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Inland Wetlands

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What We Do
The inland wetlands and watercourses of the State of Connecticut are an indispensable, irreplaceable, and fragile natural resource with which the citizens of the State have been endowed.  The wetlands and watercourses are an interrelated web of nature essential to:

                 - An adequate supply of surface and underground water
                 - Hydrological stability and control of flooding and erosion
                 - Recharging and purification of groundwater
                 - The existence of many forms of animal, aquatic and plant life

The preservation and protection of the wetlands and watercourses from random, unnecessary and unregulated uses, disturbance or destruction which is in the public interest and is essential to the health, welfare and safety of the citizens of the Town.


Staff reviews of proposed activities to determine if wetland application is required:

Search Documents on Demand for available scanned records 

To obtain a review of your proposed project by Inland Wetlands,
email a written description, along with any plans, surveys and photos, including contact information to:

A reply with additional guidance will be provided as soon as possible.

APPLICATION Filing Instructions
If Staff determines a wetland application is required, you will receive an application wetland checklist to follow.

Application forms found at

File complete wetland application electronically and label each submittal accordingly, i.e. “Wetland Application”,
“Engineering Plans”, “Drainage Report”, "Soil Scientist Report", “Landscape Architect’s Plans“, “Architectural Drawings”, “DEEP Reporting Form”, etc. 

When ready, send by email to: and

You are also required to, hand deliver or mail to Town Hall, one complete paper copy of your wetland application, along with the required checks and proof of mailing notices, if required.  

Once deemed a complete application by Staff, your electronic application will be added to the online Administrative Review folder on the Town website-Inland Wetlands page or to the Commission Review folder, if your activity qualifies for a full Commission review.

Staff will start the review and coordinate with other Land Use Departments and the Commission.  

If application submittal is complete and filed in a timely manner, your application will be scheduled for the Commission’s Agenda.  All statutory deadlines apply.  Schedule of meetings

Two weeks prior to the presentation date, applicants shall electronically submit their presentation materials to be added to the online Commission Review folder.  

Commission Meetings are being held via a virtual platform and once scheduled, the link will be added to the Meeting Agenda and posted online a minimum of 24 hours prior to the meeting.

Contact Us
Monday-Thursday 7:30 a.m. to 3:30 p.m. 
Friday 7:30 to 1:30
Applications will not be accepted after 3 p.m. Monday-Thursday and 1:00 p.m. on Friday
(Appointment required)

Kathleen Holland, Director of Inland Wetlands and Watercourses, Floodplain Manager

Lola Sweeney, Administrative Assistant

Town Hall, Lower Level
77 Main Street
New Canaan, CT 06840