Independent listing. Not run by the City of Columbus. The City’s PDF is the official list.

All testers › Sewell Backflow Testing

Sewell Backflow Testing

Also listed as: Sewell Irrigation. Merged because the source lists give the same phone or address.

Phone
TownDelaware
Address on the list
  • P.O. Box 1478, Delaware, OH 43015
  • PO Boc 1478, Delaware, OH 43015
Approved on
  • Columbus · all devices
  • Columbus · irrigation only
  • Del-Co Water
Testers listed3
Ohio certCurrent (earliest ends Feb 13, 2027)

Posted price

This company doesn’t post a price on its website that we could find. Ask when you call. The City’s $25 fee is separate. What it costs

Where this comes from