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NASA APOD vs USGS Earthquake Hazards Program

Same instrument, two spec sheets — measured, not claimed.

APINASA APODHEALTHY—USGS Earthquake Hazards ProgramNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesyes
Data licensePublic domain (US Gov)Public domain (U.S. Government work)
Free tier1,000 req/hour with free keyFree — no API key required
Rate limitDEMO_KEY: 30/hour, 50/dayUnpublished
In directory since2026-05-022026-07-05
operationalpartialdownno data

NASA APOD vs USGS Earthquake Hazards Program: common questions

Which is more reliable, NASA APOD or USGS Earthquake Hazards Program?

On our scheduled checks, USGS Earthquake Hazards Program leads on measured uptime — NASA APOD at —% versus USGS Earthquake Hazards Program at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do NASA APOD and USGS Earthquake Hazards Program need an API key?

USGS Earthquake Hazards Program needs no key, while NASA APOD requires a free API key. If you want to start calling without signup, reach for USGS Earthquake Hazards Program first.

Can I call NASA APOD and USGS Earthquake Hazards Program from the browser?

Yes — both NASA APOD and USGS Earthquake Hazards Program send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are NASA APOD and USGS Earthquake Hazards Program free for commercial use?

NASA APOD allows commercial use on its free tier, and USGS Earthquake Hazards Program allows commercial use on its free tier. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.