B
Evidence Grade B
Graded
under review
Safe to Cite
Current
313,500
313,500 -- weekly impressions for Keystone Outdoor (2026)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
Source verified
Evidence graded
Value
313,500
Unit
Count
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Keystone Outdoor
Primary
Tier B
http://keystoneoutdoor.com/company.php ↗
Source Article
Original Research
Keystone Outdoor
· Original study ↗
Methodology
Company-reported average Eyes On Impressions (E.O.I.) for its Philadelphia Metro billboard inventory
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Keystone Outdoor: 313,500 weekly impressions. Source: Keystone Outdoor (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/keystone-outdoor-avg-eoi-313500
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<blockquote cite="https://lighthousedata.io/data/keystone-outdoor-avg-eoi-313500" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>313,500</strong> -- weekly impressions for Keystone Outdoor<br><small>Source: Keystone Outdoor (2026) · <a href="https://lighthousedata.io/data/keystone-outdoor-avg-eoi-313500" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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