Building record from city data · MANHATTAN, NY

523 W 112 St

Printed 2026-10-20 from blueflo.tech/b/523-west-112-street-manhattan, 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 1925 · 8 stories · 49 apartments · BIN 1056993 · BBL 1018840015

Worth knowing
City records list the water service line as galvanized, requiring replacement
Source: Lead Service Line Location Coordinates · as of 2026-01-30
Worth knowing
Clean in the records
Registered with the city

TRUSTEES OF COLUMBIA UNIVERSITY

Worth knowing
City records list the water service line as galvanized, requiring replacement
Source: Lead Service Line Location Coordinates · as of 2026-01-30

Apartments named in these records

10 of this building’s 49 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.

Water and pipes

Issues on record
Water service line

Galvanized Service Line Requiring Replacement (records)

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

Structure and facade

Issues on record
Facade rating

Safe with a repair and maintenance program (cycle 9, filed Jun 2022)

DOB NOW: Safety – Facades Compliance Filings, as of 2026-10-18 · See the facade filings at DOB →
What this counts

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

  • Sidewalk shed and scaffoldingfoundNo active shed permit; permits since May 2021, last expired May 2022
  • Landmark statusno recordNot in a historic district on record

Heat and hot water

No issues on record
Heat source

Boiler burning natural gas (Federal FST-90), registration current since Jun 2024

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 Feb 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 2024 (3 on record)

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 complaintsfound0 heat or hot water complaints

Pests and cleanliness

Older records on file

Fire and safety

Older records on file

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

Below grade

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

Elevators

No issues on record
Elevators

1 active elevator; latest periodic inspection Mar 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

Energy

Energy

ENERGY STAR score 85 (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

Permit history

36 permits since 1990

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

  • HPD violationsfound0 open. Also 21 older records from 1987–1991 never closed. 2 further violations from 2024 were closed. 25 violations on record in all, 1987–2024 — the 23 most recent are listed here
  • DOB violationsfound0 open
  • Resident complaints to the cityfoundno complaints. None in the last 2 years, but 4 earlier complaints on record from 2024

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.