Ask the Grid

Overview

ISO-NE's published Reserve Price Hourly Prelim source feed. This catalog page exposes the physical schema, coverage, and latest source rows without inventing a normalized grain for publisher-shaped snapshot fields. Use the documented key and event time when comparing revisions or vintages.

Schema13

Column
Type
event_timeDateTime64(6, 'UTC')
reserve_zone_idInt64
reserve_zone_nameNullable(String)
ten_min_spin_requirementNullable(Float64)
total10_min_requirementNullable(Float64)
total30_min_requirementNullable(Float64)
tmsr_designated_mwNullable(Float64)
tmnsr_designated_mwNullable(Float64)
tmor_designated_mwNullable(Float64)
tmsr_clearing_priceNullable(Float64)
tmnsr_clearing_priceNullable(Float64)
tmor_clearing_priceNullable(Float64)
ingested_atDateTime64(6, 'UTC')

Sample rows

event_timereserve_zone_idreserve_zone_nameten_min_spin_requirementtotal10_min_requirementtotal30_min_requirementtmsr_designated_mwtmnsr_designated_mwtmor_designated_mwtmsr_clearing_pricetmnsr_clearing_pricetmor_clearing_priceingested_at
2026-08-14 04:00:00.0000007003NEMABSTN0060037.91772.153.6670002026-08-14 05:17:30.530058
2026-08-14 04:00:00.0000007002CT00953.53346.075163.9128.350002026-08-14 05:17:30.530058
2026-08-14 04:00:00.0000007001SWCT00710.04262.2443.1246.1670002026-08-14 05:17:30.530058
2026-08-14 04:00:00.0000007000ROS357.751428.52196.583435.52043.733715.6670002026-08-14 05:17:30.530058
2026-08-14 03:00:00.0000007003NEMABSTN0060048.92572.1540002026-08-14 04:17:31.072156
2026-08-14 03:00:00.0000007002CT00975.2256.767163.9118.7920002026-08-14 04:17:31.072156
2026-08-14 03:00:00.0000007001SWCT00729.21749.4443.1243.60002026-08-14 04:17:31.072156
2026-08-14 03:00:00.0000007000ROS357.51427.3332195.5339.6252029.225699.1080002026-08-14 04:17:31.072156
2026-08-14 02:00:00.0000007003NEMABSTN0060072.483113.7128.20.16002026-08-14 03:17:34.271715
2026-08-14 02:00:00.0000007002CT00941.8587.283163.9118.9920.16002026-08-14 03:17:34.271715
2026-08-14 02:00:00.0000007001SWCT00755.15849.767680.2260.8170.16002026-08-14 03:17:34.271715
2026-08-14 02:00:00.0000007000ROS357.5831427.1672195.5392.41809.567742.0080.16002026-08-14 03:17:34.271715
2026-08-14 01:00:00.0000007003NEMABSTN0060032.725113.7126.2580.14002026-08-14 02:17:35.009891
2026-08-14 01:00:00.0000007002CT00937.9587.033163.9116.4080.14002026-08-14 02:17:35.009891
2026-08-14 01:00:00.0000007001SWCT00753.00830.417680.2257.2750.14002026-08-14 02:17:35.009891
2026-08-14 01:00:00.0000007000ROS357.9171427.8332196.333399.0251420.3663.4170.14002026-08-14 02:17:35.009891
2026-08-14 00:00:00.0000007003NEMABSTN0060033.883113.7131.5670.3002026-08-14 01:17:30.583305
2026-08-13 23:00:00.0000007003NEMABSTN0060034.4113.7137.0670002026-08-14 00:17:30.842253
2026-08-13 22:00:00.0000007003NEMABSTN0060037.008113.7139.250002026-08-13 23:17:30.077772
2026-08-13 21:00:00.0000007003NEMABSTN0060065.825113.7147.9170.02002026-08-13 22:17:30.360878
2026-08-13 20:00:00.0000007003NEMABSTN0060059.942113.7146.550002026-08-13 21:17:30.272983
2026-08-13 19:00:00.0000007003NEMABSTN0060051.542113.7145.450002026-08-13 20:17:31.116760
2026-08-13 18:00:00.0000007003NEMABSTN0060071.55113.7154.3330002026-08-13 19:17:38.248395
2026-08-13 17:00:00.0000007003NEMABSTN0060035.133113.7141.0420002026-08-13 18:17:30.770555
2026-08-13 16:00:00.0000007003NEMABSTN0060032.05113.7139.6420002026-08-13 17:17:33.166287

Coverage

100.0% complete0 gap days1,687 days with data
Show coverage history ▾
Coverage: 100.0%Days with data: 1,687Gaps: 0
2026
2025
2024
2023
2022
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