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Real-Time Lake Erie Circulation

NYISO real-time five-minute Lake Erie loop-flow circulation.

Interchange data
Download data
Native record
event_time
5-minute publication cadence
Evidence
Observed market data
Published observations from the named source
Time basis
Point-in-time records
UTC · event_time

Overview

Positive values indicate clockwise / into-NYISO circulation, an important transfer-path context for New York imports and congestion.

Query contract

Preserve one canonical row per (event_time) before aggregating.

Analysis rules

  • Group only after preserving the declared grain: event_time.

Schema3

Column
Type
event_timeDateTime64(6, 'UTC')
circulation_mwhNullable(Float64)
ingested_atDateTime64(6, 'UTC')

Sample data

event_timecirculation_mwhingested_at
2026-10-01 14:20:00.00000079.22026-10-01 14:17:49.881036
2026-10-01 14:15:00.000000182.42026-10-01 14:17:49.881036
2026-10-01 14:10:00.0000002302026-10-01 14:17:49.881036
2026-10-01 14:05:00.000000250.92026-10-01 14:17:49.881036
2026-10-01 14:00:00.000000216.82026-10-01 14:17:49.881036
2026-10-01 13:55:00.000000176.92026-10-01 14:17:49.881036
2026-10-01 13:50:00.000000131.82026-10-01 14:17:49.881036
2026-10-01 13:45:00.000000105.22026-10-01 14:17:49.881036
2026-10-01 13:40:00.0000002.72026-10-01 14:17:49.881036
2026-10-01 13:35:00.00000068.42026-10-01 14:17:49.881036
2026-10-01 13:30:00.000000114.12026-10-01 14:17:49.881036
2026-10-01 13:25:00.00000060.82026-10-01 14:17:49.881036
2026-10-01 13:20:00.00000010.42026-10-01 14:17:49.881036
2026-10-01 13:15:00.000000-8.82026-10-01 14:17:49.881036
2026-10-01 13:10:00.000000-37.72026-10-01 14:17:49.881036
2026-10-01 13:05:00.000000-412026-10-01 14:17:49.881036
2026-10-01 13:00:00.000000-121.82026-10-01 14:17:49.881036
2026-10-01 12:55:00.000000-13.52026-10-01 14:17:49.881036
2026-10-01 12:50:00.000000-13.12026-10-01 14:17:49.881036
2026-10-01 12:45:00.000000-103.12026-10-01 14:17:49.881036
2026-10-01 12:40:00.000000-89.12026-10-01 14:17:49.881036
2026-10-01 12:35:00.000000-138.92026-10-01 14:17:49.881036
2026-10-01 12:30:00.000000-145.42026-10-01 14:17:49.881036
2026-10-01 12:25:00.000000-82.82026-10-01 14:17:49.881036
2026-10-01 12:15:00.000000-61.92026-10-01 14:17:49.881036

Coverage

98.9% complete67 gap days6,311 days with data
Show coverage history
Coverage: 98.9%Days with data: 6,311Gaps: 67
2026
2025
2024
2023
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