Tree Ordinance

Amendments to Chapter 18.45 CMC Tree Preservation and Protection

Ordinance No. 02-2021, Amending Chapter 18.45 CMC – Tree Preservation and Protection

Periodic code reviews and updates allow an opportunity to review code effectiveness, and ensure the codes remain relevant, are consistent with best available science, and align with the community’s vision. In 2020, the City Council amended Chapter 18.45 CMC – Tree Preservation and Protection by passing Ordinance No. 05-2020. The City adjusted some of the standards and on April 13, 2021 the Covington City Council enacted Ordinance No. 02-2021, amending Chapter 18.45 CMC – Tree Preservation and Protection.

Ordinance No. 02-2021 Chapter 18.45 CMC Tree Preservation and Protection Amendments

Ordinance No. 05-2020 Chapter 18.45 CMC Tree Preservation and Protection Amendments

  • Trees reduce air pollutiontreepic22
  • Trees reduce noise pollution
  • Trees provide energy-saving shade and cooling
  • Trees provide habitat for wildlife
  • Trees enhance aesthetics
  • Trees raise property values
  • Trees improve water quality
  • Trees reduce stormwater impacts
  • Trees contribute to a positive community image, pride, and quality of life


The net cooling effect of a young, healthy tree is equivalent to ten room-size air conditioners operating 20 hours a day. U.S. Department of Agriculture

One large tree can provide a day’s supply of oxygen for up to four people. North Carolina State University

One acre of forest absorbs six tons of carbon dioxide and puts out four tons of oxygen. This is enough to meet the annual needs of 18 people. U.S. Department of Agriculture

The planting of trees means improved water quality, resulting in less runoff and erosion. This allows more recharging of the ground water supply. Wooded areas help prevent the transport of sediment and chemicals into streams. USDA Forest Service

In laboratory research, visual exposure to settings with trees has produced significant recovery from stress within five minutes, as indicated by changes in blood pressure and muscle tension. Dr. Roger S. Ulrich Texas A&M University

Having large trees in yards along streets increases a home’s value from 3 percent to 15 percent. Wolf, Kathleen L, PhD, University of Washington (2007) City Trees and Property Values. Arborist News. 16, 4:34-36.



Developed by the International Society of Arboriculture (ISA), a non-profit organization supporting tree care research around the world and dedicated to the care and preservation of shade and ornamental trees. For further information, contact: ISA, P.O. Box 3129, Champaign, IL 61826-3129, USA.

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