Chiapas · pricing node · SIN · ORIENTAL · TAPACHULA
Tonala (02TNA-115)
Tonala is a CENACE pricing node in Tonalá, Chiapas. In October 2026 its day-ahead price averaged 1,945 MXN/MWh, 1% below September; real-time averaged 1,209 (September).
Day-ahead · MDAOct 20261,945MXN/MWh▼ 1% vs Sep 2026744 hours observed
Day-ahead · MDASep 20261,966MXN/MWh720 hours observed
Real-time · MTRSep 20261,209MXN/MWh▲ 36% vs Aug 2026720 hours observed
Real-time · MTRAug 2026891MXN/MWh744 hours observed
In Chiapas
17 of 62 nodes in Chiapas by Oct 2026 day-ahead price (1 = highest). State range 1,890–2,025 MXN/MWh; state average 1,933, weighted by hours observed.
Same load zone: TAPACHULA
Oct 2026 day-ahead average, MXN/MWh
- Motozintla 02MTO-1151,970
- Belisario Dominguez II 02BDD-1151,959
- Huixtla 02HUX-1151,947
- CEFERESO Villacomaltitlan 02CFV-1151,946
- Acacoyaua 02AYA-1151,943
- Tapachula 02TCH-1151,938
- Belisario Dominguez 02BDZ-1151,937
- Cecilio del Valle 02CCL-691,936
- Cd Hidalgo Chiapas 02CGO-1151,936
- Mapastepec 02MAP-1151,936
- Switcheo Arriaga 02SWA-1151,936
- Arriaga 02ARR-1151,935
What this number is: the arithmetic mean of the month’s node-hours, with no demand weighting. Methodology · Source: CENACE