846 Prospect Pl

Heat or hot waterApt 11 class B · HPD violation

Heat or hot waterApt 19 complaint

Show 64 more

Heat or hot waterApt 8 class C · closed · HPD violation

Heat or hot water complaint

Heat or hot water complaint

2025 Nov

Heat or hot waterApt 9 complaint

Heat or hot waterApt 9 complaint

Heat or hot waterApt 9 complaint

Heat or hot waterApt 8 class C · closed · HPD violation

Heat or hot waterApt 1 complaint

Heat or hot waterApt 8 class C · closed · HPD violation

Heat or hot water complaint

Heat or hot waterApt 5 complaint

Heat or hot waterApt 5 complaint

Heat or hot waterApt 12 class C · closed · HPD violation

2024 Apr

Boilers class - 2 · DOB violation

Heat or hot waterApt 20 complaint

2023 Jun

2023 Jun

2023 Apr

Boilers class - 3 · DOB violation

2023 Mar

2019 Nov

Fuel burning permit, Boiler permit

2004 Dec

Boiler inspection filings

Latest accepted inspection Mar 2025, defects reported: no

DOB NOW: Safety Boiler, as of 2026-10-19 · See the boiler filings at DOB →

What this counts

Accepted annual boiler inspection filings, any date

Boiler work permits

Latest boiler work permit 2004

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

15 heat or hot water complaints

Housing Maintenance Code Complaints and Problems, as of 2026-10-20 · See the complaints at HPD Online →

What this counts

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

Heat sourceno recordNo boiler registration or district steam on record

Water and pipes

Issues on record · 22 complaints, 2024–2026 · 13 in the past year

What has happened here

PlumbingApt 6 class C · HPD violation

LeaksApt 6 class C · HPD violation

LeaksApt 11 complaint

LeaksApt 6 complaint

Show 43 more

LeaksApt 5 class B · HPD violation

LeaksApt 11 class C · HPD violation

LeaksApt 6 class C · HPD violation

LeaksApt 6 class C · HPD violation

PlumbingApt 6 class C · HPD violation

PlumbingApt 6 complaint

PlumbingApt 2 complaint

LeaksApt 6 complaint

PlumbingApt 11 complaint

PlumbingApt 19 complaint

2026 Apr

LeaksApt 5 complaint

PlumbingApt 11 complaint

LeaksApt 5 complaint

LeaksApt 11 complaint

PlumbingApt 12 complaint

LeaksApt 11 complaint

PlumbingApt 11 complaint

PlumbingApt 5 complaint

PlumbingApt 8 complaint

PlumbingApt 13 complaint

PlumbingApt 8 class C · closed · HPD violation

PlumbingApt 13 complaint

LeaksApt 7 complaint

PlumbingApt 3 complaint

PlumbingApt 18 complaint

PlumbingApt 10 complaint

PlumbingApt 3 complaint

LeaksApt 12 class C · closed · HPD violation

LeaksApt 12 class C · closed · HPD violation

PlumbingApt 12 class C · closed · HPD violation

2024 Apr

LeaksApt 16 complaint

LeaksApt 16 complaint

LeaksApt 13 complaint

LeaksApt 13 complaint

2023 Oct

LeaksApt 16 complaint

Water service line

Non-Lead (records)

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

Pests and cleanliness

Issues on record · 26 complaints, 2024–2026 · 11 in the past year

What has happened here

PestsApt 1 class C · HPD violation

PestsApt 8 class C · HPD violation

MoldApt 6 class B · HPD violation

MoldApt 6 class A · closed · HPD violation

Show 37 more

Mold, pestsApt 6 complaint

MoldApt 11 class A · closed · HPD violation

Mold, pestsApt 11 complaint

PestsApt 13 complaint

2025 Dec

PestsApt 13 complaint

MoldApt 12 complaint

PestsApt 19 complaint

PestsApt 12 complaint

PestsApt 12 complaint

Pests class A · paperwork · closed · HPD violation

Mold, pestsApt 5 complaint

Mold class A · closed · HPD violation

Mold complaint

Mold, pestsApt 11 complaint

Mold, pestsApt 12 complaint

Unsanitary conditionsApt 10 complaint

PestsApt 12 complaint

MoldApt 12 complaint

2024 Mar

PestsApt 8 complaint

PestsApt 13 complaint

2023 Oct

PestsApt 16 complaint

Electrical

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

What has happened here

ElectricalApt 6 class B · HPD violation

ElectricalApt 6 complaint

ElectricalApt 11 complaint

ElectricalApt 11 complaint

ElectricalApt 11 complaint

ElectricalApt 5 complaint

Show 2 more

ElectricalApt 12 complaint

ElectricalApt 4 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 2026-10-20

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

Above grade

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

Gas

What has happened here

2025 Oct

PL-PER Gas Piping - LL152 DOB violation

Gas piping

Open violation for not filing the periodic gas piping inspection (2025)

DOB Safety Violations, as of 2026-10-19

What this counts

Paperwork violation: the filing is missing, which is not a finding about the pipes

Energy

ENERGY STAR score 71 (2023 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

408 open: 408 about building conditions — walls, floors and stairs (131), heat or hot water (48), pests (39), doors and windows (34); 130 immediately hazardous (class C). Also 5 older records from 1994–2016 never closed. 25 further violations from 2024–2026 were closed. 826 violations on record in all, 1994–2026 — the 456 most recent are listed here

PlumbingApt 6 class C

Walls, floors and stairsApt 6 class C

Walls, floors and stairsApt 6 class B

Walls, floors and stairsApt 6 class B

Walls, floors and stairsApt 6 class B

ElectricalApt 6 class B

LeaksApt 6 class C

Walls, floors and stairs class A

Show 42 more

Walls, floors and stairsApt 1 class B

Walls, floors and stairsApt 1 class B

Doors and windowsApt 1 class C

Doors and windowsApt 11 class B

Walls, floors and stairsApt 11 class B

Heat or hot waterApt 11 class B

Walls, floors and stairsApt 11 class B

Walls, floors and stairsApt 6 class A

PlumbingApt 6 class C

MoldApt 6 class A · closed

MoldApt 11 class A · closed

Heat or hot waterApt 8 class C · closed

Pests class A · paperwork · closed

Mold class A · closed

Doors and windowsApt 11 class C · closed

Lead-based paintApt 8 class C · closed

Lead-based paintApt 8 class C · closed

Heat or hot waterApt 8 class C · closed

Walls, floors and stairsApt 1 class C · closed

Heat or hot waterApt 8 class C · closed

Doors and windowsApt 8 class C · closed

Doors and windowsApt 8 class C · closed

Doors and windows class C · closed

Fire safety class C · closed

PlumbingApt 8 class C · closed

Fire safety class C · closed

LeaksApt 12 class C · closed

Heat or hot waterApt 12 class C · closed

LeaksApt 12 class C · closed

PlumbingApt 12 class C · closed

and 363 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

DOB violations

30 open: 12 about building conditions, 16 about filings or paperwork, 2 older than 10 years

DOB Violations, as of 2026-10-19 · 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

30 heat or hot water, 13 mold, 13 pests, 13 plumbing, 12 leaks, 12 paint or plaster, 9 doors or windows, 5 appliances, 5 floors or stairs, 4 electrical, 4 general repairs, 4 unsanitary conditions, 2 safety

LeaksApt 11

Electrical, leaksApt 6

Doors or windows, paint or plasterApt 1

General repairs, heat or hot waterApt 11

Show 110 more

Doors or windowsApt 1

Floors or stairs, plumbing, moldApt 6

Appliances, plumbing, moldApt 2

Mold, pests, leaksApt 6

PlumbingApt 11

Heat or hot water, plumbing, moldApt 19

PestsApt 8

Heat or hot waterApt 12

2026 Apr

Mold, leaksApt 5

Doors or windows, electrical, heat or hot water, paint or plaster, plumbing, mold, pestsApt 11

Heat or hot water

MoldApt 5

Doors or windows, safety, pestsApt 1

Doors or windowsApt 5

LeaksApt 11

Paint or plaster, moldApt 12

PestsApt 19

PestsApt 12

General repairs, plumbing, pestsApt 12

Heat or hot waterApt 9

Heat or hot waterApt 9

Heat or hot waterApt 9

Floors or stairs, paint or plaster, mold, pestsApt 5

Floors or stairs, paint or plaster, mold

Doors or windows, electrical, floors or stairs, general repairs, mold, pests, leaksApt 11

Doors or windows, electrical, floors or stairs, general repairs, paint or plaster, plumbingApt 11

Paint or plaster, moldApt 5

Heat or hot water, plumbingApt 8

Heat or hot waterApt 1

Heat or hot water, pestsApt 8

Heat or hot water

Doors or windowsApt 20

Heat or hot water, paint or plaster, pests, leaksApt 8

Paint or plaster, leaksApt 7

Doors or windowsApt 20

Appliances, plumbingApt 13

Appliances, plumbingApt 13

Paint or plaster, leaksApt 7

ElectricalApt 5

Heat or hot waterApt 5

Appliances, moldApt 5

Heat or hot waterApt 5

General repairsApt 16

PlumbingApt 3

General repairs, heat or hot waterApt 16

Heat or hot water, mold, pestsApt 12

PlumbingApt 18

Plumbing, unsanitary conditionsApt 10

PlumbingApt 3

Heat or hot waterApt 12

Floors or stairs, general repairs, heat or hot water, pests, leaksApt 12

Doors or windowsApt 4

LeaksApt 12

Doors or windowsApt 4

Electrical, paint or plaster, moldApt 12

Heat or hot water, leaksApt 16

Heat or hot waterApt 12

2024 Apr

2024 Mar

Doors or windows, electrical, heat or hot waterApt 4

LeaksApt 12

Heat or hot water, leaksApt 16

Doors or windows, pestsApt 8

Heat or hot waterApt 20

Housing Maintenance Code Complaints and Problems, as of 2026-10-20 · 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

8 permits since 1990

2021 Sep

General construction permit

2021 Sep

General construction permit

2018 Oct

Plumbing permit, General construction permit

2012 Nov

Plumbing permit, General construction permit

2004 Dec

Fuel burning permit, Boiler permit

and 3 more at the source

DOB NOW: Build – Approved Permits, as of 2026-10-19 · 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

Doors or windows, paint or plasterApt 1 complaint

General repairsApt 11 complaint

2026 Jul

AppliancesApt 9 complaint

2026 Jul

AppliancesApt 9 complaint

2026 Jul

Doors or windowsApt 1 complaint

Show 41 more

Floors or stairsApt 6 complaint

AppliancesApt 2 complaint

Doors or windows, paint or plasterApt 11 complaint

Doors or windowsApt 5 complaint

Doors or windows, safetyApt 1 complaint

2025 Dec

2025 Sep

Paint or plasterApt 12 complaint

General repairsApt 12 complaint

Floors or stairs, paint or plasterApt 5 complaint

Floors or stairs, paint or plaster complaint

Doors or windows, floors or stairs, general repairsApt 11 complaint

Doors or windows, floors or stairs, general repairs, paint or plasterApt 11 complaint

Paint or plasterApt 5 complaint

Doors or windowsApt 20 complaint

Paint or plasterApt 8 complaint

Paint or plasterApt 7 complaint

Doors or windowsApt 20 complaint

AppliancesApt 13 complaint

AppliancesApt 13 complaint

Paint or plasterApt 7 complaint

AppliancesApt 5 complaint

General repairsApt 16 complaint

General repairsApt 16 complaint

Floors or stairs, general repairsApt 12 complaint

Doors or windowsApt 4 complaint

Doors or windowsApt 4 complaint

Paint or plasterApt 12 complaint

Doors or windowsApt 4 complaint

Doors or windowsApt 8 complaint

2023 Jun

Landmark DOB violation

2021 Apr

Failure To Post Energy Grade/Score DOB violation

2021 Feb

2020 Nov

2020 Aug

2020 May

2020 Feb

2019 Nov

2019 Aug