
Load State Estimator by Zone
Real-time demand in MW by MISO load-state-estimator zone.
Native record
event_time x zone
Evidence
Observed market data
Time basis
Point-in-time records
Overview
These operational zone identifiers are source-native and should not be assumed to match planning-zone or local-resource-zone geography without an explicit crosswalk.
Query contract
Analysis rules
Access
Query from your own tools
Use the guarded HTTP endpoint directly, or connect an MCP client and load the dataset contract with describe_data before calling query_data.
HTTP endpoint
POST /api/v1/datasets/miso_demand_load_state_estimator/querySchema6
Column
Type
event_timeDateTime64(6, 'UTC')zoneLowCardinality(String)demand_mwNullable(Float64)datetime_localNullable(String)market_dateNullable(Date32)ingested_atDateTime64(6, 'UTC')Sample data
| event_time | zone | demand_mw | datetime_local | market_date | ingested_at |
|---|---|---|---|---|---|
| 2026-09-27 04:00:00.000000 | N/A | 463.7 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 04:00:00.000000 | 8910 | 20521.9 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 04:00:00.000000 | 0035 | 8698.4 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 04:00:00.000000 | 0027 | 14519.8 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 04:00:00.000000 | 0006 | 8238.8 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 04:00:00.000000 | 0004 | 4191.5 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 04:00:00.000000 | 0001 | 9397.1 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 04:00:00.000000 | N/A | 463.7 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 21:19:11.538885 |
| 2026-09-27 04:00:00.000000 | 8910 | 20521.9 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 21:19:11.538885 |
| 2026-09-27 04:00:00.000000 | 0035 | 8698.4 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 21:19:11.538885 |
| 2026-09-27 04:00:00.000000 | 0027 | 14519.8 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 21:19:11.538885 |
| 2026-09-27 04:00:00.000000 | 0006 | 8238.8 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 21:19:11.538885 |
| 2026-09-27 04:00:00.000000 | 0004 | 4191.5 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 21:19:11.538885 |
| 2026-09-27 04:00:00.000000 | 0001 | 9397.1 | 2026-09-26T23:00:00 | 2026-09-26 | 2026-09-27 21:19:11.538885 |
| 2026-09-27 03:00:00.000000 | N/A | 501.2 | 2026-09-26T22:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 03:00:00.000000 | 8910 | 21403.1 | 2026-09-26T22:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 03:00:00.000000 | 0035 | 9044.9 | 2026-09-26T22:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 03:00:00.000000 | 0027 | 14804.8 | 2026-09-26T22:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 03:00:00.000000 | 0006 | 8553 | 2026-09-26T22:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 03:00:00.000000 | 0004 | 4427 | 2026-09-26T22:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 03:00:00.000000 | 0001 | 9831.1 | 2026-09-26T22:00:00 | 2026-09-26 | 2026-09-27 22:18:41.049755 |
| 2026-09-27 03:00:00.000000 | N/A | 501.2 | 2026-09-26T22:00:00 | 2026-09-26 | 2026-09-27 21:19:11.538885 |
| 2026-09-27 03:00:00.000000 | 8910 | 21403.1 | 2026-09-26T22:00:00 | 2026-09-26 | 2026-09-27 21:19:11.538885 |
| 2026-09-27 03:00:00.000000 | 0035 | 9044.9 | 2026-09-26T22:00:00 | 2026-09-26 | 2026-09-27 21:19:11.538885 |
| 2026-09-27 03:00:00.000000 | 0027 | 14804.8 | 2026-09-26T22:00:00 | 2026-09-26 | 2026-09-27 21:19:11.538885 |
Coverage
90.4% complete202 gap days1,894 days with data
Show coverage history
Coverage: 90.4%Days with data: 1,894Gaps: 202
2026
2025
2024
2023
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2021
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