enjoythai.land

Data cluster

Thailand Roadside Noise Data.

Roadside/community station data, annual summaries, and source-proxy layers used to explain major-road and urban-noise exposure.

5 sources Updated 2026-05-11 Download JSON

Best use for travel intelligence

For travel decisions, roadside-noise pages are most useful when they admit that distance, building shielding, and barriers can matter as much as the nearest station reading.

What this changes for travelers

  • Roadside stations: Help set expectations near arterials, flyovers, and dense traffic corridors.
  • NSO summaries: Useful for broad Bangkok and provincial context even when a page needs finer-grained caveats.
  • Barriers and setbacks: Explain why a room behind shielding or farther from the road can feel very different from the curb.

Best sources to start with

  • Best measured roadside source: PCD Noise4Thai and the historical PCD CSV archive for roadside and community station observations.
  • Best annual summary source: NSO environment noise statistics for summarized 24-hour average noise levels in Bangkok, vicinity stations, and some provinces.
  • Best mitigation layer: OSM noise barriers for barrier geometry and source-shielding context near roads and rail lines.
  • Best developer starting point: Pair measured station readings with road and barrier proxies, but keep modeled exposure separate from direct observations.
Official / agency sources

3 of 5 sources look official or agency-backed.

API/feed candidates

4 sources expose API, feed, CKAN/DataStore, JSON, XML, or similar machine-readable access.

Near-real-time signals

1 sources have live, hourly, event-driven, warning, or frequent update language.

Developer note

Combine official stations with road and barrier proxies, but keep measured observations separate from modeled source-context layers.

Last checked and source confidence

Last checked: 2026-05-11.

Source confidence: This cluster is strongest when several sources describe the same traveler problem from different angles: official context, machine-readable feeds, and slower fallback documentation.

Geospatial and satellite

OSM noise barriers

Geospatial noise-mitigation and modeling layer for wall=noise_barrier and related barrier geometry near roads, rail lines, airports, and settlements.

OpenStreetMap Overpass API and ODbL geospatial data Geospatial and satellite

OSM noise monitoring stations

Geospatial enrichment for man_made=monitoring_station with monitoring:noise tagging, useful for mapping public or private noise-monitoring locations and nearby source context.

OpenStreetMap Overpass API and ODbL geospatial data Statistics, economy, and finance

NSO environment noise statistics

National Statistical Office environmental-statistics publication with 24-hour average noise tables for Bangkok, vicinity stations, and some provinces, based on official monitoring summaries.

Public e-book and statistical tables Weather, environment, and disasters

PCD noise monitor CSV

Historical daily average Leq data from Pollution Control Department noise-monitoring stations, typically published as yearly CSV files for nationwide station records.

CKAN dataset with CSV download resources Weather, environment, and disasters

PCD Noise4Thai

Official Pollution Control Department ambient-noise monitoring surface with station codes, area type, update time, Leq 24hr, hourly Leq, Lmin, Lmax, and station detail views. Daily station data is presented as preliminary monitoring data.

Public monitoring dashboard and station pages; no documented bulk public JSON API verified