Know the ground before you buy the lot.
Type any address in the five boroughs or North Jersey (Hudson, Bergen, Essex and Union counties). See nearby borings, groundwater and bedrock from public records, plus a free risk band. Get the full $24 report with the exact score.
The map and risk band are free. Pay per report, or get every report plus a drilling contractor directory with Pro.Every report, plus the drillers who do the borings.
For developers, brokers and engineers who check more than a lot or two a month. One subscription covers the screening and the next step: finding a drilling contractor for the site investigation.
- 01Full site reports, no per-report feeExact 0–100 score, its five parts, findings, every nearby boring, well, bedrock point and cleanup site. Normally $24 each.
- 02Portfolio screening includedPaste a list of addresses and get one combined report, ranked from highest risk down.
- 03Drilling contractor directory27 firms doing SPT geotechnical and environmental drilling across NYC, Long Island, Westchester and New Jersey, with phone numbers and websites. Filter by rock coring, direct push, CPT, monitoring wells or limited-access rigs.
- 04NYC and North JerseyThe five boroughs plus Hudson, Bergen, Essex and Union counties. Cancel any time.
How it works
Search an address
Any lot in the five boroughs or North Jersey.
FreeSee what's nearby
Borings, groundwater, bedrock and cleanup sites, with sources.
FreeGet the report
A PDF with a 0–100 risk score and plain-language findings.
$24, or included with ProWhat the record already knew
Two real NYC sites, from reports on public file.
118 Hope St, Williamsburg
15 ft of fill over soft organic soil, water at 10 ft. Piles were recommended. Dozens of nearby boring records already showed it.
1454 39th St, Borough Park
Dense glacial soil, water at 45 ft. A 24-ft cellar stays above the water. Good news is worth knowing too.
Analyses of public NYSDEC records, not customer projects.
Why it helps
Fewer surprises
Spot dewatering, piles and contaminated fill before you make an offer.
Faster research
AI read 150,000+ pages of filings so you don't have to.
Every number cited
Each value links to the report it came from.
Better borings
Give your engineer what's known so the investigation targets what isn't.
Pricing
Portfolio
- Paste a list of addresses
- Ranked from highest risk down
- One combined report
Pro
- Every site and portfolio report included
- Drilling contractor directory: SPT geotechnical and environmental drillers, NYC to NJ
- Cancel any time
NYC Ground Guide
Groundwater, bedrock and risk mix for 175 ZIP codes. See how your neighborhood compares.
Browse ZIP codesFree reports for early partners
Brokers, developers and engineers: unlimited reports for 60 days in exchange for honest feedback on what the record got right and wrong.
Ask about the pilot