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DCPI index
Westmont
AVOID
PJM · IL · last computed 2026-08-24
-76.1
Composite score
excess − constraint/2 − ttp penalty
35.0
Excess power
0=tight · 100=ample
62.6
Grid constraint
0=clear · 100=blocked
54
mo
Time to power
interconnect → MW
Why this verdict:
DCPI verdict: AVOID; high grid constraints (63); slow TTP (54mo).
30-day excess-power trend
Comparable markets in PJM
Market
ISO
State
Verdict
Excess
Chicago
PJM
IL
AVOID
35.0
Itasca
PJM
IL
AVOID
35.0
Elk Grove
PJM
IL
AVOID
35.1
Mount Prospect
PJM
IL
AVOID
34.9
Rochelle
PJM
IL
AVOID
35.1
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