
Hannawa Building Corp. is a public water system in New York. Backflow preventer assemblies on its distribution system must be tested by a certified tester and the test report filed with the purveyor — here is how filing works.
Confirm the submission channel with the utility before filing. Hannawa Building Corp. has not yet been verified for a specific submission route — some purveyors accept reports by email, others use a portal vendor or take paper filings. BackflowGo tracks this data across 49,000+ US water systems and keeps it current as purveyors confirm their channels.
New York requires DOH-1013 — BackflowGo fills the official PDF for you.
Listing data is sourced from the EPA SDWIS federal registry and BackflowGo's own purveyor research. All New York water systems →