511 W 151 St

Heat or hot waterApt D1 complaint

Heat or hot waterApt D1 complaint

Heat or hot waterApt E5 complaint

2025 Nov

Heat or hot waterApt D5 complaint

Show 26 more

Heat or hot waterApt C5 class C · closed · HPD violation

Heat or hot water class C · closed · HPD violation

Heat or hot waterApt C3 class C · closed · HPD violation

Heat or hot waterApt C3 complaint

Heat or hot waterApt B2 complaint

2025 Feb

2025 Jan

2025 Jan

Heat or hot waterApt E5 complaint

Heat or hot waterApt C3 complaint

2024 Apr

Heat or hot waterApt E2 complaint

Heat or hot waterApt E2 complaint

Heat or hot waterApt B3 complaint

2023 Dec

Heat or hot waterApt B3 complaint

2023 Nov

2023 Nov

Heating/ventilation permit

2018 Aug

Heat source

Boiler burning natural gas (Hb Smith 28A-S-9), registration current since Sep 2025

Clean Air Tracking System (boiler registrations), as of 2026-10-19 · See this building's boiler registrations on NYC Open Data →

Boiler inspection filings

Latest accepted inspection Jun 2026, defects reported: no

DOB NOW: Safety Boiler, as of 2026-10-17 · See the boiler filings at DOB →

What this counts

Accepted annual boiler inspection filings, any date

Boiler work permits

Latest boiler work permit 2001

DOB Permit Issuance (BIS), as of 2026-10-19

What this counts

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

Heat and hot water complaints

7 heat or hot water complaints

Housing Maintenance Code Complaints and Problems, as of 2026-10-19 · See the complaints at HPD Online →

What this counts

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

Water and pipes

Issues on record · 9 complaints, 2024–2026 · 4 in the past year

What has happened here

LeaksApt C2 class A · HPD violation

LeaksApt C2 complaint

PlumbingApt E1 complaint

PlumbingApt C3 complaint

LeaksApt B3 class B · closed · HPD violation

LeaksApt B3 complaint

Show 12 more

PlumbingApt B2 complaint

LeaksApt D1 complaint

LeaksApt E5 complaint

Plumbing, leaksApt D1 complaint

LeaksApt D2 complaint

PlumbingApt B1 complaint

Plumbing, leaksApt E4 complaint

2024 Mar

PlumbingApt A2 complaint

Water service line

Non-Lead (excavation)

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

Pests and cleanliness

Issues on record · 9 complaints, 2025–2026 · 7 in the past year

What has happened here

PestsApt A4 class C · HPD violation

PestsApt A6 class C · HPD violation

PestsApt A6 class C · HPD violation

PestsApt A4 complaint

MoldApt A6 class B · HPD violation

PestsApt A6 class C · HPD violation

Show 12 more

PestsApt A6 complaint

Mold, pestsApt A6 complaint

MoldApt C2 class A · HPD violation

MoldApt D2 class A · HPD violation

MoldApt C2 complaint

2026 Jul

MoldApt E1 complaint

PestsApt B5 class C · closed · HPD violation

PestsApt C3 class C · HPD violation

PestsApt B5 complaint

MoldApt B3 complaint

PestsApt B2 complaint

PestsApt E5 complaint

Electrical

2 complaints, 2024–2025

What has happened here

ElectricalApt B3 class B · closed · HPD violation

ElectricalApt D1 complaint

ElectricalApt D1 complaint

Flooding

No issues on record

FEMA flood zone

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

FEMA National Flood Hazard Layer, as of 2026-10-19

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

Above grade

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

Rent and tenancy

On the state list

Rent stabilizationWhole tax lot

On the state's list of buildings with at least one rent-stabilized apartment (2024 registrations); listed for this tax lot (1 addresses), not under this building's address

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 STAR score 74 (2024 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

97 open: 95 about building conditions — walls, floors and stairs (23), leaks (14), lead-based paint (13), smoke or CO detectors (9); 29 immediately hazardous (class C), 2 about paperwork or notices. 25 further violations from 2025–2026 were closed. 490 violations on record in all, 2008–2026 — the 174 most recent are listed here

Walls, floors and stairsApt C2 class B

LeaksApt C2 class A

Show 42 more

Walls, floors and stairs class B

Smoke or CO detectorsApt B3 class B

Fire safetyApt B3 class C

2026 Jul

MoldApt D2 class A

2026 Jul

Doors and windowsApt E4 class B · closed

Fire safety class C · closed

Doors and windowsApt E1 class B · closed

Doors and windowsApt E1 class B · closed

PestsApt B5 class C · closed

PestsApt C3 class C

Doors and windowsApt C3 class B

Doors and windowsApt C3 class A

Doors and windowsApt C3 class A

Doors and windowsApt C3 class C · closed

Smoke or CO detectorsApt C3 class B · closed

Smoke or CO detectorsApt C3 class B · closed

Other conditionsApt C3 class B · closed

Walls, floors and stairsApt C3 class A · closed

Walls, floors and stairsApt B3 class A · closed

ElectricalApt B3 class B · closed

Doors and windowsApt B3 class A · closed

Doors and windowsApt B3 class A · closed

Walls, floors and stairsApt B3 class B · closed

LeaksApt B3 class B · closed

Heat or hot waterApt C5 class C · closed

Heat or hot water class C · closed

Heat or hot waterApt C3 class C · closed

Fire safety class A · closed

Fire safety class A · closed

Fire safety class C · closed

Walls, floors and stairsApt D1 class C · closed

Lead-based paintApt B3 class C · closed

Lead-based paintApt B3 class C · closed

and 47 more at the source

Housing Maintenance Code Violations, as of 2026-10-19 · 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

1 open: 1 about filings or paperwork

Failure To Post Energy Grade/Score

DOB Violations, as of 2026-10-18 · 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

17 heat or hot water, 8 paint or plaster, 7 doors or windows, 6 leaks, 6 pests, 5 floors or stairs, 4 mold, 4 plumbing, 2 appliances, 2 electrical

Paint or plasterApt A6

Show 48 more

Doors or windows, plumbing, moldApt E1

Heat or hot waterApt D1

Heat or hot waterApt D1

Doors or windowsApt A6

Doors or windowsApt A6

Paint or plasterApt D1

Heat or hot water

Doors or windows, floors or stairs, paint or plaster, plumbingApt C3

PestsApt B5

Heat or hot waterApt E5

Paint or plasterApt B3

Doors or windowsApt B3

2025 Nov

Heat or hot waterApt D5

Heat or hot waterApt C3

Heat or hot waterApt B2

PlumbingApt B2

Appliances, doors or windows, floors or stairs, paint or plaster, pestsApt B2

Electrical, floors or stairs, paint or plaster, leaksApt D1

Paint or plasterApt B3

Heat or hot water

Paint or plaster, pests, leaksApt E5

Heat or hot waterApt E5

Electrical, floors or stairs, plumbing, leaksApt D1

Heat or hot waterApt C3

Doors or windows, general repairs, paint or plaster, plumbingApt B1

Outside the buildingApt E4

Floors or stairs, paint or plaster, plumbing, leaksApt E4

2024 Apr

Doors or windows, heat or hot water, safetyApt E2

2024 Mar

Floors or stairs, paint or plaster, plumbingApt A2

Doors or windows, floors or stairs, heat or hot water, paint or plasterApt E2

Doors or windows, heat or hot water, paint or plasterApt B3

2023 Dec

Heat or hot waterApt B3

Housing Maintenance Code Complaints and Problems, as of 2026-10-19 · 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

22 permits since 1990

General construction permit

2024 May

Structural permit, General construction permit

Plumbing permit, Heating/ventilation permit, General construction permit

2018 Apr

General construction permit

2017 Jul

Plumbing permit

and 15 more at the source

DOB NOW: Build – Approved Permits, as of 2026-10-17 · 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

AppliancesApt A2 complaint

Paint or plasterApt A6 complaint

Floors or stairs complaint

Smoke or CO detectorsApt B3 class B · HPD violation

Doors or windowsApt E1 complaint

Doors or windowsApt A6 complaint

Show 22 more

Doors or windowsApt A6 complaint

Paint or plasterApt D1 complaint

Smoke or CO detectorsApt C3 class B · closed · HPD violation

Smoke or CO detectorsApt C3 class B · closed · HPD violation

Other conditionsApt C3 class B · closed · HPD violation

Doors or windows, floors or stairs, paint or plasterApt C3 complaint

Paint or plasterApt B3 complaint

Doors or windowsApt B3 complaint

Appliances, doors or windows, floors or stairs, paint or plasterApt B2 complaint

Floors or stairs, paint or plasterApt D1 complaint

Paint or plasterApt B3 complaint

Paint or plasterApt E5 complaint

Floors or stairsApt D1 complaint

Failure To Post Energy Grade/Score DOB violation

Doors or windows, general repairs, paint or plasterApt B1 complaint

Outside the buildingApt E4 complaint

Floors or stairs, paint or plasterApt E4 complaint

2024 May

Structural permit

2024 Apr

Doors or windows, safetyApt E2 complaint

2024 Mar

Floors or stairs, paint or plasterApt A2 complaint

Doors or windows, floors or stairs, paint or plasterApt E2 complaint