Building record from city data · MANHATTAN, NY

46 W 21 St

Printed 2026-10-20 from blueflo.tech/b/46-west-21-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 1860 · 6 stories · 4 apartments · BIN 1015509 · BBL 1008220066

Checked in city records
Checked in city records: non-lead water line, boiler filing with no defects (Sep 2026), outside FEMA flood zones and stormwater maps
Source: DOB NOW: Safety Boiler, FEMA National Flood Hazard Layer, Lead Service Line Location Coordinates · as of 2026-01-30
Also on record
Clean in the records
Registered with the city

NY SUPERIOR MANAGEMENT LLC, REDLEAF CAPITAL LLC

Checked in city records
Checked in city records: non-lead water line, boiler filing with no defects (Sep 2026), outside FEMA flood zones and stormwater maps
Source: DOB NOW: Safety Boiler, FEMA National Flood Hazard Layer, Lead Service Line Location Coordinates · as of 2026-01-30

Heat and hot water

No issues on record
Boiler inspection filings

Latest accepted inspection Sep 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 2020 (2 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 sourceno recordNo boiler registration or district steam on record
  • Heat and hot water complaintsfound0 heat or hot water complaints

Water and pipes

No issues on record
What has happened here
2020 Nov
Plumbing permit
2020 Sep
Plumbing permit
2017 Dec
Plumbing permit
2015 Nov
Plumbing permit
Water service line

Non-Lead (excavation)

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

Fire and safety

No issues on record
What has happened here
2019 Nov
Sprinklers permit

Structure and facade

No issues on record
What has happened here
2020 Nov
Alteration permit
2017 Nov
General construction permit
Landmark statusWhole tax lot

In the Ladies' Mile Historic District

PLUTO (tax lot data), as of 2026-08-24
  • Facade ratingnot requiredNot required: facade inspections apply only to buildings taller than 6 stories
  • Sidewalk shed and scaffoldingfoundNo active shed permit; permits since Mar 2020, last expired Feb 2021

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

  • BasementfoundNo basement

Elevators

Issues on record, most recently 2025
What has happened here
2025 Oct
VT-PER-CO Elevators DOB violation
2024 Oct
VT-PER-CO Elevators DOB violation
Elevators

1 active elevator; latest periodic inspection Jun 2025

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

General condition and all records

DOB violations

2 open: 2 about filings or paperwork

2025 Oct
VT-PER-CO Elevators
2024 Oct
VT-PER-CO Elevators
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

Permit history

19 permits since 1990

2020 Nov
Plumbing permit, Alteration permit
2020 Sep
Plumbing permit
2020 Aug
Boiler equipment permit
2019 Nov
Structural permit
2019 Nov
Sprinklers permit
2019 Sep
Supported scaffold permit
2017 Dec
Plumbing permit, General construction permit
2015 Nov
Plumbing permit
and 11 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
2022 Nov
0 open. 1 violations on record in all, 2022 — the 0 most recent are listed here HPD violation
2020 Aug
Boiler equipment permit
2019 Nov
Structural permit
2019 Sep
Supported scaffold permit
  • HPD violationsfound0 open. 1 violations on record in all, 2022 — the 0 most recent are listed here
  • Resident complaints to the cityfoundno complaints

Nothing on record

Gasno record
  • Gas pipingno recordNo open gas piping filing violations. Inspection results themselves are not published
Energyno record
  • Energynot requiredNot required: energy reporting applies to buildings over 25,000 sq ft
Rent and tenancyNot applicable
  • Rent stabilizationnot requiredNot on the state's list. Rent stabilization generally applies to buildings with 6 or more apartments

Sources

23 datasets

FEMA

NYC DCP

NYC DEP

NYC DEP / Mayor's Office

NYC DOB

NYC DOB / Mayor's Office

NYC HPD

NYC OTI

NYC Rent Guidelines Board / NYS HCR

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