# Connecticut — Private well water testing at property sale: which states require it

For Connecticut, testing required at sale? is Prior to the sale, exchange, purchase, transfer or rental of real property on which a private or semipublic well is located, the owner shall provide the buyer or tenant notice that educational material concerning private well testing is available on the Department of Public Health web site; authority is CGS Sec. 19a-37 (d), verified against its source on 2026-08-19.

- **State:** Connecticut _(our reading, not quoted from the source)_
- **Testing required at sale?:** Prior to the sale, exchange, purchase, transfer or rental of real property on which a private or semipublic well is located, the owner shall provide the buyer or tenant notice that educational material concerning private well testing is available on the Department of Public Health web site _(verified: appears in the quote below)_
- **Authority:** CGS Sec. 19a-37 (d) _(verified: appears in the quote below)_

## What the source says

> CGS Sec. 19a-37 (d): Prior to the sale, exchange, purchase, transfer or rental of real property on which a private or semipublic well is located, the owner shall provide the buyer or tenant notice that educational material concerning private well testing is available on the Department of Public Health web site. If the prospective buyer or tenant has hired a real estate licensee to facilitate the property transaction, such real estate licensee, or, if the prospective buyer or tenant has not hired a real estate licensee, the owner, landlord or closing attorney shall provide to the buyer or tenant an electronic or hard copy of educational material prepared by the Department of Public Health that recommends testing for the contaminants listed in subsection (c) of this section and any other recommendation concerning well testing that the Department of Public Health deems necessary. Failure to provide such notice or educational material shall not invalidate any sale, exchange, purchase, transfer or rental of real property. If the seller or landlord provides such notice or educational material in writing, the seller or landlord and any real estate licensee shall be deemed to have fully satisfied any duty to notify the buyer or tenant.

## Source

- https://portal.ct.gov/dph/-/media/departments-and-agencies/dph/dph/environmental_health/private_wells/pdf/for-real-estate-professionals---educational-materials-concerning-private-well-testing.pdf

Last verified: 2026-08-19. Review by: 2027-08-19.
Part of [Private well water testing at property sale: which states require it](https://referencesource.org/well-water-testing-at-property-transfer/).