The fate of three groups of microorganisms â bacteria, protozoa, and viruses â in wastewater is an important consideration in onsite sewage treatment and disposal systems (hereafter referred to as septic systems).he fate of three groups of microorganisms â bacteria, protozoa, and viruses â in wastewater is an important consideration in onsite sewage treatment and disposal systems (hereafter referred to as septic systems).
Forget maps......Chicago is in zone 5...and gardeners wishing to plant those plants that are hardy to the Chicago area had better realize that zone 5 plants are the ones to buy. Besides zones are a relative term. Chicago is on the shores of Lake Michigan and the closer to the Lake, the more moderate the temperatures.
Current Temperature NRÂ° Population 30,348. Chicago Heights is located in Cook County, IL. The population is 30,348. There are 20 public schools in Chicago Heights with an average Homefacts rating of D+. The total crime rate for Chicago Heights is , and there are 51 registered sex offenders residing in the city.