NATIONAL·UTILITY-SCALE PV·≥20 MWAC·TRAILING 12MO·SNAPSHOT 2026-03-31
885
Plants screened
≥20 MWac · CONUS
155
Underperformers
Gap < −15% vs peers
12.0GW
At-risk capacity
Sum of nameplate AC
-23%
Median gap
Among underperformers
REGION
SIGNAL
MW THRESHOLD
155/ 155PLANTS
NERC REGION SUMMARY · 6 OF 6CLICK ROW TO FOCUS MAP
RegionScreenedUnderMedian gapMW at riskCurtail %Dominant signal
WECCWestern34767-28.5%4,68666%CURTAILMENT
SERCSoutheast32353-25.5%3,3000%CHRONIC
TRETexas8516-25.4%2,78125%CHRONIC
MROMidwest348-22.4%7590%CHRONIC
RFCReliabilityFirst645-27.2%3250%CHRONIC
NPCCNortheast244-28.5%1010%CHRONIC
SERC: highest residual signal · zero curtailment overlap
UNDERPERFORMERS · DOT MAP
National geography of the gap
155 PLANTS
COLOR = SIGNAL · SIZE = MWAC
SIGNAL
Gap ≤ -25%
Gap -15% to -25%
Curtailment-suspect
SIZE = MWAC
WECC (West)
Curtailment-heavy: structural, not fixable
66% curtailment-suspect
WECC underperformers skew toward California spring oversupply curtailment. Gap signals here reflect structural grid congestion; equipment interventions are unlikely to close the gap. Median gap: -28.5% among 67 underperformers.
vs.
SERC (Southeast)
Zero curtailment overlap: most actionable
0% curtailment-suspect
SERC has no curtailment flags in this screen. Every underperformer here carries an unexplained residual gap; the signal is consistent with module or inverter degradation. Median gap: -25.5% among 53 underperformers. These are the most actionable acquisition targets.
GAP DISTRIBUTION · BY NERC REGION
Where the underperformers actually live
1.5-PT BIN WIDTH · AMBER LINE = -15% THRESHOLD
CLICK FACET TO FOCUS TABLE + MAP
WECCWestern
347 screened67 under19% tail
-15%-30%-15%0%15%
SERCSoutheast
323 screened53 under16% tail
-15%-30%-15%0%15%
TRETexas
85 screened16 under19% tail
-15%-30%-15%0%15%
RFCReliabilityFirst
64 screened5 under8% tail
-15%-30%-15%0%15%
MROMidwest
34 screened8 under24% tail
-15%-30%-15%0%15%
NPCCNortheast
24 screened4 under17% tail
-15%-30%-15%0%15%
CURTAILMENT-SUSPECT (left tail)RESIDUAL UNDERPERFORMANCEPOPULATION (passing)
155plants · sorted by gap pct 12mo
PAGE 1 / 7
RankPlantSTNERCMWacGap 12moDistressSusp. SignalCurtail?
001
Alta Luna
TPE Alta Luna, LLC
NMWECC28-89.8%75VINTAGE
002
Meadows PV 1
Fresh Air Energy XVIII, LLC
NCSERC20-84.3%87VINTAGE
003
Little Bear 4
Little Bear Solar 4, LLC (Longroad)
CAWECC50-60.7%65CURTAILMENTYES
004
Grizzly Ridge Solar
Grizzly Ridge Solar LLC
TXTRE100-55.5%83CHRONIC
005
Giffen Solar Park
Giffen Solar Park, LLC
CAWECC20-54.1%75CURTAILMENTYES
006
Guernsey Solar Station
Pacific Gas & Electric Co.
CAWECC20-53.0%75CURTAILMENTYES
007
Hyder Solar Hybrid
Arizona Public Service Co
AZWECC32-51.1%75VINTAGE
008
San Joaquin Solar
GASNA 6P, LLC
CAWECC21-49.2%60CURTAILMENTYES
009
Samson Solar Energy III LLC
Invenergy Services LLC
TXTRE250-48.5%73CHRONIC
010
Delta's Edge Solar
Cubico USA, LLC
MSSERC100-48.0%67CHRONIC
011
Adera Solar
AES Distributed Energy
CAWECC20-47.7%65CURTAILMENTYES
012
Dogwood Solar, LLC
Duke Energy Renewables Services
NCSERC20-47.3%77VINTAGE
013
Oro Loma
Consolidated Edison Development Inc.
CAWECC20-46.5%65CURTAILMENTYES
014
Alamosa Solar
RC5 Whetstone LLC
COWECC30-43.0%65VINTAGE
015
EGP Stillwater Solar PV II, LLC
Enel Green Power NA, Inc.
NVWECC20-41.9%60CHRONIC
016
Hazlehurst II
SR South Loving, LLC
GASERC53-41.6%65VINTAGE
017
Maryland Solar
8point3 Operating Company LLC
MDRFC27-41.0%65VINTAGE
018
Estill Solar
Estill Solar I, LLC
SCSERC20-40.9%77VINTAGE
019
Samson Solar Energy
Invenergy Services LLC
TXTRE250-40.8%73CHRONIC
020
Stroud Solar Station
Pacific Gas & Electric Co.
CAWECC20-39.9%65CURTAILMENTYES
021
Durrance
Tampa Electric Co
FLSERC60-39.0%47CHRONIC
022
Rancho Seco Solar II, LLC
Rancho Seco Solar II, LLC
CAWECC160-37.6%55CURTAILMENTYES
023
Midway Solar Farm II
Dominion Renewable Energy
CAWECC30-37.0%55CURTAILMENTYES
024
Two Creeks Solar
Wisconsin Public Service Corp
WIRFC150-36.5%55CHRONIC
025
Alpaugh North
Consolidated Edison Development Inc.
CAWECC20-36.4%65CURTAILMENTYES