3,677 recorded events, 1982–2026, from 15 city data systems. The city's paper trail here is mostly 1,720 HPD complaints, 1,033 311 service requests, 670 HPD housing violations.
Full record, year by year Support this site
A sustained record of distress well beyond its peers. More recorded distress than 99% of 6-24-unit residential buildings citywide. The citywide median for 6-24-unit residential buildings is 16.3 penalty points per 10 units; this building carries 1745.5. In ZIP 10035, 36% of residential buildings hold an A and 17% grade D or F. How grades work
Among 46,798 6-24-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 127 total — 88 class C (immediately hazardous), 20 class B, 19 class A. Oldest open since 2013-12-29. |
status snapshot refreshed weekly from HPD records
105 heat or hot-water complaints in the last three years (winter 2023–24: 26 · winter 2024–25: 28 · winter 2025–26: 44). Repeated winter clusters suggest a chronic heating problem.
No bedbug-infested units reported in the last three years of filings.
$53,780 in enforcement penalties imposed (ECB/OATH) in the last three years.
461 service requests in the last three years. Most common: UNSANITARY CONDITION (77) · Noise (70) · FLOORING/STAIRS (68) · HEAT/HOT WATER (46) · PAINT/PLASTER (43) · PLUMBING (34).
$41,200 in permitted construction work filed since 2016 (2 filings with a declared cost) — a rough measure of how actively the owner maintains the building. Permit costs cover filed construction work only — they do not capture routine maintenance or repairs done without a permit.
| Yes | Built before 1974 (1900) |
| Yes | Six or more residential units (8) |
| No | 421-a / J-51 tax benefit on the current tax roll |
2 of 3 signals present. This is the classic profile of a rent-stabilized building (pre-1974, 6+ units) — many units in such buildings remain stabilized. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
| Registered owner(s) | HYDROGEN USA LLC |
| Head officer | GEORGE ARYEH |
| Managing agent | HYDROGEN USA LLC |
| Last registered | 2025-10-28 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $628,000 | $282,600 |
| 2026 | $502,000 | $225,900 |
| 2027 | $602,000 | $270,900 |
The city's market estimate has fallen 4% between tax years 2025 and 2027.
In the FEMA 1%-annual-chance floodplain (2015 preliminary flood maps) — lenders typically require flood insurance here.
Hurricane evacuation zone 3 of 6 — zone 1 evacuates first.
Not in the city's stormwater (cloudburst) flood maps under any modeled scenario.
No street-flooding or sewer-backup complaints on record at this address.
Sources: FEMA flood maps (coastal), NYC DEP Stormwater Flood Maps (cloudburst), NYC hurricane evacuation zones, and 311 records for this address.
| Subway | 116 St — 6 · 0.4 mi straight-line (about a 10-minute walk) · station accessibility: none 125 St — 4 5 6 · 0.5 mi straight-line (about a 13-minute walk) · station accessibility: full |
| Bus | Nearest boarding stop: 1 Av / E 120 St — M15 · 550 ft |
| Citi Bike | 1 Ave & E 118 St · 150 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: 112 (K-2), 206 (3-5). Confirm with the DOE's school search. |
Distances are straight-line, not walking routes. Transit locations from the MTA and Citi Bike, bike facilities from NYC DOT, school zones from the DOE's 2024–25 maps.
2310 1 Avenue
| Heat or hot water | Heat or hot water |
| Apartment maintenance | Apartment maintenance |
| Bed bugs | Bed bugs |
| Residential pests | Residential pests |
| Rats or mice | Rats or mice |
| Anything else | Anything else |
461 311 service requests from this address in the last three years — 46 of them about heat or hot water.
311 will ask for the address, the apartment if the problem is inside, and what's wrong. Contact details are optional for most complaints; food-poisoning reports can be anonymous. Complaints appear in the city's public 311 data, usually within a day or two, and then in the Live from 311 box on this page.
Managed by HYDROGEN USA LLC — 2 buildings, 14 units. Grades across the portfolio: A1 · F1. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 2310 1 Avenue | MN | 8 | F |
| 2308 1 Avenue | MN | 6 | A |
Most recent mortgage recorded against this lot: $1,825,818 on 2019-05-14 (lender: Cpc Mortgage Company LLC), covering 3 lots — the amount covers all of them. Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2019-05-14 | Agreement $5,645,000 — from OXYGEN USA LLC; HYDROGEN USA LLC to CPC MORTGAGE COMPANY LLC | $5,645,000 | |
| 2019-05-14 | Mortgage $1,825,819 — from HYDROGEN USA LLC; OXYGEN USA LLC to CPC MORTGAGE COMPANY LLC | $1,825,819 | |
| 2014-04-22 | Agreement $4,250,000 — from OXYGEN USA LLC; HYDROGEN USA LLC to AMALGAMATED BANK | $4,250,000 | |
| 2014-04-22 | Mortgage $4,250,000 — from OXYGEN USA LLC; HYDROGEN USA LLC to AMALGAMATED BANK | $4,250,000 | |
| 2013-07-22 | Deed $2,620,000 — from BIRONI LLC; KASHANI EQUITIES LLC to HYDROGEN USA LLC | $2,620,000 | |
| 2007-06-25 | Mortgage $600,000 — from BIRONI, LLC to WASHINGTON MUTUAL BANK, FA | $600,000 | |
| 2005-11-18 | Deed $1,400,000 — from 1624 MADISON AVENUE-2310 FIRST AVENUE MA to BIRONI, LLC | $1,400,000 | |
| 2003-10-16 | M&CON $1,280,500 — from 1624 MADISON AVENUE-2310 FIRST AVENUE to ASTORIA FEDERAL SAVINGS AND LOAN ASSOCIA | $1,280,500 | |
| 2002-02-20 | Mortgage $600,000 — from 1624 HOLDING LLC; 2310 REALTY LLC; 455 E. 117 LLC to NORTH FORK BANK | $600,000 | |
| 2002-02-20 | Mortgage $217,500 — from 1624 MAISON AVENUE-2310 FIRST AVENUE MGM to ASTORIA FEDERAL SAVINGS & LOAN ASSOCIATI | $217,500 | |
| 2000-12-15 | Mortgage $200,000 — from 1624 HOLDING LLC; 455 E. 117 LLC; 2310 REALTY LLC to NORTH FORK BANK | $200,000 | |
| 1999-11-03 | Mortgage $200,000 — from 2310 REALTY LLC to 2310 FUNDING ASSOCS | $200,000 | |
| 1994-10-13 | Mortgage $115,000 — from GELB, LAURA; GELB, MURRAY to DEANGELIS, ERNEST | $115,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 4 | 126 | 0 | 1 | 131 |
| 2018 | 0 | 11 | 120 | 0 | 4 | 135 |
| 2019 | 0 | 10 | 151 | 6 | 3 | 170 |
| 2020 | 0 | 2 | 104 | 0 | 1 | 107 |
| 2021 | 0 | 2 | 107 | 0 | 0 | 109 |
| 2022 | 0 | 0 | 130 | 0 | 1 | 131 |
| 2023 | 0 | 5 | 111 | 0 | 3 | 119 |
| 2024 | 0 | 12 | 374 | 2 | 3 | 391 |
| 2025 | 1 | 17 | 395 | 0 | 4 | 417 |
| 2026 | 2 | 23 | 301 | 1 | 3 | 330 |
Every one of the 3,677 recorded events, 1982–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10035 · Landlord rankings · How grades work · The map · The Mice Map