Eastern Interconnection Frequency Events

Generated by the PSFM-1 Frequency Recorder

(updated as events are recorded.)
All times are UTC.
Generated at 11:05:05 10-Aug-2022 UTC.

Date Pickup Dropout Delta (Hz) Slope(Hz/sec) Type
08/01/22 10:15:17 10:15:19 0.023 0.0042 VT ROC
08/01/22 10:15:18 10:15:25 0.028 0.0036 Delta +
08/01/22 12:31:20 12:31:24 0.024 0.0037 VT ROC


Date Pickup Dropout Delta (Hz) Slope(Hz/sec) Type
08/02/22 09:50:55 09:51:00 0.030 0.0050 VT ROC
08/02/22 09:50:54 09:51:03 0.031 0.0044 Delta +
08/02/22 10:01:00 10:01:01 0.022 0.0036 VT ROC
08/02/22 13:42:40 13:42:42 0.024 0.0041 VT ROC


Date Pickup Dropout Delta (Hz) Slope(Hz/sec) Type
08/03/22 10:10:35 10:10:39 0.024 0.0036 Delta +
08/03/22 17:56:35 17:56:39 -0.029 -0.0055 VT ROC
08/03/22 17:56:34 17:56:44 -0.032 -0.0047 Delta -


Date Pickup Dropout Delta (Hz) Slope(Hz/sec) Type
08/04/22 11:11:00 11:11:04 0.029 0.0047 VT ROC
08/04/22 11:10:59 11:11:05 0.030 0.0042 Delta +
08/04/22 13:47:54 13:47:55 0.020 0.0035 VT ROC
08/04/22 16:52:58 16:53:05 -0.026 -0.0039 Delta -


Date Pickup Dropout Delta (Hz) Slope(Hz/sec) Type
08/05/22 11:10:52 11:10:54 0.026 0.0037 VT ROC
08/05/22 11:10:51 11:10:59 0.028 0.0039 Delta +


Date Pickup Dropout Delta (Hz) Slope(Hz/sec) Type
08/06/22 13:10:34 13:10:36 0.024 0.0047 VT ROC
08/06/22 13:10:35 13:10:41 0.026 0.0037 Delta +


Date Pickup Dropout Delta (Hz) Slope(Hz/sec) Type
08/07/22 13:16:02 13:16:04 0.025 0.0038 VT ROC


Date Pickup Dropout Delta (Hz) Slope(Hz/sec) Type
08/08/22 12:01:12 12:01:13 0.020 0.0037 VT ROC


Date Pickup Dropout Delta (Hz) Slope(Hz/sec) Type
08/09/22 11:06:01 11:06:09 0.028 0.0037 Delta +
08/09/22 13:01:32 13:01:34 0.027 0.0043 VT ROC
08/09/22 13:01:30 13:01:41 0.030 0.0037 Delta +


Date Pickup Dropout Delta (Hz) Slope(Hz/sec) Type
08/10/22 11:04:49 11:04:51 0.026 0.0043 VT ROC
08/10/22 11:04:52 11:04:53 0.026 0.0036 VT ROC
08/10/22 11:04:48 11:04:55 0.028 0.0039 Delta +


PSFM Hardware and software by Robert M. Orndorff
Generated at 11:05:05 10-Aug-2022 UTC.
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