173 Mott St

Heat or hot water class C · HPD violation

Heat or hot water class C · paperwork · HPD violation

Show 9 more

Heat or hot waterApt 6 class A · closed · HPD violation

2026 Jan

Heat or hot waterApt 25 complaint

2025 Oct

2023 Nov

Heat source

Boiler burning natural gas (Weil Mclain LGB-10), registration expired since Feb 2023

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 May 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 2005

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

4 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 · 5 in the past year

Water service line

Non-Lead (field inspection)

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

Pests and cleanliness

Issues on record · 14 complaints, 2025–2026 · 13 in the past year

What has happened here

PestsApt 5 complaint

Rubbish and cleanliness class B · HPD violation

Unsanitary conditions complaint

Pests class C · HPD violation

Unsanitary conditions, pestsApt 371 complaint

Unsanitary conditions complaint

Show 25 more

MoldApt 6 complaint

2026 Aug

PestsApt 25 complaint

2026 Aug

Unsanitary conditionsApt 25 complaint

2026 Jul

MoldApt 6 complaint

2026 Jun

Unsanitary conditionsApt 245 complaint

Unsanitary conditions complaint

PestsApt 25 class C · closed · HPD violation

PestsApt 25 class C · closed · HPD violation

2025 Dec

Pests class A · paperwork · closed · HPD violation

2025 Jul

PestsApt 6 complaint

2025 Jun

2024 Oct

MoldApt 25 complaint

Pests class A · paperwork · closed · HPD violation

2024 Apr

PestsApt 6 complaint

PestsApt 28 complaint

PestsApt 18 complaint

MoldApt 22 class A · closed · HPD violation

Unsanitary conditionsApt 18 complaint

Pests, unsanitary conditionsApt 18 complaint

Electrical

2 complaints, 2025

What has happened here

ElectricalApt 6 complaint

2025 Jan

ElectricalApt 25 complaint

ElectricalApt 25 complaint

ElectricalApt 18 complaint

ElectricalApt 18 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

Below grade

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

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

General condition and all records

HPD violations

158 open: 154 about building conditions — walls, floors and stairs (53), fire safety (24), pests (22), smoke or CO detectors (16); 44 immediately hazardous (class C), 4 about paperwork or notices. Also 3 older records from 2014–2015 never closed. 20 further violations from 2023–2026 were closed. 319 violations on record in all, 1989–2026 — the 181 most recent are listed here

Walls, floors and stairs class A · paperwork

Leaks class A

Smoke or CO detectors class A

Rubbish and cleanliness class B

Other conditionsApt 25 class A

Show 37 more

Heat or hot water class C

Doors and windows class B

Doors and windows class B

Heat or hot water class C · paperwork

Smoke or CO detectors class A

LeaksApt 25 class B · closed

Other conditionsApt 25 class B · closed

Other conditionsApt 25 class B · closed

Walls, floors and stairsApt 25 class B · closed

LeaksApt 25 class B · closed

Walls, floors and stairsApt 25 class A · closed

PestsApt 25 class C · closed

PestsApt 25 class C · closed

Heat or hot waterApt 6 class A · closed

2025 Nov

Other conditions class I · paperwork · closed

2025 Jun

Pests class A · paperwork · closed

PlumbingApt 6 class C · closed

2024 Apr

Pests class A · paperwork · closed

Smoke or CO detectorsApt 28 class B · closed

Smoke or CO detectorsApt 28 class B · closed

Smoke or CO detectorsApt 22 class B · closed

Smoke or CO detectorsApt 22 class B · closed

MoldApt 22 class A · closed

Walls, floors and stairsApt 22 class A · closed

LeaksApt 22 class B · closed

and 116 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

Resident complaints to the city

11 heat or hot water, 8 paint or plaster, 8 plumbing, 7 pests, 6 unsanitary conditions, 5 doors or windows, 5 mold, 3 general repairs, 2 electrical, 2 leaks, 2 safety

Unsanitary conditions

Heat or hot water

Unsanitary conditions, pestsApt 371

General repairs

Plumbing, mold, pestsApt 25

Unsanitary conditions

Show 59 more

2026 Jul

Paint or plaster, plumbing, mold, leaksApt 6

2026 Jun

Plumbing, unsanitary conditionsApt 25

Unsanitary conditionsApt 245

Unsanitary conditions

Doors or windowsApt 24

Paint or plasterApt 6

Paint or plasterApt 6

2026 Jan

Heat or hot waterApt 25

2025 Dec

Mold, pestsApt 25

2025 Oct

2025 Jul

PestsApt 6

Electrical, paint or plasterApt 6

Paint or plasterApt 25

Paint or plaster, plumbingApt 6

2025 Jan

Electrical, paint or plaster, plumbingApt 25

General repairs

Paint or plaster, plumbingApt 25

General repairs, heat or hot water

PlumbingApt 6

Paint or plasterApt 25

Electrical, general repairs, paint or plaster, mold, pestsApt 25

Doors or windowsApt 24

2024 May

General repairsApt 29

SafetyApt CMN

Doors or windows, pestsApt 6

Electrical, pests, leaksApt 18

General repairsApt 18

Unsanitary conditionsApt 18

Electrical, paint or plaster, pests, unsanitary conditionsApt 18

Paint or plasterApt 22

2023 Oct

Mold, leaksApt 13

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

85 permits since 1990

2025 Jul

2021 Dec

Plumbing permit

Show 2 more

2021 Nov

2020 Mar

and 75 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

Smoke or CO detectors class A · HPD violation

Other conditionsApt 25 class A · HPD violation

Smoke or CO detectors class A · HPD violation

General repairs complaint

2026 Jul

Show 33 more

Doors or windowsApt 24 complaint

Other conditionsApt 25 class B · closed · HPD violation

Other conditionsApt 25 class B · closed · HPD violation

Other conditions class I · paperwork · closed · HPD violation

2025 Nov

2025 Jan

General repairs complaint

General repairs complaint

2024 Oct

General repairs, paint or plasterApt 25 complaint

Doors or windowsApt 24 complaint

2024 May

General repairsApt 29 complaint

Smoke or CO detectorsApt 28 class B · closed · HPD violation

Smoke or CO detectorsApt 28 class B · closed · HPD violation

SafetyApt CMN complaint

Doors or windowsApt 6 complaint

SafetyApt 18 complaint

General repairsApt 18 complaint

Smoke or CO detectorsApt 22 class B · closed · HPD violation

Smoke or CO detectorsApt 22 class B · closed · HPD violation

Paint or plasterApt 18 complaint

AppliancesApt 22 complaint