Compare PJM vs ERCOT vs MISO
Side-by-side capacity, pipeline, the announced-vs-documented gap, time to power and evidence coverage. MW figures are floors: they sum only facilities that disclose a figure, so a low number with low coverage means “not collected”, not “small”. Data as of Oct 12, 2026.
| Metric | PJM | ERCOT | MISO |
|---|---|---|---|
| Facilities tracked | 763 | 176 | 153 |
| Power online (floor) Operating sites with a figure; evidence mix below | 8.53 GW EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.100% | 1.82 GW AnnouncedStated by the company or reported in the press; not yet backed by a filing or grid record.11%EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.89% | 2.05 GW EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.100% |
| Pipeline (floor) Planned MW at sites under construction or planned | 3.7 GW | 5.85 GW | 13.09 GW |
| Announced Largest MW reported by a company, utility, government or press source | 14.51 GW | 10.16 GW | 18.23 GW |
| Documented Per site: grid-backed MW, or operational + under-construction MW | 15.09 GW | 6.41 GW | 12.92 GW |
| Announced, no grid/construction/operating record Sites announced ≥ 100 MW with nothing documented yet | 5.4 GW | 3.36 GW | 2.05 GW |
| Pending MW: < 1 year Announced minus operational, by time-to-power bucket | 2.03 GW | 3.69 GW | 1.9 GW |
| Pending MW: 1–2 years Announced minus operational, by time-to-power bucket | 2.42 GW | 3.01 GW | 10.49 GW |
| Pending MW: 2–4 years Announced minus operational, by time-to-power bucket | 5.47 GW | 2.16 GW | 4.75 GW |
| Pending MW: 4+ years Announced minus operational, by time-to-power bucket | — | — | — |
| Pending MW: Insufficient evidence Announced minus operational, by time-to-power bucket | — | — | — |
| Facilities with a power figure | 17% (132) | 12% (21) | 15% (23) |
| Facilities with confirmed evidence | 63% (484) | 8% (14) | 7% (10) |