Benefits

$2.1 billion in gross benefits since Nov 2014 (as of 04/21/2022)

(millions $)
WEIM Participants 2014-2019 2020 2021 2022 Total
Q1
Arizona Public ServiceEntered 10/2016 $140.32 $48.96 $58.79 $7.41 $255.48
Avista UtilitiesEntered 04/2022 $1.95 $1.95
BANCEntered 04/2019 $15.86 $30.36 $129.61 $18.58 $194.41
California ISOEntered 11/2014 $191.88 $62.04 $146.00 $63.56 $463.48
Idaho Power CompanyEntered 04/2018 $55.11 $26.30 $52.62 $6.29 $140.32
LADWPEntered 04/2021 $42.71 $10.35 $53.06
NV EnergyEntered 12/2015 $89.03 $24.62 $47.76 $4.41 $165.82
NorthWestern EnergyEntered 06/2021 $12.09 $5.53 $17.62
PacifiCorpEntered 11/2014 $235.29 $40.63 $115.46 $26.40 $417.78
Portland General ElectricEntered 10/2017 $73.27 $31.76 $30.78 $8.59 $144.40
PowerexEntered 04/2018 $19.78 $4.03 $3.08 $1.54 $28.43
PNMEntered 04/2021 $12.53 $3.31 $15.84
Puget Sound EnergyEntered 10/2016 $41.25 $13.68 $20.67 $3.85 $79.45
Salt River ProjectEntered 04/2020 $36.06 $47.90 $5.50 $89.46
Seattle City LightEntered 04/2020 $6.64 $13.92 $3.60 $24.16
Tacoma PowerEntered 04/2022 $0.15 $0.15
TIDEntered 04/2021 $5.11 $1.29 $6.40
Total $861.79 $325.08 $739.03 $172.31 $2,098.21

Quarterly benefits

These reports quantify the estimated gross benefits from Western Energy Imbalance Market (WEIM) operations.