# 631 W 156 St, Manhattan What New York City's public records say about this building. Page: https://blueflo.tech/b/631-west-156-street-manhattan > These are city records, not an inspection by Blueflo. Every item shows its source and the date it was last checked. Also known as 790 Riverside Dr: one building, several doors, and this card covers all of them. ## In one line 5 open immediately hazardous (class C) HPD violations about fire safety and pests and mold (Housing Maintenance Code Violations, as of 2026-10-19) ## The building - **Year built:** 1911 (PLUTO (tax lot data), as of 2026-08-24) - **Stories:** 13 (Buildings Subject to HPD Jurisdiction, as of 2026-08-12) - **Homes:** 202 (Buildings Subject to HPD Jurisdiction, as of 2026-08-12) ## Worth knowing - 5 open immediately hazardous (class C) HPD violations about fire safety and pests and mold - Latest facade filing: safe with a repair and maintenance program - Sidewalk shed permitted since Nov 2022 - 70 open HPD violations about building conditions ## Also on record - On the state's list of buildings with rent-stabilized apartments (2024 registrations) - In the Audubon Park Historic District: exterior changes need Landmarks Commission approval ## Clean in the records - Water service line on record as non-lead (records) (Lead Service Line Location Coordinates, as of 2026-01-30) - Boiler inspection filed Feb 2026 with no defects reported (DOB NOW: Safety Boiler, as of 2026-10-19) - Outside FEMA's 1% annual-chance flood zone; no mapped stormwater flooding (FEMA National Flood Hazard Layer, as of 2026-10-20) - Elevator periodic inspection filed within the last year (DOB NOW Elevator Safety Compliance, as of 2026-10-19) ## Building systems - **Boiler inspection filings:** Latest accepted inspection Feb 2026, defects reported: no (DOB NOW: Safety Boiler, as of 2026-10-19) - **Facade rating:** Safe with a repair and maintenance program (cycle 9, filed Aug 2023) (DOB NOW: Safety – Facades Compliance Filings, as of 2026-10-19) - **Water service line:** Non-Lead (records) (Lead Service Line Location Coordinates, as of 2026-01-30) - **FEMA flood zone:** Outside FEMA's 1% annual-chance flood zone: X (FEMA National Flood Hazard Layer, as of 2026-10-20) - **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) - **Basement:** Above grade (PLUTO (tax lot data), as of 2026-08-24) ## Violations and complaints - **HPD violations:** 70 open: 70 about building conditions — walls, floors and stairs (39), doors and windows (10), leaks (7), fire safety (4); 5 immediately hazardous (class C). Also 77 older records from 1992–2016 never closed. 23 further violations from 2024 were closed. 324 violations on record in all, 1992–2026 — the 170 most recent are listed here (Housing Maintenance Code Violations, as of 2026-10-19) - **DOB violations:** 3 open: 1 about building conditions, 2 about filings or paperwork (DOB Violations, as of 2026-10-19) - **Heat and hot water complaints:** 1 heat or hot water complaint (Housing Maintenance Code Complaints and Problems, as of 2026-10-20) - **Resident complaints to the city:** 4 mold, 2 heat or hot water, 2 paint or plaster, 2 plumbing, 1 safety (Housing Maintenance Code Complaints and Problems, as of 2026-10-20) ## More systems - **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) - **Heat source:** Boiler burning No. 4 oil (Rockmills Mp-400 ROCKMILLS MP-400), registration cancelled since Mar 2018 (Clean Air Tracking System (boiler registrations), as of 2026-10-20) - **Boiler work permits:** No boiler work permits on record (DOB Permit Issuance (BIS), as of 2026-10-19) - **Elevators:** 3 active elevators; latest periodic inspection Jun 2026 (DOB NOW Elevator Safety Compliance, as of 2026-10-19) - **Gas piping:** No open gas piping filing violations. Inspection results themselves are not published (DOB Safety Violations, as of 2026-10-19) - **Energy:** ENERGY STAR score 99 (2024 report) (Energy and Water Data Disclosure (Local Law 84), as of 2025-11-25) ## Permits and work - **Permit history:** 120 permits since 1990 (DOB NOW: Build – Approved Permits, as of 2026-10-19) - **Sidewalk shed and scaffolding:** Shed permit active now (DOB NOW: Build – Approved Permits, as of 2026-10-19) - **Landmark status:** In the Audubon Park Historic District (PLUTO (tax lot data), as of 2026-08-24) ## By apartment 13 of 202 apartments named in a city record: - Apt 1B: https://blueflo.tech/b/631-west-156-street-manhattan/unit/1b - Apt 1C: https://blueflo.tech/b/631-west-156-street-manhattan/unit/1c - Apt 2K: https://blueflo.tech/b/631-west-156-street-manhattan/unit/2k - Apt 2M: https://blueflo.tech/b/631-west-156-street-manhattan/unit/2m - Apt 3K: https://blueflo.tech/b/631-west-156-street-manhattan/unit/3k - Apt 5A: https://blueflo.tech/b/631-west-156-street-manhattan/unit/5a - Apt 8K: https://blueflo.tech/b/631-west-156-street-manhattan/unit/8k - Apt 11A: https://blueflo.tech/b/631-west-156-street-manhattan/unit/11a - Apt 12L: https://blueflo.tech/b/631-west-156-street-manhattan/unit/12l - Apt 12LX: https://blueflo.tech/b/631-west-156-street-manhattan/unit/12lx - Apt 12XL: https://blueflo.tech/b/631-west-156-street-manhattan/unit/12xl - Apt MG: https://blueflo.tech/b/631-west-156-street-manhattan/unit/mg - Apt MH: https://blueflo.tech/b/631-west-156-street-manhattan/unit/mh ## Registered with the city - FirstService Residential (Agent, Registration Contacts) - 790 RIVERSIDE DRIVE OWNERS INC. (CorporateOwner, Registration Contacts) - 790 RSD OWNERS INC (TaxLotOwner, PLUTO (tax lot data)) ## More - Every record behind this card: https://blueflo.tech/b/631-west-156-street-manhattan/records - The same card as JSON: https://blueflo.tech/v1/buildings/631-west-156-street-manhattan - Ask about any building from an assistant (MCP): https://blueflo.tech/mcp - Report something wrong: https://blueflo.tech/dispute?slug=631-west-156-street-manhattan - How to use this data: https://blueflo.tech/llms.txt