Lake and Reservoir Aeration

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Proven Results Utilizing
HYPOLIM TM Technology

ST. PAUL, MN

 

USES

 

  • Municipal water supply

PROBLEMS

  • Taste and odor problems
  • Blue-green algae
  • Low dissolved oxygen year round

TREATMENT

  • Hypolimnetic aeration
  • Ferric chloride injection
RESULTS TO DATE
  • Major reduction in blue-green algae
  • Few taste and odor problems
  • Major reduction in chemical usage (~$150,000/yr.)

 

CORTE MADERA, CA

 

USES

 

  • Municipal water supply
  • Downstream release to cold water fish spawning & habitat region

PROBLEMS

  • High iron and manganese levels
  • Downstream release too warm
  • Downstream release lacking adequate oxygen

TREATMENT

  • Hypolimnetic aeration
RESULTS TO DATE
  • Reduced iron and managanese levels
  • Reduced taste and odor problems
  • Downstream release meets state mandates for dissolved oxygen and temperature

 

GOLDEN, CO

 

USES

 

  • Primary water supply

PROBLEMS

  • High manganese levels
  • Short filter runs

TREATMENT

  • Hypolimnetic aeration in summer
  • Diffused aeration in winter
RESULTS TO DATE
  • Reduced managanese levels
  • 100% increase in filter runs
  • Reduced sludge production

 

Leo Wentzel, GC- President

336-644-1543

leo@airation.com

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