com.thestackunderflow/datum-property
US Flood Zone & Property Risk (FEMA, NOAA, USGS, Census)
FEMA flood zone, hazard history and demographics for any US address, with sources on every answer.
alive probed 2026-10-15 · HTTP 200
6tools
3.9ktokens in Claude Opus 5.5
4.0ktokens in Claude Code
2.0 %of a 200k context window
2.5ko200k_base estimate
319 msto initialize
112 msto list tools
- Endpoint
- https://mcp.thestackunderflow.com/mcp/property (streamable-http)
- Host
- mcp.thestackunderflow.com
- Protocol
- 2025-06-18
- Reports itself as
- datum-property 0.2.0
- Capabilities
- resources, tools
- Instructions
- 361 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-13. Counted again when the tool definitions change. Method.
- Website
- https://apify.com/the-stack-underflow/datum-property
- Registry
- active, updated 2026-10-13 · registry entry
- Reachable
- 1 of the last 2 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| hazard_history | 672 | 27 % |
| flood_zone | 568 | 23 % |
| address_profile | 424 | 17 % |
| area_demographics | 274 | 11 % |
| census_geocode | 267 | 11 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-13 11:09 | alive | 319 ms | 6 | 3.9k | 2.5k |
| 2026-10-12 11:33 | TLS error |
Badge and feed
[](https://mcpcost.ulehla.dev/s/com.thestackunderflow/datum-property)
An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.