SWPI
Power
Nationwide LMP · Queue depth · Backlog growth · Lead-time · BLS PPI
Index level
107.58
+2.0% MoM
as of 2026-09-04 · data through 2026-09-04
Recent index observations
oldestlatest →
Component breakdown
What's inside the index.
| Component | Value | Observed n | Configured | Effective | Primitive | Source tier |
|---|---|---|---|---|---|---|
| lmpmulti source survey | 101.75 | 1 | 10.0% | 10.0% | iso settlement price | Tier 5 — Public infrastructure |
| queue depthmulti source survey | 98.86 | 2,630 | 30.0% | 30.0% | infrastructure dataset | Tier 5 — Public infrastructure |
| backlog growthmulti source survey | 153.66 | 5 | 25.0% | 25.0% | edgar filing signal | Tier 3 — EDGAR filings |
| lead timemulti source survey | 66.67 | 14 | 20.0% | 20.0% | edgar filing signal | Tier 3 — EDGAR filings |
| ppisingle authoritative feed | 106.69 | 4 | 15.0% | 15.0% | gov price index | Tier 1 — BLS PPI |
Observed counts are source-specific; active observations used: 2,654 · rebase window: 730 days
Source mix
How we source it.
Tier 1: 15.0%
Tier 3: 45.0%
Tier 5: 40.0%
Diagnostics
- Methodology
- diffusion
- Reading
- Value > 100 = grid more stressed than trailing 24-month baseline.
Cite this index
SWPI = 107.58 (SpotWire collection snapshot, 2026-09-04). https://spotwire.ai/data/snapshots/snapshot-9ef50e9f757dba6ee5976ca394d614eb44022b94dcc66fb4951a50d917f406dd.json
All citation formats: /cite · Machine-readable: snapshot JSON (CC-BY-4.0)