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Homeowner decision guide

Ontario basement-flood programs: who pays for what?

Program names, eligible work, approval order, permit offices, and status vary by municipality. One sourced comparison prevents Hamilton, Halton, Niagara, Guelph, Grimsby, and Brantford rules from being blended together.

View the service path
01

Start with the property jurisdiction

A Hamilton mailing pattern does not make a Halton property eligible for Hamilton funding, and a Niagara neighbour does not inherit another city’s program. Confirm the lower-tier municipality, region, and permit office first.

02

Approval usually comes before assumptions

Municipalities decide eligibility and payment. A contractor can assess or perform an approved private-side scope, but cannot promise reimbursement or municipal endorsement.

03

Use the dated comparison below

Only figures confirmed against an official source appear. Proposed, paused, or still-to-be-checked amounts remain unpublished, while the official link and source date stay visible.

One sourced register

Municipality, status, and confirmed figures.

Only confirmed figures appear. Every amount stays beside its source date; proposed, paused, and still-to-be-rechecked values remain unpublished.

CURRENT

City of Hamilton

Hamilton Protective Plumbing Program

The City describes grant and loan pathways for eligible protective-plumbing work at qualifying pre-2012 homes on the municipal sewer system. A permit, inspection, and the City’s eligibility decision are part of the process.

$2,000grant ceiling with a City pre-qualified contractorSource dated 2026-09-03

$500grant cap for eligible backwater-valve work with a contractor not on that listSource dated 2026-09-03

$2,000maximum separate loanSource dated 2026-09-03

City of Hamilton — Protective Plumbing Program Source date 2026-09-03 · last verified 2026-09-27
CURRENT

Halton Region

Halton basement-flooding subsidy

Halton Region administers the subsidy while the local municipality handles applicable permits. Current dollar limits are withheld here until the publish-day source check is recorded.

No current dollar figure is published in this comparison.

Halton Region — Enhanced Basement Flooding Prevention Subsidy Program Source date 2026-09-28 · official recheck required before relying on an amount
CURRENT

City of St. Catharines

St. Catharines Flood Alleviation Program

The City publishes regular and emergency flood-alleviation pathways for qualifying properties. Current funding limits and the emergency device list are withheld here until the publish-day source check is recorded.

No current dollar figure is published in this comparison.

City of St. Catharines — Flood Alleviation Program Source date 2026-09-28 · official recheck required before relying on an amount
CURRENT

City of Niagara Falls

Niagara Falls Weeping Tile Removal Assistance Program

The City’s WRAP pathway addresses eligible private-side weeping-tile and backwater-valve work. Current limits are withheld here until the publish-day source check is recorded.

No current dollar figure is published in this comparison.

City of Niagara Falls — Weeping Tile Removal Assistance Program Source date 2026-09-28 · official recheck required before relying on an amount
CURRENT

City of Welland

Welland Sewer and Water Assistance Program

Welland publishes SWAP guidance for eligible private-side flood-protection work. Current limits are withheld here until the publish-day source check is recorded; contact City Building before planning work around the program.

No current dollar figure is published in this comparison.

City of Welland — Sewer and Water Assistance Program Source date 2026-09-28 · official recheck required before relying on an amount
PROPOSED

Town of Grimsby

Grimsby flood-protection program

The Town program is in development, targeted for 2027, and is not currently available.

No current dollar figure is published in this comparison.

Town of Grimsby — basement flooding information Source date 2026-09-28 · last verified 2026-09-28
PAUSED

City of Brantford

Brantford basement-flooding grant

The City notice described the program as temporarily paused on 2026-09-28, with an update expected after 2026-09-30.

No current dollar figure is published in this comparison.

City of Brantford — basement flooding prevention Source date 2026-09-28 · last verified 2026-09-28
CURRENT

City of Guelph

Guelph private-side lead service support

The City publishes lead-testing and private-side service-replacement information. The reported grant amount is withheld here until the publish-day source check is recorded.

No current dollar figure is published in this comparison.

City of Guelph — Lead in drinking water Source date 2026-09-28 · official recheck required before relying on an amount
NOT VERIFIED

Waterloo Region

Cambridge and Kitchener

No municipal private-side flood subsidy was verified for these city guides at the source date. Check the local municipality before planning around funding.

No dollar figure is published.

Source date 2026-09-28.

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Start with what you know

Describe the property and what changed.

Share the exact location, affected fixture or level, when the symptom began, and whether water is active. The guide helps frame the question; an assessment determines the scope.

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