Source Water
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Typical Treatment Flow Rates in GPM
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Pathogen Contamination
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Required Degree of Sanitation
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Means of Sanitation Typically Filtration + Glass Media
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Fertigation and Conditioning
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Fresh Water from Well, Surface, Public water supply
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5 -1200
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Low to medium
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High
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Filtration to Copper Ionization
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Filtering solids, Adding nutrients, Wetting the water
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Recirculating Water from Closed Irrigation Systems, Flood Floors/Benches, Gutters.
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30 – 1200
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Low to medium
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Medium to high
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Filtration w/ Copper Ionization, possible CO2 pH control
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As needed to adjust nutrients, surface tension and DO levels
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Leachate from closed drip and overhead watering (typical for vegetables) Greenhouses, fields and hydroponics
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5 – 60 GPM (with or without recirculation)
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Medium to high
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High; possible topical microbial Coliform and EColi kills
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Filtration w/ slow sand, Filtration w/ glass, O2 Oxygen Copper Ionization
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As needed to adjust nutrients, surface tension and DO levels
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Runoff field water (tail water incl. differential) and coupled ponds from Overhead/drip irrigation, often collected in pond For Re-use Outdoors/greenhouses
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5 – 60
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High; Glass Media Filtration In slow sand filter, likely vault
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Medium to high, topical microbial w/ vegetables Coliform and EColi kills
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Glass Media Filtration, Oxygen, Copper Ionization, Possible H202 Injection (27%)
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As needed to adjust nutrients, surface tension and DO levels
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Any runoff field water (tail water incl. differential) and coupled ponds from Overhead/drip irrigation, of For discharge or intermediate storage and re-use after further treatment
Outdoors/greenhouses
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5 – 60
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TNTC Colony levels
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Low to medium
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Filtration (Glass)
Oxygen
Copper Ionization
Possible CO2 pH control
Possible H202 Injection (27%)
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Possible filtration (glass) on discharged water
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