The Dexes / Radiation Monitor / 4077
Locationdex · Radiation Monitor
FORT SMITH
4077 · 2009-03-20T00:00:00Z · 35.388, -94.427
Sensor hits
0
Observations
0
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2009-03-20T00:00:00+00:00 |
|---|---|
| end_utc | 2025-12-31T23:51:00+00:00 |
| lat | 35.388 |
| lon | -94.427 |
| subtype | radiation-monitor |
| loc_num | 4077 |
| city | FORT SMITH |
| state | AR |
| latitude | 35.388 |
| longitude | -94.427 |
| geocoded | city-centroid |
| has_series | true |
| series_summary | {"n_observations":457,"first_obs_utc":"2009-03-20T00:00:00+00:00","last_obs_utc":"2023-12-31T00:00:00+00:00","n_analytes":20,"n_materials":2,"n_detectable":403} |
| series_metric | radionuclide_concentration |
| has_gamma_series | true |
| gamma_series_summary | {"n_observations":109455,"first_obs_utc":"2009-02-24T20:45:00+00:00","last_obs_utc":"2025-12-31T23:51:00+00:00","n_years":17,"n_energy_bands":8,"n_dose_rate":15746,"dose_rate_first_utc":"2024-02-09T19 |
| gamma_series_metric | gamma_dose_rate_and_count |
| provenance | [{"source_slug":"epa_radnet_stations","name":"EPA RadNet Monitoring Stations (registry)","url":"https://data.epa.gov/efservice/ERM_LOCATION/","access":"api","retrieved_utc":"2026-07-01"},{"source_slug |
| last_fix_utc | 2025-12-31T23:51:00+00:00 |
| provisional | false |
| swept | false |
| cross_match | deferred-v2-locationdex |
Provenance
- epa_radnet_stations
- epa_radnet
- epa_radnet_gamma
Storage: dossier · location_storehouse/radiation_monitor/4077.json