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170 MW Solar operating in Maricopa, AZ — California Independent System Operator
170 MW
Nameplate Capacity
12
Generators
units
Solar Photovoltaic
Technology
2011
Operating Since
Coordinates
33.3421, -112.9197
County
Maricopa, AZ
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | RWE Clean Energy | Consolidated Edison Development Inc. | — |
| Owner(s) | Consolidated Edison Development Inc. | Consolidated Edison Development Inc. | — |
| Status | Operating | operating | — |
GEM identifies the owner as Consolidated Edison Development Inc.
This entity is not yet in the GEM ownership database — chain unavailable.
Mesquite Solar 1 is a 170 MW solar photovoltaic power plant located in Maricopa County, Arizona. The plant, which began operating in 2011, consists of 12 generators utilizing fixed-tilt solar tracking technology. Consolidated Edison Development Inc. operates the facility, which is interconnected to the California Independent System Operator (CAISO) balancing authority within the Western Electricity Coordinating Council (WECC) NERC region.
In its most recent year of operation, Mesquite Solar 1 generated 401,380 MWh of electricity, achieving a capacity factor of 26.9%. The plant holds a rank of 8 out of 23 solar facilities in Arizona, and ranks 311 out of 639 nationally. Financial data indicates a power purchase agreement (PPA) price of $179.36 per MWh, according to data from Lawrence Berkeley National Laboratory.
Generated from EIA, GEM, and public data sources
ISO/RTO
CAISO
Market
ISO/RTO Member
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
23.7K MWh
Latest Month
401.4K MWh
Annual Generation
26.9%
Capacity Factor
Data from 2012–2024
$8.6/MWh
Energy Value
$8.2/MWh
Capacity Value
Market Position
ISO/RTO Market
CAISO
LMP Node
C643T_2_B1
Pricing Hub
TH_SP15_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match
Last updated 2026-03-14
View all articlesNo ask pi reports yet for this entity.
ask pi about Mesquite Solar 1California Independent System Operator (CISO)
Grid Voltage
500.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP