Building health · BROOKLYN, NY

1806 48 St

built 1923 · 4 stories · 41 apartments
Also known as 4801 18 Ave, 4809 18 Ave — one building, several doors.
Registered with the city: Lucent Management · 1 other building here list it; Knoll & Weinberg Realty Corp · 1 other building here list it

Apartments named in these records

13 of this building’s 41 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

Flooding

Issues on record
FEMA flood zone

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

FEMA National Flood Hazard Layer, as of 2026-10-21
What this counts

Effective FIRM zones touching the building footprint

Stormwater flooding

Extreme storm, 2080 sea levels: Nuisance flooding (4 in. to 1 ft); 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

Below grade

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

Heat and hot water

Issues on record (2023) · 5 complaints, 2024–2026 · 2 in the past year
Heat source

Boiler burning natural gas (Easco ESP-80), registration current since Oct 2025

Clean Air Tracking System (boiler registrations), as of 2026-10-21 · See this building's boiler registrations on NYC Open Data →
Boiler inspection filings

Latest accepted inspection Dec 2025, defects reported: no

DOB NOW: Safety Boiler, as of 2026-10-20 · See the boiler filings at DOB →
What this counts

Accepted annual boiler inspection filings, any date

Boiler work permits

Latest boiler work permit 2022 (3 on record)

DOB Permit Issuance (BIS), as of 2026-10-20
What this counts

DOB boiler permits (BIS and DOB NOW); a permit dates work, not the boiler's age

Heat and hot water complaints

2 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)

Water and pipes

No issues on record
What has happened here
Water service line

Non-Lead (statistical analysis/predictive model)

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

Pests and cleanliness

Issues on record, most recently 2023

Fire and safety

Issues on record, most recently 2023
What has happened here
2024 Dec
Fire safetyApt B6 class C · closed · HPD violation
2024 Oct
Fire safety class C · closed · HPD violation
2024 Sep
Fire safety class B · closed · HPD violation
2024 Aug
Lead-based paintApt D12 class B · paperwork · HPD violation
2024 Aug
Lead-based paintApt A2 class B · paperwork · HPD violation
2024 Aug
Lead-based paintApt D6 class B · paperwork · HPD violation
Show 21 more
2024 Aug
Lead-based paintApt D5 class B · paperwork · HPD violation
2024 Aug
Fire safety class C · closed · HPD violation
2024 Aug
Fire safety class B · closed · HPD violation
2024 Aug
Fire safety class B · closed · HPD violation
2024 Aug
Fire safety class C · closed · HPD violation
2024 Aug
Lead-based paintApt B9 class B · paperwork · closed · HPD violation
2024 Aug
Lead-based paintApt C9 class B · paperwork · closed · HPD violation
2024 Aug
Lead-based paintApt D8 class B · paperwork · closed · HPD violation
2024 Jun
Lead-based paint class C · paperwork · HPD violation
2024 Jun
Lead-based paint class C · paperwork · HPD violation
2024 Feb
Fire safety class A · closed · HPD violation
2024 Jan
Fire safety class B · closed · HPD violation
2023 Dec
Fire safetyApt C10 class C · HPD violation
2023 Dec
Fire safety class C · closed · HPD violation
2023 Dec
Lead-based paintApt C11 class C · paperwork · HPD violation
2022 Apr
Fire safety class C · HPD violation
2022 Apr
Fire safety class B · HPD violation
2020 Oct
Lead-based paint class C · paperwork · HPD violation
2020 Oct
Lead-based paintApt D5 class C · paperwork · HPD violation
2020 Oct
Lead-based paintApt A5 class C · paperwork · HPD violation
2020 May
Lead-based paint class C · paperwork · HPD violation

Electrical

Issues on record, most recently 2022

Rent and tenancy

On the state list
Rent stabilization

On the state's list of buildings with at least one rent-stabilized apartment (2024 registrations)

Rent Stabilized Building Lists (2024 HCR registrations), as of 2025-11-30
What this counts

The list doesn't say which apartments are stabilized, and being listed isn't proof of current status. For a specific apartment, request its rent history from HCR

Energy

Energy

ENERGY STAR score 1 (2023 report)

Energy and Water Data Disclosure (Local Law 84), as of 2025-11-25
What this counts

Letter grades are issued by the city under Local Law 33 and posted near the building entrance; Blueflo shows the reported score only

General condition and all records

HPD violations

19 open: 8 about building conditions — fire safety (3), pests (2), doors and windows (1), electrical (1); 6 immediately hazardous (class C), 11 about paperwork or notices. Also 1 older record from 2013 never closed. 25 further violations from 2023–2024 were closed. 126 violations on record in all, 1988–2024 — the 74 most recent are listed here

2024 Dec
Heat or hot water class C · closed
2024 Dec
Fire safetyApt B6 class C · closed
2024 Dec
Doors and windowsApt B6 class C · closed
2024 Dec
Smoke or CO detectorsApt B6 class B · closed
2024 Dec
Smoke or CO detectorsApt B6 class B · closed
2024 Dec
Heat or hot waterApt B6 class C · closed
2024 Dec
Walls, floors and stairs class B · closed
2024 Dec
Doors and windows class C · closed
Show 37 more
2024 Oct
Fire safety class C · closed
2024 Sep
Walls, floors and stairs class A · closed
2024 Sep
Fire safety class B · closed
2024 Aug
Lead-based paintApt D12 class B · paperwork
2024 Aug
Lead-based paintApt A2 class B · paperwork
2024 Aug
Lead-based paintApt D6 class B · paperwork
2024 Aug
Lead-based paintApt D5 class B · paperwork
2024 Aug
Fire safety class C · closed
2024 Aug
Fire safety class B · closed
2024 Aug
Fire safety class B · closed
2024 Aug
Doors and windows class B · closed
2024 Aug
Fire safety class C · closed
2024 Aug
Doors and windows class C · closed
2024 Aug
Lead-based paintApt B9 class B · paperwork · closed
2024 Aug
Lead-based paintApt C9 class B · paperwork · closed
2024 Aug
Lead-based paintApt D8 class B · paperwork · closed
2024 Jun
Lead-based paint class C · paperwork
2024 Jun
Lead-based paint class C · paperwork
2024 Feb
Fire safety class A · closed
2024 Feb
Heat or hot waterApt C10 class C · closed
2024 Jan
Fire safety class B · closed
2023 Dec
Fire safetyApt C10 class C
2023 Dec
Heat or hot waterApt C10 class C
2023 Dec
Fire safety class C · closed
2023 Dec
Heat or hot waterApt C10 class C · closed
2023 Dec
PestsApt C11 class C
2023 Dec
Lead-based paintApt C11 class C · paperwork
2023 Dec
Doors and windows class C
2023 Dec
PestsApt C11 class C
2022 Apr
Fire safety class C
2022 Apr
Fire safety class B
2022 Apr
ElectricalApt D6 class B
2020 Oct
Lead-based paint class C · paperwork
2020 Oct
Lead-based paintApt D5 class C · paperwork
2020 Oct
Lead-based paintApt A5 class C · paperwork
2020 May
Lead-based paint class C · paperwork
2013 Nov
Walls, floors and stairsApt B8 class B · never closed
Housing Maintenance Code Violations, as of 2026-10-20 · Read these violations in full at HPD Online →
What this counts

Open HPD violations inspected in the last 10 years; class C = immediately hazardous. Paperwork = failure to file, notify or certify

DOB violations

7 open: 1 about building conditions, 5 about filings or paperwork, 1 older than 10 years

DOB Violations, as of 2026-10-20 · 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

Permit history

6 permits since 1990

DOB NOW: Build – Approved Permits, as of 2026-10-20 · See every permit at DOB →
What this counts

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

Nothing on record

Gasno record
  • Gas pipingno recordNo open gas piping filing violations. Inspection results themselves are not published
ElevatorsNot applicable
  • Elevatorsnot requiredNo elevators registered to this building

Sources

23 datasets

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

Every row shows the record it came from and the date it was last checked.
These are city records, not an inspection by Blueflo. Every item shows its source and the date it was last checked.
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