Request
POST https://opendata.zilina.sk/api/datasets/v2/environment-monitoring/history?outputType=csv
Parameters
{
"itemId": [
"651ebcc63d55d70001ff67ba"
],
"type": "hourly",
"from": "2025-12-09 07:00:00.000Z",
"to": "2025-12-09 13:00:00.000Z"
}
itemId (array of string, required) – List of environmental station identifiers for which historical data should be loaded.
type (string, required) – Data aggregation method. The value "hourly" means hourly averages of measured quantities.
from (string, required, date and time) – Starting time point of the interval from which data should be loaded (inclusive). The format corresponds to date and time in UTC (e.g. "2025-12-09 07:00:00.000Z").
to (string, required, date and time) – End time point of the interval to which data should be loaded (inclusive).
USER GUIDE
Detailed instructions for querying datasets are available here.
Answer
"timestamp","airCo","airSo2","airPm1","airPm10","airPm25","airNo2","roadStatus","fog","airPm4"
"2025-12-09T07:00:00.000Z",79.82142857142857,2.8569999999999998,24.928571428571427,28.5,27.714285714285715,20.033687129295686,"[]",false,28
"2025-12-09T08:00:00.000Z",60.90277777777778,2.8569999999999998,26.88888888888889,31.61111111111111,30.055555555555557,18.82047954275931,"[]",false,30.72222222222222
"2025-12-09T09:00:00.000Z",59.416666666666664,2.8569999999999998,27.066666666666666,31.4,30.666666666666668,19.552388808920547,"[]",false,31
"2025-12-09T10:00:00.000Z",66.53846153846153,2.8569999999999998,27.692307692307693,31.53846153846154,30.846153846153847,17.17977335354424,"[]",false,31.384615384615383
"2025-12-09T11:00:00.000Z",68.01470588235294,2.8569999999999998,29,34.294117647058826,32.88235294117647,14.744803017509417,"[]",false,33.588235294117645
"2025-12-09T12:00:00.000Z",51.25,2.8569999999999998,29.58823529411765,34.1764705882353,33.294117647058826,12.561271388049537,"[]",false,34
