306 Chauncey St — building record — Blueflo

Building record from city data · BROOKLYN, NY

Printed 2026-10-21 from blueflo.tech/b/306-chauncey-street-brooklyn, where it is kept current. These are city records, not an inspection by Blueflo. Every item shows its source and the date it was last checked. Not a warranty. May not be used for tenant screening (terms of use).

built 2005 · 3 stories · 3 apartments on its tax lot · BIN 3041010 · BBL 3015130028

Worth knowing

28 hazardous (class 1) building code violations from 2018–2025 are still open

Source: DOB Violations · as of 2026-10-19

Worth knowing

28 hazardous (class 1) building code violations from 2018–2025 are still open
58 open major (class 2) building code violations from 2019–2026

Clean in the records

Water service line on record as non-lead (records)
Outside FEMA's 1% annual-chance flood zone; no mapped stormwater flooding
No open HPD violations about building conditions from the last 10 years

Worth knowing

28 hazardous (class 1) building code violations from 2018–2025 are still open

Source: DOB Violations · as of 2026-10-19

How often each problem is reported

2024 – 2026

Electrical2 reports
2024Electrical · Jan 2024 · 1 report (1 complaint)Jan 24, 2024
2025
2026Electrical · Jan 2026 · 1 report (2 complaints)Jan 15, 2026 Jan 16, 2026

A filled month had a report to HPD; darker means more than one, and the past year is brightest. Tap one to read it. Complaints within a week count as one report. Records list complaints filed, not conditions found.

Apartments named in these records

Apt 2FL 2 Apt 3 2

2 of this building’s 3 apartments are named in a city record. The rest have no record naming them, which is the usual case.

These are city records about an apartment, not about anyone who lives or lived there. They may not be used to screen a tenant.

Structure and facade

Issues on record

What has happened here

Construction class - 2 · DOB violation

Construction class - 2 · DOB violation

Construction class - 2 · DOB violation

Construction class - 2 · DOB violation

Construction class - 2 · DOB violation

Construction class - 1 · DOB violation

Show 29 more

Construction class - 2 · DOB violation

Construction class - 2 · DOB violation

Construction class - 1 · DOB violation

Construction class - 1 · DOB violation

Construction class - 1 · DOB violation

Construction class - 2 · DOB violation

Construction class - 1 · DOB violation

Construction DOB violation

Construction DOB violation

Construction DOB violation

Construction class - 2 · DOB violation

Construction class - 2 · DOB violation

Construction class - 2 · DOB violation

Construction class - 2 · DOB violation

Construction class - 2 · DOB violation

Construction class - 2 · DOB violation

Construction class - 2 · DOB violation

Construction class - 2 · DOB violation

Construction class - 2 · DOB violation

Doors and windows class C · never closed · HPD violation

Structure and facade class I · never closed · HPD violation

Structure and facade class I · never closed · HPD violation

Structure and facade class I · never closed · HPD violation

Walls, floors and stairs class A · never closed · HPD violation

Walls, floors and stairs class A · never closed · HPD violation

Walls, floors and stairs class A · paperwork · never closed · HPD violation

Doors and windowsApt 2FL class C · never closed · HPD violation

New building permit

Demolition permit

Facade ratingnot requiredNot required: facade inspections apply only to buildings taller than 6 stories
Sidewalk shed and scaffoldingno recordNo sidewalk shed permits on record
Landmark statusno recordNot in a historic district on record

Heat and hot water

3 complaints, 2026

What has happened here

Heat or hot waterApt 3 complaint

Heat or hot water complaint

Heat or hot water complaint

Heat or hot water class C · paperwork · never closed · HPD violation

Heat and hot water complaints

3 heat or hot water complaints

Housing Maintenance Code Complaints and Problems, as of 2026-10-20 · See the complaints at HPD Online →

What this counts

HPD complaints, heat season 2025–26 (Oct 1–May 31)

Heat sourceno recordNo boiler registration or district steam on record
Boiler inspection filingsnot requiredNot required: residential buildings with 6 or fewer units are exempt from annual filings
Boiler work permitsno recordNo boiler work permits on record

Water and pipes

Older records on file

What has happened here

Plumbing class B · never closed · HPD violation

Water service line

Non-Lead (records)

Lead Service Line Location Coordinates, as of 2026-01-30

Pests and cleanliness

Older records on file

What has happened here

Rubbish and cleanliness class B · never closed · HPD violation

Rubbish and cleanliness class B · never closed · HPD violation

MoldApt 2FL class B · never closed · HPD violation

Fire and safety

Older records on file

What has happened here

Fire safety class B · never closed · HPD violation

Fire safety class B · never closed · HPD violation

Fire safety class B · never closed · HPD violation

Fire safety class A · never closed · HPD violation

Electrical

2 complaints, 2026

What has happened here

ElectricalApt 3 complaint

Electrical complaint

Electrical complaint

Electrical class B · never closed · HPD violation

Flooding

No issues on record

FEMA flood zone

Outside FEMA's 1% annual-chance flood zone: X

FEMA National Flood Hazard Layer, as of 2026-10-20

What this counts

Effective FIRM zones touching the building footprint

Stormwater flooding

Extreme storm, 2080 sea levels: Not in mapped flooding; Moderate storm, 2050 sea levels: Not in mapped flooding; Moderate storm, today's sea levels: Not in mapped flooding; Limited storm, today's sea levels: Not loaded (file format unreadable)

NYC Stormwater Flood Maps, as of 2024-07-03

What this counts

Mapped ponding touching the building footprint

BasementWhole tax lot

Partially below grade

PLUTO (tax lot data), as of 2026-08-24

General condition and all records

DOB violations

108 open: 89 about building conditions, 19 older than 10 years

DOB Violations, as of 2026-10-19 · Read these violations in full at DOB →

What this counts

Open DOB, ECB and DOB NOW Safety violations, any date, one per violation. ECB class 1 = hazardous, class 2 = major

Resident complaints to the city

3 heat or hot water, 2 electrical

Electrical, heat or hot waterApt 3

Electrical, heat or hot water

Heat or hot water

Electrical, general repairs, safety

Housing Maintenance Code Complaints and Problems, as of 2026-10-20 · See the complaints at HPD Online →

What this counts

HPD complaints received in the last 2 years; the list below is every complaint on record for the last three years

Permit history

2 permits since 1990

New building permit

Demolition permit

DOB NOW: Build – Approved Permits, as of 2026-10-19 · See every permit at DOB →

What this counts

DOB permits issued (DOB NOW and legacy BIS), one per job and work type; excludes sheds

Everything else on record

General repairs, safety complaint

Other conditions class C · never closed · HPD violation

Other conditions class B · never closed · HPD violation

Smoke or CO detectors class A · never closed · HPD violation

Smoke or CO detectors class A · never closed · HPD violation

Other conditions class B · never closed · HPD violation

Show 2 more

Other conditions class B · never closed · HPD violation

Other conditions class B · never closed · HPD violation

HPD violationsfound0 open. Also 32 older records from 2014–2016 never closed. 51 violations on record in all, 2014–2023 — the 32 most recent are listed here

Nothing on record

Gasno record

Gas pipingno recordNo open gas piping filing violations. Inspection results themselves are not published

Energyno record

Energynot requiredNot required: energy reporting applies to buildings over 25,000 sq ft

ElevatorsNot applicable

Elevatorsnot requiredNo elevators registered to this building

Rent and tenancyNot applicable

Rent stabilizationnot requiredNot on the state's list. Rent stabilization generally applies to buildings with 6 or more apartments

Sources

22 datasets

FEMA

FEMA National Flood Hazard Layer2026-10-20
OpenFEMA NFIP Redacted Claims (v3)2026-09-09

NYC DCP

NYC GeoSearch (address directory)2026-10-20
PLUTO (tax lot data)2026-08-24

NYC DEP

Clean Air Tracking System (boiler registrations)2026-10-20
Lead Service Line Location Coordinates2026-01-30

NYC DEP / Mayor's Office

NYC Stormwater Flood Maps2024-07-03

NYC DOB

DOB NOW Elevator Safety Compliance2026-10-19
DOB NOW: Build – Approved Permits2026-10-19
DOB NOW: Safety Boiler2026-10-19
DOB NOW: Safety – Facades Compliance Filings2026-10-19
DOB Permit Issuance (BIS)2026-10-19
DOB Safety Violations2026-10-19
DOB Violations2026-10-19

NYC DOB / Mayor's Office

Energy and Water Data Disclosure (Local Law 84)2025-11-25

NYC HPD

Buildings Subject to HPD Jurisdiction2026-08-12
Housing Maintenance Code Complaints and Problems2026-10-20
Housing Maintenance Code Violations2026-10-19
Multiple Dwelling Registrations2026-08-12

NYC OTI

AddressPoint2026-07-07
Building Footprints2026-10-19

NYC Rent Guidelines Board / NYS HCR

Rent Stabilized Building Lists (2024 HCR registrations)2025-11-30

Each date is when we last checked that dataset, not when the record itself was created.