312 Manhattan Ave

Heat or hot water class C · closed · HPD violation

Heat or hot waterApt 2F class C · closed · HPD violation

Heat or hot waterApt 6B class C · closed · HPD violation

Heat or hot waterApt 6A complaint

Show 62 more

Heat or hot waterApt 4E complaint

Heat or hot waterApt 1F complaint

Heat or hot waterApt 6D complaint

Heat or hot waterApt 1E complaint

2025 Sep

Heat or hot waterApt 2F complaint

2025 Sep

2025 Mar

Heat or hot water class C · closed · HPD violation

Heat or hot waterApt 1D complaint

Heat or hot waterApt 4J complaint

2024 Dec

2024 Dec

Heat or hot waterApt 43 complaint

Heat or hot waterApt 1F complaint

Heat or hot waterApt 2G complaint

2024 Sep

2024 Sep

Heat or hot waterApt 2F complaint

Heat or hot waterApt 4J complaint

Heat or hot waterApt 4J complaint

Heat or hot waterApt 1D complaint

Heat or hot waterApt 1D complaint

Heat or hot waterApt 6D complaint

2023 Nov

2023 Apr

2023 Apr

2019 Nov

2019 Nov

Heat source

Boiler burning natural gas (Federal FST-90), registration expired since Aug 2020

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 Nov 2025, 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

Heat and hot water complaints

8 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)

Boiler work permitsno recordNo boiler work permits on record

Water and pipes

Issues on record · 10 complaints, 2024–2026 · 5 in the past year

What has happened here

Leaks class B · HPD violation

LeaksApt 2G class A · HPD violation

PlumbingApt 5C6C complaint

PlumbingApt 2G complaint

2026 Mar

LeaksApt 6J complaint

LeaksApt 6B class C · closed · HPD violation

Show 22 more

PlumbingApt 6B complaint

LeaksApt 5F complaint

LeaksApt 6E complaint

LeaksApt 1A class B · closed · HPD violation

LeaksApt 1A complaint

PlumbingApt 4J complaint

PlumbingApt 1F complaint

PlumbingApt 2G complaint

PlumbingApt 5A complaint

PlumbingApt 2G complaint

LeaksApt 6D complaint

LeaksApt 6H complaint

LeaksApt 1D complaint

LeaksApt 1D complaint

Plumbing permit

LeaksApt 6H complaint

PlumbingApt 6D complaint

LeaksApt 6H complaint

2023 Oct

PlumbingApt 2F complaint

Water service line

Lead (records)

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

Pests and cleanliness

Issues on record · 12 complaints, 2025–2026 · 3 in the past year

What has happened here

PestsApt 2G class C · HPD violation

PestsApt 2G complaint

PestsApt 2F class C · HPD violation

2026 Feb

PestsApt 2F complaint

PestsApt 5F class C · HPD violation

PestsApt 5F class C · HPD violation

Show 27 more

Rubbish and cleanliness class B · closed · HPD violation

MoldApt 5F complaint

2025 Aug

PestsApt 4E complaint

PestsApt 6E complaint

PestsApt 2G class C · closed · HPD violation

PestsApt 4J class C · closed · HPD violation

PestsApt 4J class C · closed · HPD violation

PestsApt 4J complaint

PestsApt 5A complaint

PestsApt 1A complaint

PestsApt 1D complaint

MoldApt 1A class A · closed · HPD violation

MoldApt 1A complaint

PestsApt 2KJ complaint

PestsApt 4E class C · closed · HPD violation

PestsApt 4E class C · closed · HPD violation

2025 Mar

PestsApt 4E complaint

PestsApt 6E class C · closed · HPD violation

PestsApt 4J class C · HPD violation

MoldApt 5A complaint

PestsApt 2F complaint

PestsApt 6D complaint

2023 Nov

MoldApt 5A complaint

2023 Oct

PestsApt 2F complaint

Fire and safety

2 resolved since 2025

What has happened here

Fire safetyApt 6B class C · closed · HPD violation

Fire safetyApt 5F class C · closed · HPD violation

Electrical

1 complaint, 2025

What has happened here

2024 Jul

Elevators class - 2 · DOB violation

Elevators

Issues on record · 2 complaints, 2025–2026 · 1 in the past year

What has happened here

2026 Sep

2026 Jul

Elevators class - 1 · DOB violation

2026 Jul

ElevatorsApt 6B complaint

ElevatorsApt 6B complaint

Elevators

1 active elevator; latest periodic inspection Jun 2026

DOB NOW Elevator Safety Compliance, as of 2026-10-18 · See this building's elevators on NYC Open Data →

What this counts

Active elevator devices registered to this building ID

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 STAR score 75 (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

8 open: 8 about building conditions — pests (5), leaks (2), walls, floors and stairs (1); 5 immediately hazardous (class C). 25 further violations from 2025–2026 were closed. 605 violations on record in all, 1983–2026 — the 145 most recent are listed here

Walls, floors and stairs class A

Other conditionsApt 5E class C · closed

2026 Jun

Doors and windowsApt 5E class C · closed

Walls, floors and stairs class A · closed

Other conditions class B · closed

Show 25 more

PestsApt 2F class C

Heat or hot water class C · closed

Heat or hot waterApt 2F class C · closed

Walls, floors and stairsApt 2F class A · closed

Fire safetyApt 6B class C · closed

LeaksApt 6B class C · closed

Heat or hot waterApt 6B class C · closed

Fire safetyApt 5F class C · closed

2025 Aug

Rubbish and cleanliness class B · closed

PestsApt 2G class C · closed

Doors and windowsApt 2G class B · closed

Walls, floors and stairsApt 4J class B · closed

PestsApt 4J class C · closed

PestsApt 4J class C · closed

LeaksApt 1A class B · closed

MoldApt 1A class A · closed

PestsApt 4E class C · closed

PestsApt 4E class C · closed

Heat or hot water class C · closed

Smoke or CO detectorsApt 6E class B · closed

Smoke or CO detectorsApt 6E class B · closed

PestsApt 6E class C · closed

PestsApt 4J class C

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

18 open: 18 about building conditions

Show 10 more

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

29 heat or hot water, 10 pests, 8 plumbing, 4 leaks, 3 doors or windows, 3 paint or plaster, 2 elevators, 2 mold, 1 electrical, 1 floors or stairs, 1 general repairs

2026 Jul

ElevatorsApt 6B

Plumbing, pestsApt 2G

Doors or windowsApt 2F

General repairsApt 6J

Paint or plaster, leaksApt 6J

PlumbingApt 6B

Show 93 more

Floors or stairs, mold, leaksApt 5F

Heat or hot waterApt 6A

Heat or hot waterApt 4E

Heat or hot waterApt 1F

Heat or hot waterApt 6D

Heat or hot waterApt 1E

2025 Sep

Heat or hot waterApt 2F

Paint or plasterApt 2H

Heat or hot waterApt 1D

Heat or hot water, plumbingApt 4J

Heat or hot waterApt 43

Heat or hot water, plumbingApt 1F

Heat or hot water, plumbingApt 2G

Paint or plasterApt 2F

Paint or plasterApt 2F

Heat or hot waterApt 2F

Floors or stairs, paint or plaster, plumbingApt 2G

Paint or plaster, leaksApt 6D

Heat or hot waterApt 4J

Heat or hot waterApt 4J

Paint or plaster, leaksApt 6H

Paint or plasterApt 1D

Paint or plaster, leaksApt 1D

Doors or windowsApt 4K

Doors or windowsApt 1D

Heat or hot waterApt 1D

MoldApt 5A

Paint or plasterApt 5A

Heat or hot waterApt 1D

Doors or windows, paint or plasterApt 1D

Electrical, general repairsApt 2F

Paint or plaster, leaksApt 6H

Paint or plaster, moldApt 2F

ElectricalApt 2F

Paint or plaster, moldApt 2F

Appliances, general repairs, paint or plaster, plumbing, pestsApt 6D

Paint or plasterApt 5F

Heat or hot waterApt 6D

Paint or plaster, leaksApt 6H

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

12 permits since 1990

2026 Mar

Plumbing permit

Mechanical systems permit

Show 2 more

2023 Feb

Other conditionsApt 5E class C · closed · HPD violation

2013 Aug

Plumbing permit

and 2 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

2026 Jun

Other conditions class B · closed · HPD violation

2026 Feb

Doors or windowsApt 2F complaint

General repairsApt 6J complaint

Paint or plasterApt 6J complaint

Floors or stairsApt 5F complaint

Show 26 more

2025 Aug

Doors or windows complaint

Doors or windows complaint

Paint or plasterApt 2H complaint

Smoke or CO detectorsApt 6E class B · closed · HPD violation

Smoke or CO detectorsApt 6E class B · closed · HPD violation

Floors or stairs, paint or plasterApt 2G complaint

Paint or plasterApt 6D complaint

Paint or plasterApt 6H complaint

Paint or plasterApt 1D complaint

Paint or plasterApt 1D complaint

Doors or windowsApt 4K complaint

Doors or windowsApt 1D complaint

Paint or plasterApt 5A complaint

Doors or windows, paint or plasterApt 1D complaint

General repairsApt 2F complaint

Paint or plasterApt 6H complaint

Mechanical systems permit

Paint or plasterApt 5F complaint

Outside the building complaint

General repairs complaint

Appliances, general repairs, paint or plasterApt 6D complaint