API

Flood hazard areas

Organization: Kielce City Hall 1 endpoint Technical name: zagrozenie-powodziowe Version: v1 Managed Public

Municipal MSIP/ISDP flood study for the Silnica, Bobrza, Sufraganiec and Lubrzanka rivers and the national Polish Waters flood hazard maps, clipped to the PRG boundary of Kielce. The independent studies retain their identities in study_key and provenance fields. The map initially shows municipal data; national maps can be enabled in the layer control. Municipal scenarios are 10%,1%,0.5%; national scenarios are 10%,1%,0.2%. Municipal data comes from the retained ISDP snapshot refreshed on5April2024; Oracle is unavailable and no fresh acquisition was made. The municipal edition, author and revision date are unverified;2011 was not assigned.22unclassified features were excluded without inventing probabilities. Downloads and API retain full scenario extents, while the map uses exclusive bands computed separately per study. The national2022-09-07/2025-12-22source period is an INSPIRE assessment horizon, not an automatic expiry date. Import dates do not stand for source revision dates. Sources: City of Kielce/MSIP, Polish Waters.

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Documentation

The API exposes public table data with selected columns, filters, sorting and pagination.

API endpoints

GET /zagrozenie_powodziowe/data Table data: Flood hazard areas json

Returns records from public table zagrozenie_powodziowe. Municipal MSIP/ISDP flood study for the Silnica, Bobrza, Sufraganiec and Lubrzanka rivers and the national Polish Waters flood hazard maps, clipped to the PRG boundary of Kielce. The independent studies retain their identities in study_key and provenance fields. The map initially shows municipal data; national maps can be enabled in the layer control. Municipal scenarios are 10%,1%,0.5%; national scenarios are 10%,1%,0.2%. Municipal data comes from the retained ISDP snapshot refreshed on5April2024; Oracle is unavailable and no fresh acquisition was made. The municipal edition, author and revision date are unverified;2011 was not assigned.22unclassified features were excluded without inventing probabilities. Downloads and API retain full scenario extents, while the map uses exclusive bands computed separately per study. The national2022-09-07/2025-12-22source period is an INSPIRE assessment horizon, not an automatic expiry date. Import dates do not stand for source revision dates. Sources: City of Kielce/MSIP, Polish Waters.

Data publication metadata
License Creative Commons Attribution 4.0 International
Organization Kielce City Hall
Openness level
Categories Environment, Safety, Spatial data and geography
Update frequency UNKNOWN
Spatial coverage POLYGON((20.52155514 50.83221226,20.72062639 50.83221226,20.72062639 50.91359796,20.52155514 50.91359796,20.52155514 50.83221226))
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Response schemas

Check the documented response schemas in the OpenAPI document.

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Endpoint

/api/public/zagrozenie-powodziowe/zagrozenie_powodziowe/data?version=v1

Parameters

Name Location Type Required Description example
columns query string optional Optional comma-separated list of columns. Empty value returns all public columns. id,name
filter[column] query string optional Filter by a public indexed column. Put the column name in brackets, for example filter[status]=active. active
sort query string optional Sort by a public sortable column. Prefix "-" means descending order. -updated_at
limit query integer optional Optional number of records from 1 to 1000; defaults to 100. Zero is not allowed. 100
offset query integer optional Optional non-negative integer offset; defaults to 0. -
Columns 14
Column Type Description Semantics Filtering Sorting
Source identifier source_identifier TEXT - - yes yes
Study identifier study_key VARCHAR(80) - - yes yes
Feature name label TEXT - - no no
Annual flood probability [%] probability_percent DECIMAL(8,3) - - yes yes
Watercourse name reported by the source watercourse TEXT - - yes yes
Source description description TEXT - - no no
Representation geometry geometry GEOMETRY(MULTIPOLYGON,2178) - - no no
Record update in the platform updated_at TIMESTAMP - - no no
Source name source_name TEXT - - no no
Source URL source_url TEXT - - no no
Source-declared modification time source_modified_at TIMESTAMP - - no no
Start of the period stated by the source source_valid_from DATE - - no no
End of the period stated by the source source_valid_until DATE - - no no
URI _uri URL Stable semantic URI generated from the unique table column. Semantic URI identifier no no
Filters 4
Name Type Required Mode example
source_identifier TEXT optional exact match filter[source_identifier]=sample
study_key VARCHAR(80) optional exact match filter[study_key]=sample
probability_percent DECIMAL(8,3) optional range: min and/or max (or equality) filter[probability_percent][min]=10&filter[probability_percent][max]=100
watercourse TEXT optional exact match filter[watercourse]=sample
Request
GET /api/public/zagrozenie-powodziowe/zagrozenie_powodziowe/data?columns=source_identifier,study_key&limit=10&offset=0
Response
{
    "tableName": "zagrozenie_powodziowe",
    "columns": [
        {
            "name": "source_identifier",
            "type": "TEXT",
            "filterable": true,
            "requiredFilter": false,
            "sortable": true,
            "label": "Source identifier",
            "description": null,
            "semanticRole": null,
            "semanticPredicate": null
        },
        {
            "name": "study_key",
            "type": "VARCHAR(80)",
            "filterable": true,
            "requiredFilter": false,
            "sortable": true,
            "label": "Study identifier",
            "description": null,
            "semanticRole": null,
            "semanticPredicate": null
        }
    ],
    "requiredFilters": [],
    "allowedFilters": [
        "source_identifier",
        "study_key"
    ],
    "pagination": {
        "limit": 10,
        "offset": 0,
        "count": 1,
        "total": 1
    },
    "filters": [],
    "items": [
        {
            "source_identifier": "sample",
            "study_key": "sample"
        }
    ]
}