Strategic Implications Opimizing F&PW Re-Use Well-to-Well Cascading Strategy Slide Number 17 Flowback Treatment Technologies Advanced Treatment Keys to Technology Selection Simplest Strategy – Water Conditioning Blending Pod – Water Re-Use Key Considerations Opimum Flowback Re-Use Slide Number 25 Slide.