Building health · MANHATTAN, NY

70 Convent Ave

built 1926 · 9 stories · 104 apartments
Also known as 450 W 131 St — one building, several doors.

Apartments named in these records

11 of this building’s 104 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
2026 Jun
Walls, floors and stairsApt 2B class A · HPD violation
2026 Jun
Walls, floors and stairsApt 2B class A · HPD violation
2026 Jun
Walls, floors and stairsApt 2B class A · HPD violation
2026 May
Walls, floors and stairsApt 2M class A · HPD violation
2026 May
Construction class - 2 · DOB violation
2026 May
Construction DOB violation
Show 23 more
2026 May
Construction DOB violation
2025 Oct
Walls, floors and stairsApt 6I class B · closed · HPD violation
2025 Oct
Walls, floors and stairsApt 6I class B · closed · HPD violation
2025 Oct
Walls, floors and stairsApt 6I class B · closed · HPD violation
2025 Jul
General construction permit
2024 Aug
Construction class - 1 · DOB violation
2024 Feb
Walls, floors and stairsApt 2B class B · closed · HPD violation
2024 Feb
Walls, floors and stairsApt 2B class B · closed · HPD violation
2024 Jan
Doors and windowsApt 2B class B · closed · HPD violation
2024 Jan
Doors and windowsApt 2B class B · closed · HPD violation
2023 Nov
Failure To Correct Swarmp Conditions (Facade) DOB violation
2023 Feb
Hazardous Condition (Facade) DOB violation
2022 Jul
General construction permit
2021 Sep
Construction class - 2 · DOB violation
2021 Jan
Construction class - 1 · DOB violation
2021 Jan
Construction class - 2 · DOB violation
2020 Oct
General construction permit
2020 Aug
Construction class - 1 · DOB violation
2020 Aug
Construction DOB violation
2017 Oct
General construction permit
2015 Jul
General construction permit
2012 Nov
General construction permit
2012 Aug
General construction permit
Facade rating

Unsafe (cycle 10, filed Oct 2026)

DOB NOW: Safety – Facades Compliance Filings, as of 2026-10-17 · See the facade filings at DOB →
What this counts

Most recent facade (FISP) filing in the latest 5-year cycle

Sidewalk shed and scaffolding

Shed permit active now

DOB NOW: Build – Approved Permits, as of 2026-10-16 · See the shed permits at DOB →
What this counts

Sidewalk shed permits (DOB NOW and BIS). Permitted since a date means permitted, not necessarily up continuously

  • Landmark statusno recordNot in a historic district 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 2026-10-17
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 · 17 complaints, 2024–2026 · 12 in the past year
Heat source

Boiler burning natural gas (Federal FST-80), registration current since Jun 2026

Clean Air Tracking System (boiler registrations), as of 2026-10-16 · See this building's boiler registrations on NYC Open Data →
Boiler inspection filings

Latest accepted inspection Oct 2025, defects reported: no

DOB NOW: Safety Boiler, as of 2026-10-16 · See the boiler filings at DOB →
What this counts

Accepted annual boiler inspection filings, any date

Boiler work permits

Latest boiler work permit 2008

DOB Permit Issuance (BIS), as of 2026-10-16
What this counts

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

Heat and hot water complaints

13 heat or hot water complaints

Housing Maintenance Code Complaints and Problems, as of 2026-10-17 · See the complaints at HPD Online →
What this counts

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

Water and pipes

4 complaints, 2025–2026 · 2 in the past year

Pests and cleanliness

Issues on record · 4 complaints, 2025–2026 · 3 in the past year

Fire and safety

2 resolved since 2024

Elevators

Issues on record, most recently 2024
Elevators

2 active elevators; latest periodic inspection May 2026

DOB NOW Elevator Safety Compliance, as of 2026-10-16 · See this building's elevators on NYC Open Data →
What this counts

Active elevator devices registered to this building ID

Energy

Energy

ENERGY STAR score 1 (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 — walls, floors and stairs (4), pests (3), other conditions (1); 3 immediately hazardous (class C). 20 further violations from 2024–2026 were closed. 131 violations on record in all, 1982–2026 — the 28 most recent are listed here

Housing Maintenance Code Violations, as of 2026-10-17 · 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

Resident complaints to the city

17 heat or hot water, 4 paint or plaster, 4 plumbing, 3 pests, 2 appliances, 1 doors or windows, 1 mold

Housing Maintenance Code Complaints and Problems, as of 2026-10-17 · 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

Nothing on record

Rent and tenancyNot on the state list
  • Rent stabilizationno recordNot on the state's 2024 list. Owners who register late or not at all are missing, so ask HCR about a specific apartment
Gasno record
  • Gas pipingno recordNo open gas piping filing violations. Inspection results themselves are not published

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.
Report an error · Talk to us · Look up another building
Not an inspection and not a warranty. May not be used for tenant screening — terms of use · privacy.