Power price went negative
energy.price_went_negative · Ready European day-ahead electricity auctions, 15 European countries
What it is
Public: from open or licensed sources, shared by everyone who subscribes.
- Example: Negative day-ahead power prices, Netherlands (NL), Thu 22 Oct: 3.25 h below zero, down to -€18.40/MWh
- Typed payload, validated by its JSON Schema
- Collected today from European day-ahead electricity auctions (15 European countries)
Each event names its exact source, a link to the record, the licence and the attribution in its provenance.
Example event, standard format
{
"specversion": "1.0",
"id": "evt_01M5EV0NM0AFFP68QRM0DEQ6AC",
"type": "energy.price_went_negative",
"source": "/sources/examples/energy",
"time": "2026-10-21T09:00:00Z",
"observed_at": "2026-10-21T09:00:42Z",
"dataschema": "https://schemas.worldsignals.dev/energy.price_went_negative/1.json",
"datacontenttype": "application/json",
"visibility": "public",
"country": "NL",
"subject": {
"kind": "market",
"name": "Netherlands (NL)",
"ids": {
"eic": "10YNL----------L"
},
"ws_id": "ent_01M5EV0NM04TQMCB2MJT6ZV9XK"
},
"title": "Negative day-ahead power prices, Netherlands (NL), Thu 22 Oct: 3.25 h below zero, down to -€18.40/MWh",
"data": {
"bidding_zone": {
"eic": "10YNL----------L",
"code": "NL"
},
"countries": [
"NL"
],
"delivery_date": "2026-10-22",
"delivery_start": "2026-10-21T22:00:00Z",
"delivery_end": "2026-10-22T22:00:00Z",
"market": "day_ahead",
"currency": "EUR",
"unit": "EUR/MWh",
"resolution_minutes": 15,
"negative_intervals": 13,
"negative_hours": 3.25,
"min": -18.4,
"min_at": "2026-10-22T11:30:00Z",
"mean": 61.7,
"first_negative_at": "2026-10-22T10:00:00Z",
"last_negative_end": "2026-10-22T13:15:00Z"
},
"provenance": {
"source_id": "example",
"source_name": "Example data",
"url": "https://example.com/worldsignals/energy.price_went_negative",
"licence": "Example only, not a real record",
"method": "example"
},
"confidence": 0.95,
"personal_data": false,
"revision": 1,
"tags": [
"example",
"day_ahead",
"electricity",
"negative_price"
]
}Give your agents something to notice
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