Substation · South Holland, Netherlands

380 kV Maasvlakte Onyx

380 kV Maasvlakte Onyx is a substation in South Holland, Netherlands, operated by TenneT.

Facts

Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.

Fact	Value	Source
Location	South Holland	OpenStreetMap power infrastructure (Overpass) · record · ODbL 1.0, © OpenStreetMap contributors · checked 24 Oct 2026
Operator	TenneT	OpenStreetMap power infrastructure (Overpass) · record · ODbL 1.0, © OpenStreetMap contributors · checked 24 Oct 2026
Voltage	380 kV	OpenStreetMap power infrastructure (Overpass) · record · ODbL 1.0, © OpenStreetMap contributors · checked 24 Oct 2026
Coordinates	51.9449, 4.0737	OpenStreetMap power infrastructure (Overpass) · record · ODbL 1.0, © OpenStreetMap contributors · checked 24 Oct 2026

Research on this substation and its operator.Who owns it up to the parent company, its headroom, congestion and the land around it, and an introduction to the operator.

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How its operator compares

TenneT operates 427 of the 440 substations in the Netherlands in our data with a named owner; the most of any owner. Counts cover the substations in our data that name an owner, holder or operator; an asset with several owners counts for each.

Operator in Netherlands	Rank	Substations	Share
TenneT	1st	427	97%
ProRail	2nd	6	1.4%
DSM/Chemelot	3rd	3	0.68%
Stedin	3rd	3	0.68%
EdgeConnex	5th	2	0.45%

Nearby

Within 50 km of this substation: 352 power plants (282 operating, 7,642 MW), 302 permit notices, 59 CO2 emitters (32 operating), 10 data centers and 2 processing plants, measured from the coordinates in the facts above. The table shows the nearest 9, up to 3 per kind.

Name	Kind	Size	Status	Distance
Onyx Power Plant Rotterdam	Power plant	731 MW	Operating	0.1 km
Centrale Maasvlakte (MPP3)	Power plant	1,070 MW	Operating	0.5 km
Solar Maasvlakte Rotterdam (C. Steinweg-Handelsveem)	Power plant	1.71 MW	Operating	1.0 km
Battery storage omgevingsvergunning application, Rotterdam (prb-2025-16931)	Permit notice	—	—	1.8 km
BP Raffinaderij Rotterdam B.V.	CO2 emitter	2,070,453 tCO2e	—	2.1 km
Battery storage omgevingsvergunning application, Rotterdam (prb-2026-16014)	Permit notice	—	—	2.1 km
Industry omgevingsvergunning decision, Rotterdam (prb-2025-1004)	Permit notice	—	—	2.1 km
Uniper Centrale Maasvlakte	CO2 emitter	2,001,910 tCO2e	—	3.5 km
Geothermal heat Tinte (Duurzaam Voorne Holding)	CO2 emitter	—	Operating	6.6 km

Operator and place

Candidate sites around this substation

16 sites of land near 380 kV Maasvlakte Onyx have it as nearest substation. Each site page gives its area, its distance to the substation and its site score; owners are on request.