Building health · BROOKLYN, NY

1706 Union St

built 1924 · 4 stories · 16 apartments
Registered with the city: UNION STREET FLATS LLC · 1 other building here list it; HP UNION ST. HDFC, INC. · 1 other building here list it
Ownership transferred Mar 2026, no sale price · NYC Department of Finance

Apartments named in these records

15 of this building’s 16 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.

Fire and safety

Issues on record

Structure and facade

Issues on record

Heat and hot water

Issues on record · 86 complaints, 2024–2026 · 36 in the past year
What has happened here
2026 Oct
Heat or hot water complaint
2026 Aug
Heat or hot waterApt 203B complaint
2026 Jul
Heat or hot waterApt 303 complaint
2026 May
Heat or hot waterApt 302 complaint
2026 May
Heat or hot waterApt 401 complaint
2026 May
Heat or hot waterApt 303 complaint
Show 82 more
2026 Apr
Heat or hot waterApt 302 complaint
2026 Jan
Heat or hot waterApt 401 complaint
2025 Dec
Heat or hot waterApt 401 complaint
2025 Dec
Heat or hot waterApt 302 complaint
2025 Dec
Heat or hot water complaint
2025 Dec
Heat or hot waterApt 302 complaint
2025 Dec
Heat or hot waterApt 301B complaint
2025 Dec
Heat or hot water complaint
2025 Dec
Heat or hot waterApt 401 complaint
2025 Dec
Heat or hot waterApt 303 complaint
2025 Dec
Heat or hot water complaint
2025 Nov
Heat or hot waterApt 302 complaint
2025 Nov
Heat or hot waterApt 401 complaint
2025 Nov
Heat or hot waterApt 302 complaint
2025 Nov
Heat or hot waterApt 401 complaint
2025 Nov
Heat or hot waterApt 303 complaint
2025 Nov
Heat or hot waterApt 104 complaint
2025 Nov
Heat or hot waterApt 302 complaint
2025 Nov
Heat or hot waterApt 302 complaint
2025 Nov
Heat or hot waterApt 401 complaint
2025 Nov
Heat or hot waterApt 302 complaint
2025 Nov
Heat or hot waterApt 302 complaint
2025 Nov
Heat or hot waterApt 402 complaint
2025 Nov
Heat or hot waterApt 201B complaint
2025 Nov
Heat or hot waterApt 303 complaint
2025 Nov
Heat or hot waterApt 302 complaint
2025 Oct
Heat or hot waterApt 302 complaint
2025 Oct
Heat or hot waterApt 302 complaint
2025 Oct
Heat or hot waterApt 303 complaint
2025 Oct
Heat or hot waterApt 201 complaint
2025 Oct
Heat or hot waterApt 401 complaint
2025 Oct
Heat or hot waterApt 302 complaint
2025 Sep
Heat or hot waterApt 302 complaint
2025 Sep
Heat or hot waterApt 303 complaint
2025 Jun
Heat or hot water complaint
2025 Jun
Heat or hot waterApt 302 complaint
2025 Jun
Heat or hot waterApt 401 complaint
2025 Jun
Heat or hot waterApt 301B complaint
2025 Jun
Heat or hot waterApt 302 complaint
2025 Jun
Heat or hot waterApt 303 complaint
2025 Jun
Heat or hot waterApt 303 complaint
2025 May
Heat or hot waterApt 302 complaint
2025 May
Heat or hot water complaint
2025 May
Heat or hot waterApt 302 complaint
2025 May
Heat or hot waterApt 303 complaint
2025 May
Heat or hot waterApt 103 complaint
2025 May
Heat or hot water complaint
2025 May
Heat or hot waterApt 302 complaint
2025 May
Heat or hot water complaint
2025 May
Heat or hot waterApt 302 complaint
2025 May
Heat or hot water complaint
2025 May
Heat or hot water complaint
2025 Apr
Heat or hot waterApt 401 complaint
2025 Apr
Heat or hot water complaint
2025 Apr
Heat or hot waterApt 302 complaint
2025 Apr
Heat or hot water complaint
2025 Apr
Heat or hot water complaint
2025 Apr
Heat or hot waterApt 401 complaint
2025 Mar
Heat or hot water complaint
2025 Mar
Heat or hot waterApt 204B complaint
2025 Mar
Heat or hot waterApt 302 complaint
2025 Mar
Heat or hot waterApt 302 complaint
2025 Mar
Heat or hot waterApt 303 complaint
2025 Mar
Heat or hot waterApt 401 complaint
2025 Mar
Heat or hot waterApt 303 complaint
2025 Mar
Heat or hot water complaint
2025 Feb
Heat or hot waterApt 401 complaint
2025 Feb
Heat or hot waterApt 401 complaint
2025 Feb
Heat or hot waterApt 302 complaint
2025 Feb
Heat or hot water complaint
2025 Feb
Heat or hot water complaint
2025 Feb
Heat or hot waterApt 302 complaint
2025 Feb
Heat or hot waterApt 301B complaint
2025 Feb
Heat or hot waterApt 302 complaint
2025 Feb
Heat or hot waterApt 202 complaint
2024 Dec
Heat or hot waterApt 302 complaint
2024 Dec
Heat or hot waterApt 303 complaint
2024 Dec
Heat or hot waterApt 303 complaint
2024 Dec
Heat or hot waterApt 202 complaint
2024 Nov
Heat or hot waterApt 202 complaint
2011 Nov
Boiler permit
1993 Aug
Local Law 62/91 - Boilers never closed · DOB violation
Boiler inspection filings

Latest accepted inspection Apr 2025, defects reported: no

DOB NOW: Safety Boiler, as of 2026-10-20 · See the boiler filings at DOB →
What this counts

Accepted annual boiler inspection filings, any date

Boiler work permits

Latest boiler work permit 2011

DOB Permit Issuance (BIS), as of 2026-10-20
What this counts

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

Heat and hot water complaints

36 heat or hot water complaints

Housing Maintenance Code Complaints and Problems, as of 2026-10-21 · 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 · 10 complaints, 2025–2026 · 9 in the past year

Pests and cleanliness

Issues on record · 17 complaints, 2024–2026 · 12 in the past year

Electrical

Issues on record · 11 complaints, 2024–2026 · 8 in the past year

Flooding

No issues on record
FEMA flood zone

Outside FEMA's 1% annual-chance flood zone: X

FEMA National Flood Hazard Layer, as of 2026-10-21
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

General condition and all records

HPD violations

30 open: 30 about building conditions — pests (7), doors and windows (6), leaks (4), other conditions (4); 7 immediately hazardous (class C). 25 further violations from 2026 were closed. 739 violations on record in all, 1990–2026 — the 193 most recent are listed here

2026 Oct
Other conditions class B
2026 Oct
Other conditionsApt 201B class A
2026 Oct
MoldApt 201B class A
2026 Oct
LeaksApt 201B class B
2026 Oct
Doors and windowsApt 201B class B
2026 Oct
Walls, floors and stairsApt 201B class B
2026 Oct
LeaksApt 201B class B
2026 Oct
MoldApt 201B class A
Show 42 more
2026 Oct
PlumbingApt 201B class B
2026 Oct
Other conditionsApt 201B class B
2026 Sep
Electrical class B
2026 Sep
LeaksApt 401 class B
2026 Sep
LeaksApt 401 class B
2026 Sep
Doors and windowsApt 401 class A
2026 Sep
Walls, floors and stairsApt 401 class B
2026 Sep
Walls, floors and stairsApt 401 class A
2026 Sep
PestsApt 401 class C
2026 Sep
ElectricalApt 401 class B
2026 Sep
Other conditionsApt 401 class B
2026 Sep
PestsApt 401 class C
2026 Sep
PestsApt 203B class C
2026 Sep
PestsApt 203B class C
2026 Sep
Walls, floors and stairs class B · closed
2026 Sep
Smoke or CO detectorsApt 203B class B · closed
2026 Sep
Smoke or CO detectorsApt 203B class B · closed
2026 Sep
Walls, floors and stairsApt 203B class B · closed
2026 Sep
Other conditionsApt 203B class B · closed
2026 Sep
Walls, floors and stairsApt 203B class B · closed
2026 Aug
Other conditionsApt 104 class B · closed
2026 Aug
LeaksApt 104 class B · closed
2026 Aug
Walls, floors and stairsApt 104 class B · closed
2026 Aug
Walls, floors and stairsApt 104 class B · closed
2026 Aug
Walls, floors and stairsApt 104 class B · closed
2026 Aug
LeaksApt 104 class B · closed
2026 Aug
Walls, floors and stairsApt 104 class B · closed
2026 Aug
LeaksApt 104 class B · closed
2026 Aug
LeaksApt 104 class B · closed
2026 Aug
Walls, floors and stairsApt 104 class B · closed
2026 Aug
Fire safety class A
2026 Aug
PestsApt 104 class C
2026 Aug
Walls, floors and stairsApt 104 class A · closed
2026 Aug
Smoke or CO detectorsApt 104 class B · closed
2026 Aug
Smoke or CO detectorsApt 104 class B · closed
2026 Aug
Walls, floors and stairsApt 104 class B · closed
2026 Aug
Walls, floors and stairsApt 104 class A · closed
2026 Aug
LeaksApt 104 class B · closed
2026 Aug
Walls, floors and stairsApt 104 class B · closed
2026 Aug
LeaksApt 104 class B · closed
2026 Aug
Other conditions class B · closed
2026 Apr
PestsApt 401 class C
Housing Maintenance Code Violations, as of 2026-10-20 · 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

1 open: 1 about filings or paperwork

DOB Violations, as of 2026-10-20 · 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

86 heat or hot water, 12 electrical, 12 paint or plaster, 9 mold, 9 pests, 8 plumbing, 6 general repairs, 5 doors or windows, 5 floors or stairs, 5 leaks, 3 unsanitary conditions

2026 Oct
Heat or hot water
2026 Oct
PestsApt 203B2F
2026 Oct
Doors or windows, electrical, paint or plaster, plumbing, mold, pestsApt 201B
2026 Sep
Electrical, floors or stairs, general repairs, paint or plaster, plumbing, pestsApt 401
2026 Sep
Doors or windows, electrical, floors or stairs, general repairs, paint or plaster, pestsApt 302
2026 Aug
Heat or hot water, pestsApt 203B
2026 Aug
Paint or plaster, pestsApt 203
2026 Aug
Electrical, leaksApt 104
Show 110 more
2026 Aug
LeaksApt 104
2026 Jul
General repairsApt 303
2026 Jul
Heat or hot waterApt 303
2026 Jul
General repairsApt 406A
2026 Jun
LeaksApt 104
2026 Jun
Paint or plasterApt 104
2026 Jun
Doors or windows, floors or stairs, paint or plaster, plumbing, unsanitary conditionsApt 401
2026 May
Unsanitary conditions, moldApt 302
2026 May
Heat or hot waterApt 302
2026 May
Heat or hot waterApt 401
2026 May
Heat or hot waterApt 303
2026 May
MoldApt 303
2026 May
Mold, pestsApt 303
2026 Apr
Heat or hot waterApt 302
2026 Mar
General repairs, paint or plaster, unsanitary conditionsApt 401
2026 Jan
Heat or hot waterApt 401
2025 Dec
Heat or hot waterApt 401
2025 Dec
Heat or hot waterApt 302
2025 Dec
Heat or hot water
2025 Dec
Heat or hot waterApt 302
2025 Dec
Heat or hot waterApt 301B
2025 Dec
Heat or hot water
2025 Dec
Heat or hot waterApt 401
2025 Dec
Heat or hot waterApt 303
2025 Dec
Heat or hot water
2025 Dec
PlumbingApt 302
2025 Nov
Heat or hot waterApt 302
2025 Nov
Heat or hot waterApt 401
2025 Nov
Heat or hot waterApt 302
2025 Nov
Heat or hot waterApt 401
2025 Nov
Heat or hot waterApt 303
2025 Nov
Electrical, heat or hot water, paint or plaster, mold, leaksApt 104
2025 Nov
ElectricalApt 302
2025 Nov
Electrical
2025 Nov
Heat or hot waterApt 302
2025 Nov
Heat or hot waterApt 302
2025 Nov
Heat or hot waterApt 401
2025 Nov
Heat or hot waterApt 302
2025 Nov
Heat or hot waterApt 302
2025 Nov
Heat or hot waterApt 402
2025 Nov
Heat or hot waterApt 201B
2025 Nov
Heat or hot waterApt 303
2025 Nov
Heat or hot waterApt 302
2025 Oct
Heat or hot waterApt 302
2025 Oct
ElectricalApt 302
2025 Oct
Heat or hot waterApt 302
2025 Oct
Heat or hot waterApt 303
2025 Oct
Doors or windows, heat or hot water, plumbingApt 201
2025 Oct
Heat or hot waterApt 401
2025 Oct
Heat or hot waterApt 302
2025 Sep
MoldApt 302
2025 Sep
Heat or hot waterApt 302
2025 Sep
Heat or hot waterApt 303
2025 Jun
Heat or hot water
2025 Jun
Heat or hot waterApt 302
2025 Jun
Heat or hot waterApt 401
2025 Jun
Heat or hot waterApt 301B
2025 Jun
Heat or hot waterApt 302
2025 Jun
Heat or hot waterApt 303
2025 Jun
Heat or hot waterApt 303
2025 May
Heat or hot waterApt 302
2025 May
Heat or hot water
2025 May
Heat or hot waterApt 302
2025 May
Heat or hot waterApt 303
2025 May
Heat or hot waterApt 103
2025 May
Heat or hot water
2025 May
Heat or hot waterApt 302
2025 May
Heat or hot water
2025 May
Heat or hot waterApt 302
2025 May
Heat or hot water
2025 May
Heat or hot water
2025 Apr
Heat or hot waterApt 401
2025 Apr
Heat or hot water
2025 Apr
ElectricalApt 302
2025 Apr
Heat or hot waterApt 302
2025 Apr
Electrical, heat or hot water
2025 Apr
Heat or hot water
2025 Apr
Heat or hot waterApt 401
2025 Mar
Heat or hot water
2025 Mar
Heat or hot waterApt 204B
2025 Mar
Heat or hot waterApt 302
2025 Mar
Heat or hot waterApt 302
2025 Mar
Heat or hot waterApt 303
2025 Mar
Heat or hot waterApt 401
2025 Mar
Heat or hot waterApt 303
2025 Mar
MoldApt 302
2025 Mar
Heat or hot water
2025 Feb
Heat or hot waterApt 401
2025 Feb
Heat or hot waterApt 401
2025 Feb
Heat or hot waterApt 302
2025 Feb
Heat or hot water
2025 Feb
Heat or hot water
2025 Feb
Heat or hot waterApt 302
2025 Feb
LeaksApt 301B
2025 Feb
Heat or hot waterApt 301B
2025 Feb
Heat or hot waterApt 302
2025 Feb
Floors or stairs, heat or hot water, paint or plaster, pestsApt 202
2024 Dec
Doors or windows, electrical, heat or hot waterApt 302
2024 Dec
Heat or hot waterApt 303
2024 Dec
Heat or hot waterApt 303
2024 Dec
Heat or hot waterApt 202
2024 Dec
Paint or plaster, mold, pestsApt 303
2024 Nov
Floors or stairs, heat or hot water, paint or plaster, moldApt 202
2024 Sep
Floors or stairs, unsanitary conditionsApt 302
2024 Jul
Floors or stairsApt 302
2024 Jan
ElectricalApt 301B
2024 Jan
PlumbingApt 301B
2024 Jan
General repairsApt 301B
2024 Jan
SafetyApt 301B
2024 Jan
PestsApt 301B
Housing Maintenance Code Complaints and Problems, as of 2026-10-21 · 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

2 permits since 1990

DOB NOW: Build – Approved Permits, as of 2026-10-20 · See every permit at DOB →
What this counts

DOB permits issued (DOB NOW and legacy BIS), one per job and work type; excludes sheds

SalesWhole tax lot

Ownership transferred Mar 2026, no sale price

NYC Citywide Annualized Calendar Sales, as of 2026-06-09
What this counts

Department of Finance sales files, 2016 on

Everything else on record
2026 Oct
Other conditions class B · HPD violation
2026 Oct
Other conditionsApt 201B class A · HPD violation
2026 Oct
Other conditionsApt 201B class B · HPD violation
2026 Oct
Doors or windows, paint or plasterApt 201B complaint
2026 Sep
Other conditionsApt 401 class B · HPD violation
2026 Sep
Floors or stairs, general repairs, paint or plasterApt 401 complaint
Show 24 more
2026 Sep
Doors or windows, floors or stairs, general repairs, paint or plasterApt 302 complaint
2026 Sep
Smoke or CO detectorsApt 203B class B · closed · HPD violation
2026 Sep
Smoke or CO detectorsApt 203B class B · closed · HPD violation
2026 Sep
Other conditionsApt 203B class B · closed · HPD violation
2026 Aug
Other conditionsApt 104 class B · closed · HPD violation
2026 Aug
Paint or plasterApt 203 complaint
2026 Aug
Smoke or CO detectorsApt 104 class B · closed · HPD violation
2026 Aug
Smoke or CO detectorsApt 104 class B · closed · HPD violation
2026 Aug
Other conditions class B · closed · HPD violation
2026 Jul
General repairsApt 303 complaint
2026 Jul
General repairsApt 406A complaint
2026 Jun
Paint or plasterApt 104 complaint
2026 Jun
Doors or windows, floors or stairs, paint or plasterApt 401 complaint
2026 Mar
General repairs, paint or plasterApt 401 complaint
2025 Nov
Paint or plasterApt 104 complaint
2025 Oct
Doors or windowsApt 201 complaint
2025 Feb
Floors or stairs, paint or plasterApt 202 complaint
2024 Dec
Doors or windowsApt 302 complaint
2024 Dec
Paint or plasterApt 303 complaint
2024 Nov
Floors or stairs, paint or plasterApt 202 complaint
2024 Sep
Floors or stairsApt 302 complaint
2024 Jul
Floors or stairsApt 302 complaint
2024 Jan
General repairsApt 301B complaint
2024 Jan
SafetyApt 301B complaint

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
Energyno record
  • Energynot requiredNot required: energy reporting applies to buildings over 25,000 sq ft
ElevatorsNot applicable
  • Elevatorsnot requiredNo elevators registered to this building

Sources

24 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.
For AI and developers: llms.txt · API · MCP server · this card as markdown