API: lass-net.org:pm2.5-open-data-portal
Endpoint: /analysis/DCF/nearest/lat/{lat}/lon/{lon}/
Response format: unknown
Auth: unknown
Method: GET
Last Status: 200
Latency: 7686ms

Description

returns the nearest reference site with DCF model to the specified GPS coordinates and sensor type. If calling without GPS coordinates, returns all available sites with DCF model to the specified sensor type.

Parameters (3)

lat (number, path, required)

GPS latitude

lon (number, path, required)

GPS longitude

sensor (string, query, optional, default: PMS5003)

PM2.5 sensor model

Constraints: {'enum': ['PMS5003']}

Examples (1)

analysis_DCF_Nearest_Site openapi-spec 
curl 'https://pm25.lass-net.org/API-1.0.0/analysis/DCF/nearest/lat/25.04/lon/121.614/'
import requests

resp = requests.get("https://pm25.lass-net.org/API-1.0.0/analysis/DCF/nearest/lat/25.04/lon/121.614/")
data = resp.json()
import zingu_apis

api = zingu_apis.api("lass-net")
result = api.fetch("analysis/DCF/nearest/lat/{lat}/lon/{lon}/")

for item in result:
    print(item)
const resp = await fetch("https://pm25.lass-net.org/API-1.0.0/analysis/DCF/nearest/lat/25.04/lon/121.614/");
const data = await resp.json();

Probe History

Latency

Status Codes

TimeStatusLatencySize
2026-04-16 03:36:14.295827 200 7686ms
2026-04-15 03:37:12.716777 200 5709ms
2026-04-14 03:47:01.741733 200 7811ms
2026-04-12 13:08:27.029759 200 1466ms
2026-04-10 00:52:58.785314 200 1648ms
2026-04-09 01:53:05.553616 200 1479ms